Know your Mac OS X processes


Information about your Mac system processes and applications

All known processes

Check processes running on your Mac

A

ABAssistantService (ABAssistantService.app)

/System/Library/Frameworks/AddressBook.framework/Versions/A/Resources/ABAssistantService.app/Conten...
No description on this process yet.
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Abk (Abk.app)

Mac keylogger with remote monitoring support. It supports stealth keystroke recording, screenshots capturing and sending the logs by email or FTP in a real time. If it's not installed by yourself it can be used to sneak passwords and other private information.
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Activity Monitor (Activity Monitor.app)

Activity Monitor utility monitors the activity of your computer's processor and disk, its memory, and its network activity.
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activitymonitord (Activity Monitor.app)

/Applications/Utilities/Activity Monitor.app/Contents/MacOS/activitymonitord
No description on this process yet.
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AddPrinter (AddPrinter.app)

Utility for setting up new printing device in Mac OS X (Leopard).
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Address Book (Address Book.app)

Address Book application bundled with Mac OS X.
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AirPlayUIAgent (AirPlayUIAgent.app)

/System/Library/CoreServices/AirPlayUIAgent.app/Contents/MacOS/AirPlayUIAgent --launchd
No description on this process yet.
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AirPort Base Station Agent (AirPort Base Station Agent.app)

Monitors base stations on the network and provides software updates as well as access to hard drives attached to wireless router.rn
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AirPort Disk Agent (AirPort Disk Agent.app)

Provides access to USB disk, that is connected to an AirPort Extreme Base Station.
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AirPort Utility (AirPort Utility.app)

AirPort Utility is setup and management utility for the AirPort Express Base Station, the AirPort Extreme Base Station and Time Capsule.
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airportd

airportd configures various wireless card parameters automatically. For example, automatically connects to a preferred wireless network after restart if the network is available.
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amavisd (Server.app)

amavisd is a OS X Server high-performance interface between Mail Transfer Agent (MTA) and virus scanners and/or junk-mail scanners.
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anvil

The Postfix (free and open-source mail transfer agent that routes and delivers electronic mail) anvil server maintains statistics about client connection counts or client request rates.
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aosnotifyd

Daemon providing syncing between Mac and MobileMe.
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APNBridge

APNBridge is a jabberd component to allow devices to subcribe to notifications and receive them via the Apple Push Notification Service.
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App Store (App Store.app)

The Mac App Store is a digital distribution platform for Mac OS X applications.
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Apple80211Agent (Apple80211Agent.app)

/System/Library/CoreServices/Apple80211Agent.app/Contents/MacOS/Apple80211Agent -psn_0_602259
No description on this process yet.
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appleeventsd

System-wide daemon which coordinates AppleEvents activity on the system.
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AppleMobileBackup (AppleMobileDeviceHelper.app)

Backup utility for iPhone and iPod Touch.
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AppleMobileDeviceHelper (AppleMobileDeviceHelper.app)

Framework that powers iTune's-iPod and -iPhone data transfer.
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appleprofilepolicyd

appleprofilepolicyd is a system daemon that implements a access control policy for the services provided by AppleProfileFamily.
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applepushserviced

Daemon for Apple Push Notification service. This is part of the ApplePushService framework which allows Mac applications present dynamic content delivered over the Internet to user/computer.
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AppleScript Editor (AppleScript Editor.app)

AppleScript Editor provides the ability to edit, compile, and execute scripts written in AppleScript.
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AppleScript Runner (AppleScript Runner.app)

AppleScript Runner is an implementation detail of features like Folder Actions and the Script Menu (they use AppleScript Runner to run scripts).
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AppleScript Utility (AppleScript Utility.app)

AppleScript is an English-like language used to create script files that control the actions of the Mac and the applications that run on it.
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AppleSpell

System-wide spell checking service.
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AppleVNCServer

Server for providing access to your Mac remotely. Part of Apple Remote Desktop package.
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apsd-ft (FaceTime.app)

Push notification services for FaceTime for Mac.
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arch

arch utility will print architecture type of your operating system or run selected architecture of a universal binary.
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Archive Utility (Archive Utility.app)

Archive Utility (BOMArchiveHelper until Mac OS X 10.5) is the default archive file handler in Mac OS X. It is usually invoked automatically when opening a file in one of its supported formats.
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ARDAgent (ARDAgent.app)

ARDAgent is the application that responds to Apple Remote Desktop remote administration requests, screen sharing and the like.
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aslmanager

Apple System Log data store file manager. Manages files in the ASL data store written by the syslogd server.
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asr

Apple Software Restore; copy disk images onto volumes, either directly or via a multicast network stream.
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ATSServer

Apple Type Solution Server. Enables system-wide font management. Replaced with fontd daemon in Snow Leopard.
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Audio MIDI Setup (Audio MIDI Setup.app)

Audio MIDI Setup configures the audio input and output devices connected to your computer.
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auditd

The auditd daemon responds to requests from the audit utility and notifications from the kernel. It manages the resulting audit log files and specified log file locations.
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authorizationhost (SecurityAgent.app)

Provides authentication and authorization framework for applications.
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autofsd

Monitors network filesystem requests or configuration changes, and when such an event occurs, launches automount to update the mount points.
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Automator (Automator.app)

Automator implements point-and-click (or drag-and-drop) creation of workflows for automating repetitive tasks.
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Automator Launcher (Automator Launcher.app)

/System/Library/CoreServices/Automator Launcher.app/Contents/MacOS/Automator Launcher -psn_0_184365
No description on this process yet.
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Automator Runner (Automator Runner.app)

/System/Library/CoreServices/Automator Runner.app/Contents/MacOS/Automator Runner...
No description on this process yet.
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automountd

Daemon that responds to requests from autofs to mount and unmount network filesystems, and to supply the contents of directories, based on the contents of automounter maps.
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auvaltool

AudioUnit validation tool tests a specified AudioUnit for API and behavioural conformance.
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AVCAssistant

/System/Library/PrivateFrameworks/CoreMediaIOServices.framework/Resources/AVC.plugin/Contents/Resou...
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AVRCPAgent (AVRCPAgent.app)

/System/Library/CoreServices/AVRCPAgent.app/Contents/MacOS/AVRCPAgent -BTAutoLaunch -BTType L2CAP...
No description on this process yet.
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awacsd

Apple Wide Area Connectivity Service daemon - facilitate connections between devices using Back to My Mac.
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awk

AWK is a programming language that is designed for processing text-based data, either in files or data streams. A version of the AWK language is a standard feature of nearly every modern Unix-like operating system, including OS X.
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B

backupd-helper

Time Machine backup for Mac OS X Leopard.
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bash

Bash is an sh-compatible command language interpreter that executes commands from the standard input or file.
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BezelUIServer

BezelUIServer responds to things like volume and screen brightness settings by creating the translucent popups and helps launching FrontRow.
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blued

Bluetooth daemon. Handles SDP transactions, link key management, and incoming connection acceptance.
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Bluetooth File Exchange (Bluetooth File Exchange.app)

Handles files exchanges between Bluetooth devices.
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BluetoothAudioAgent (BluetoothAudioAgent.app)

/System/Library/CoreServices/BluetoothAudioAgent.app/Contents/MacOS/BluetoothAudioAgent
No description on this process yet.
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bnepd

The Bluetooth network daemon that handles all BNEP connections on the system.
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bookstoreagent

/System/Library/PrivateFrameworks/CommerceKit.framework/Versions/A/Resources/bookstoreagent
No description on this process yet.
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Boot Camp Assistant (Boot Camp Assistant.app)

Part of Boot Camp - software included with OS X Lion so you can run compatible versions of Microsoft Windows on an Intel-based Mac.
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bootpd

NetBoot server implementing a DHCP/BOOTP server as defined in RFC951, RFC1542, RFC2131, and RFC2132, as well as a BOOTP/DHCP relay agent.
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bounce

The bounce daemon maintains mail delivery status reports.
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build_hd_index (ARDAgent.app)

Collects data on remote computers about files/applications used and user activity.
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bunzip2

bzip2 un bunzip2 are utilities for compressing/uncompressing files using Burrows-Wheeler block sorting text compression algorithm, and Huffman coding.
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C

c2s

c2s accepts incoming connections from clients, performs authentication and registration functions, and communicates with the session manager on their behalf.
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caffeinate

caffeniate prevents the system from sleeping on behalf of a utility.
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Calculator (Calculator.app)

Calculator is a basic calculator application bundled with Mac OS X.
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cat

The cat utility reads files sequentially, writing them to the standard output.
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CCacheServer (CCacheServer.app)

Agent that maintains the Kerberos credentials cache for a specific user.
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cfprefsd

cfprefsd provides preferences services for the CFPreferences and NSUserDefaults APIs.
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CharacterPalette (CharacterPalette.app)

Character Palette is used to insert special characters, such as mathematical symbols, letters with accent marks, or arrows and other "dingbats" as well as to enter Japanese, Chinese, Korean characters and characters from other languages.
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CharPaletteServer (CharPaletteServer.app)

Character Palette is used to insert special characters, such as mathematical symbols, letters with accent marks, or arrows and other “dingbats,” into your documents.
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checkvir

Backdoor:OSX/Imuler.A malware. Contacts a remote server for instructions; it may then steal files or capture a screenshot of the infected computer system, which is then forwarded to the remote server
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check_afp (check_afp.app)

Keeps the local AFP client in sync with the AFP Server when another client updates items on that same server, refreshes the reconnect authentication credential on a periodic basis and handles displaying AFP server messages.
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chflags

Standard Unix ulitity to change file flags.
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chgrp

Standard Unix utility to change group of the Unix file.
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chmod

The chmod utility modifies the file mode bits of the listed files as specified by the mode operand. It may also be used to modify the Access Control Lists (ACLs) associated with the listed files.
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chown

Unix utility that changes the user ID and/or the group ID of the specified files.
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chum

Computer Hardware Understanding Development (CHUD) Tool helper daemon for provided authorized users access to privileged kernel interfaces.
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clamd

Anti-virus daemon for Mac OS X Server, listens for incoming connections on Unix and/or TCP socket and scans files or directories on demand.
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clamd (Server.app)

clamd is an anti-virus daemon that listens for incoming connections on Unix and/or TCP socket and scans files or directories on demand.
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clang

clang is a C, C++, and Objective-C compiler which encompasses preprocessing, parsing, optimization, code generation, assembly, and linking.
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cleanup

The daemon processes inbound mail, inserts it into the incoming mail queue, and informs the queue manager of its arrival.
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CloudKeychainProxy

/System/Library/Frameworks/Security.framework/Versions/A/Resources/CloudKeychainProxy.bundle/Conten...
No description on this process yet.
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codesign

The codesign command is used to create, check, and display code signatures, as well as inquire into the dynamic status of signed code in the system.
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ColorSync Utility (ColorSync Utility.app)

ColorSync translates an image’s data between the color spaces of your devices so each device reproduces the image as accurately as possible.
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com.apple.legacymediabridge.videodecompressionserver

com.apple.legacymediabridge.videodecompressionserver
No description on this process yet.
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com.apple.security.agentStub

/System/Library/Frameworks/Security.framework/Versions/A/XPCServices/com.apple.security.agentStub.x...
No description on this process yet.
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com.apple.security.pboxd

Daemon process called Powerbox (pboxd) job is to present and control open/save dialog boxes on behalf of sandboxed applications.
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com.apple.SpeechRecognitionCore.speechrecognitiond

Apple speech recognition daemon.
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compressord

Part of Final Cut Studio application, providing batch processes for encoding to a wide range of industry-standard formats.
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configd

Maintains data reflecting the desired and current state of the system, provides notifications to applications when this data changes, and hosts a number of configuration agents.
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Conflict Resolver (Conflict Resolver.app)

Conflict Resolver is an application used by .Mac service. Conflict Resolver is executed in the event that the .Mac Sync Service cannot decide on which version of the data to use.
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Console (Console.app)

Console displays system messages written in system logs.
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cookied

cookied is per-user HTTP cookie storage daemon which manages the user's cookie storage.
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copy-helper

/System/Library/PrivateFrameworks/DiskImages.framework/Resources/copy-helper -source /Users/inkfolk...
No description on this process yet.
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coreaudiod

Daemon used for Core Audio related purposes.
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coreservicesd

Core Services daemon. Core Services is the Mac OS X system layer that lies above the core operating system and below the services, frameworks, and libraries used in application development.
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corestoraged

corestoraged manages CoreStorage (logical filesystem abstraction layer) volumes.
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cron

Daemon to execute scheduled commands. Looks through the crontab files and follows scheduled instructions.
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csh

Berkeley UNIX C shell- command language interpreter usable both as an interactive login shell and a shell script command processor.
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cups-deviced

CUPS (common unix printing system) device daemon, polls the backends for a list of available devices.
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cups-polld

cups-polld polls remote servers for a list of available printers and printer classes.
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cupsd

Common unix printing system daemon. It implements a printing system based upon the Internet Printing Protocol
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curl

curl is a Standard Unix tool to transfer data from or to a server, using one of the supported protocols (HTTP, HTTPS, FTP, FTPS, SCP, SFTP, TFTP, DICT, TELNET, LDAP or FILE)
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cut

The cut utility cuts out selected portions of each line from each file and writes them to the standard output.
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CVMCompiler

Mac OS X Core Virtual Machine Compiler - daemon that performs generic slave tasks controlled by CVMServer.
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CVMServer

Mac OS X Core Virtual Machine Server - system daemon that handles generic task execution in a slave process.
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D

DashboardClient (Dock.app)

Dashboard is a semi-transparent layer that floats above your desktop at the press of a key, and provides access to mini applications called widgets.
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Dashcode (Dashcode.app)

Apple's development environment for creating dashboard widgets and Web applications.
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date

date utility displays or sets the current date and time.
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Dictionary (Dictionary.app)

Dictionary provides definitions and synonyms from the New Oxford American Dictionary, 2nd Edition and Oxford American Writers Thesaurus, 1st Edition.
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DictionaryPanel (Dictionary.app)

DictionaryPanel is alternative display method (you can activate it in Dictionary preferences) for Dictionary.app.
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DigitalColor Meter (DigitalColor Meter.app)

DigitalColor Meter matchs the color on your screen against several industry standard spaces as well as see color value of any pixel on your display for copying into an HTML or graphics document.
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Directory (Directory.app)

The Directory application provides access to shared information about people, groups, locations, and resources within your organization.
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Directory Utility (Directory Utility.app)

Directory Utility determines which directory services a Mac OS X computer uses and how it connects to directory domains.
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DirectoryService

DirectoryService gathers directory access information which includes permissions for directories and mounted disks and provides it to applications.
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dirhelper

Command is a launch-on-demand helper for special directory creation. It is launched in a privileged context via launchd in order to create special directories where the user would not otherwise have permission to do so.
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Disk Utility (Disk Utility.app)

Disk Utility lets you configure and manage disks and perform disk related tasks.
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DiskArbitrationAgent

/System/Library/Frameworks/DiskArbitration.framework/Versions/A/Support/DiskArbitrationAgent
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diskarbitrationd

diskarbitrationd listens for connections from clients, notifies clients of the appearance of disks and filesystems, and governs the mounting of filesystems and the claiming of disks amongst clients.
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diskimages-helper

Mounts compressed disk images.
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diskmanagementd

diskmanagementd is the back-end daemon to the DiskManagement framework.
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DiskManagementTool

Component of Disk Utility that actually performs the task of repairing permissions.
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distccd

distccd is the distributed C/C++ compiler server, part of Apple development toolset. It accepts and runs compilation jobs for network clients.
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distnoted

Provides distributed notification services (CFNotificationCenter daemon process and related agent processes).
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ditto

Unix utility to copy directory hierarchies, create and extract archives.
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dnsextd

BIND Extension Daemon, invoked at boot time, running alongside BIND 9, to implement two EDNS0 extensions to the standard DNS protocol.
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Dock (Dock.app)

Dock is the bar of icons that sits at the bottom or side of your screen and provides easy access to applications, displays which applications are currently running, holds windows in their minimized state and manages Dashboard widgets.
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docsetinstalld

docsetinstalld is the daemon responsible for installing documentation sets for use by Apple's developer tools.
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dotmacsyncclient

MobileMe Sync Client command-line client.
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dovecot-auth

Process handles all authentication for Dovecot- open source IMAP and POP3 server for Linux/UNIX-like systems and included with Mac OS X Server.
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dovecotd (Server.app)

A secure and highly configurable IMAP and POP3 server bundled with Mac OS X Server.
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Download (Download Java Components.app)

/System/Library/Java/Support/CoreDeploy.bundle/Contents/Download Java...
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dpd

Display Port daemon - listens for ACPI messages from SMC to change from internal mac mode to external display input mode upon display port hot-plug.
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dscl

dscl is a general-purpose utility for operating on Directory Service directory nodes. Its commands allow one to create, read, and manage Directory Service data.
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dspluginhelperd

Support daemon for legacy DirectoryService plugins. DirectoryService has been replaced by opendirectoryd. dspluginhelperd provides support for 3rd party DirectoryService plugins. More information can be accessed from the Darwin Open Directory Page
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DVD Player (DVD Player.app)

Default DVD player in Mac OS X.
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dynamic_pager

The dynamic_pager daemon manages a pool of external swap files which the kernel uses to support demand paging.
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E

eapolclient

The eapolclient is used by Mac OS X to connect to 802.1x secured wireless networks.
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efax

Send/receive faxes with Class 1, 2 or 2.0 fax modem.
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emacs

emacs is feature-rich text editor bundled with most Unix based systems.
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emond

Event Monitor Daemon, accepts events from various services, runs them through a simple rules engine, and takes action. The actions can run commands; send email, SMS, or jabber messages; or update an RSS feed.
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EncoderServer (iDVD.app)

DVD creation software application.
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EscrowSecurityAlert (EscrowSecurityAlert.app)

/System/Library/PrivateFrameworks/CloudServices.framework/Resources/EscrowSecurityAlert.app/Content...
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F

FaceTime (FaceTime.app)

FaceTime is a video calling software application and related protocol developed by Apple for Macs and supported mobile devices running the iOS.
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fc-cache

fc-cache scans the font directories on the system and builds font information cache files for applications using fontconfig for their font handling.
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FDERecoveryAgent

FDERecoveryAgent sends encrypted CoreStorage key recovery information to Apple. It is run only when "Store the recovery key with Apple" is selected, and even then only if the information could not be transmitted when that option was first selected.
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fgrep

Variant programs for grep utility. Fgrep is the same as grep -F
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filecoordinationd

filecoordinationd provides system-wide file access coordination.
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FileMerge (FileMerge.app)

Utility graphically compares and merges two different versions of a file. A command line version is available through the Terminal application: opendiff. Part of Apple Development tools.
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FileSyncAgent (FileSyncAgent.app)

/System/Library/CoreServices/FileSyncAgent.app/Contents/MacOS/FileSyncAgent -launchedByLaunchd
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find

The find utility recursively descends the directory tree for each path listed, evaluating an expression in terms of each file in the tree.
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Finder (Finder.app)

Finder allows access to applications, hard disks, files, folders, and CDs.
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Firewall

Firewall is included with Mac OS X 10.5 (Leopard) and allows to control connections on a per-application basis, rather than a per-port basis.
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firmwaresyncd

firmwaresyncd runs at boot time to synchronize the firmware file(s) from the root filesystem to the EFI System Partition (ESP). It does not run when the system is performing a Safe Boot.
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Folder Actions Dispatcher (Folder Actions Dispatcher.app)

Server for managing folder actions. Each folder action now runs its own copy of the new Folder Actions Dispatcher application.
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Folder Actions Setup (Folder Actions Setup.app)

Utility that helps perform tasks related to Folder Actions, e.g - enable or disable Folder Actions, attach scripts to a folder etc.
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Font Book (Font Book.app)

Default font manager for Mac OS X.
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fontd

fontd is a Mac OS X system font registration manager which makes fonts available to the system.
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fontworker

fontworker is a OS X system daemon that registers and validates font for the system.
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freshclam (Server.app)

freshclam is a virus database update tool for ClamAV, bundled with OS X Server.
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Front (Front Row.app)

Front Row is media center software for Apple's Macintosh computers and Apple TV for viewing and downloading video, photos, podcasts, and music from a computer, optical disk, networks using iTunes or iPhoto, and the Internet using an Apple Remote.
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fsck_hfs

The fsck_hfs utility verifies and repairs standard HFS and HFS+ file systems.
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fsck_msdos

The fsck_msdos utility verifies and repairs FAT file systems (more commonly known as DOS file systems).
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fseventsd

fseventsd reads file system changes events and writes the events to log files on disk.
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fsmpm

Xsan File System Port Mapper daemon - server daemon residing on each Xsan File System client and server.
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fs_usage

The fs_usage utility presents an ongoing display of system call usage information pertaining to filesystem activity.
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ftpd

Internet File Transfer Protocol server included with Mac OS X.
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G

gdb-i386-apple-darwin

The GNU Debugger for debugging programs written in C, C++, and Modula-2 par of Apple's Xcode developer tools.
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getPPDVersion

/usr/libexec/getPPDVersion /Library/Printers/PPDs/Contents/Resources/HP Officejet Pro 8500...
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getty

Standard unix program running on a host computer that manages physical or virtual terminals (tty). When it detects a connection, it prompts for a username and runs the 'login' program to authenticate the user.
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Grab (Grab.app)

Grab application takes a picture of all or part of your computer screen.
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Grapher (Grapher.app)

Grapher graphs curves, surfaces, inequalities, differential equations, discrete series, and vector and scalar fields. You can also create movie files of your graphs.
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grep

Grep is standard UNIX command, it searches the named input files for lines containing a match to the given pattern.
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groff

groff is a front-end for the GNU Unix groff document formatting system.
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grotty

grotty translates the output of GNU troff text formatting processor into a form suitable for typewriter-like devices.
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gssd

gssd provides kernel access to the Generic Security Services API (GSS-API).
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gunzip

gunzip expand files compressed with gzip- cross platform file compression utility.
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H

hdiejectd

Helper for DiskImages framework. Undocumented, most probably responsible for ejecting/dismounting disk images.
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hdiutil

hdiutil uses the DiskImages framework to manipulate disk images. Common verbs include attach, detach, verify, create, convert, compact, and burn.
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HelpViewer (HelpViewer.app)

Help Viewer is a WebKit based HTML viewer for Mac OS X aimed at displaying help files and other documentation.
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hiutil

hiutil is for creating and examining .helpindex files. These files were historically created by Help Indexer.app, which now calls this tool.
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httpd

httpd is the Apache webserver (HyperText Transfer Protocol (HTTP) server program).
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httpsproxyd

/System/Library/PrivateFrameworks/FamilyControls.framework/Resources/httpsproxyd -X -k start -p 1001...
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hwmond

Mac OS X Server Hardware monitoring daemon, runs in the background periodically collecting various information about the current state of the hardware.
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I

iBooks (iBooks.app)

Apple iBooks application on Mac introduced with Mac OS X 10.9 (available via Mac App Store).
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ibtool

ibtool verifies, updates, and prints the contents of an Interface Builder document, generating its output in standard plist format.
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iCal (iCal.app)

Calendaring application bundled with Mac OS X.
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iCal Helper (iCal Helper.app)

/System/Library/Frameworks/CalendarStore.framework/Versions/A/Resources/iCal...
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iCalExternalSync

/System/Library/Frameworks/CalendarStore.framework/Resources/iCalExternalSync --oneshot --sync...
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icbaccountsd

Account sync agent, used internally to manage and synchronize account information to a local store.
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iChat (iChat.app)

iChat is an AOL Instant Messenger (AIM), MobileMe, ICQ and XMPP client.
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iChatAgent (iChatAgent.app)

Backround agent for iChat.
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id

The id utility returns user identity- displays the user and group names and numeric IDs.
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identd

identd is a server which implements the TCP/IP proposed standard IDENT user identification protocol as specified in the RFC 1413 document.
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identityservicesd (identityservicesd.app)

/System/Library/PrivateFrameworks/IDSCore.framework/identityservicesd.app/Contents/MacOS/identityse...
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idled

Idled provides near real-time updates for IMAP IDLE, receives notifications of mailbox changes and signals the appropriate imapd to report the changes to the client.
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iDVD (iDVD.app)

Apple DVD creation software application, part of iLife suite.
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IIDCAssistant

/Library/Audio/Plug-Ins/HAL/iSightAudio.plugin/Contents/Resources/IIDCAssistant.bundle/Contents/Mac...
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IIDCVideoAssistant

/System/Library/Frameworks/CoreMediaIO.framework/Resources/IIDC.plugin/Contents/Resources/IIDCVideo...
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Image Capture (Image Capture.app)

Application program that enables users to upload pictures from digital cameras or scanners which are either connected directly to the computer or the network.
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Image Capture Extension (Image Capture Extension.app)

Provides the connections between device modules and the application and providing a common interface between device modules and applications.
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Image Events (Image Events.app)

Image Events is an AppleScript agent and supports the manipulation, from scripts, of images and image-related data through operations such as cropping, embedding, matching, padding, profiling, rotating, and scaling.
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ImageCaptureService (ImageCaptureService.app)

The Image Capture application in Mac OS X allows you to easily import images and perform related functions.
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imagent (imagent.app)

/System/Library/PrivateFrameworks/IMCore.framework/imagent.app/Contents/MacOS/imagent
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imap-login

Part of Dovecot- open source IMAP and POP3 server for Linux/UNIX-like systems and included with Mac OS X Server.
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imklaunchagent

Launcher for Input Method Kit framework, supporting input methods for Chinese, Japanese, and other languages.
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iMovie (iMovie.app)

Apple video editing software application, part of iLife suite.
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iMovie HD (iMovie HD.app)

Apple video editing software application, part of iLife suite.
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IMServicePlugInAgent (IMServicePlugInAgent.app)

/System/Library/Frameworks/IMServicePlugIn.framework/IMServicePlugInAgent.app/Contents/MacOS/IMServ...
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InkServer (InkServer.app)

Ink (or Inkwell) provides handwriting recognition on Mac OS X if graphics tablet is connected to Mac.
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Installer (Installer.app)

Installer is an application included in Mac OS X which extracts and installs files out of .pkg packages.
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Instruments (Instruments.app)

Instruments is an application for dynamically tracing and profiling Mac OS X code, part of Apple development tools.
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Interface Builder (Interface Builder.app)

Interface Builder is a visual design tool used to create the user interfaces of iPhone OS and Mac OS X applications, part of Xcode development tool.
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InternetSharing

InternetSharing is the back-end for the Internet Sharing feature. It is responsible for configuring the network interfaces, the DHCP server, the network address translation daemon, and the Internet domain name server.
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ioreg

Displays the I/O Kit registry. It shows the heirarchical registry structure as an inverted tree.
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iostat

Iostat displays kernel I/O statistics on terminal, device and cpu operations.
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ioupsd

Monitors UPS's. PowerManagement's configd plugin automatically launches ioupsd whenever a UPS is connected to the system.
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ipconfig

ipconfig is a utility that communicates with the IPConfiguration agent to retrieve and set IP configuration parameters.
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ipfwloggerd

Mac OS X firewall logging daemon on Mac OS X Tiger (10.4).
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iPhone Simulator (iPhone Simulator.app)

iPhone Simulator is an environment that allows to run iPhone applications on your Mac to perform initial testing. iPhone Simulator ir part of Xcode development tools.
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iPhoto (iPhoto.app)

iPhoto is photo organizing and editing application, part of iLife suite.
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irb

irb is the interactive Ruby language interpreter bundled with Mac OS X.
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iSync (iSync.app)

iSync allows synchronizing Mac Address Book and iCal information with mobile handsets, Palm OS organizers and compatible smartphones.
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iTunes (iTunes.app)

iTunes is digital media player used for playing and organizing digital music and video files. The program is also an interface to manage the contents on iPod and iPhone.
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iTunesHelper (iTunes.app)

Listens for commands to help iTunes communicate with devices (such as iPod).
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iWeb (iWeb.app)

Website editor, part of Apple iLife suite.
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iWorkServices

Backdoor iWorkServ.A uses a file called iWorkServices and is part of the installer package included with illegitimate copies of iWork 2009 distributed on file sharing sites.
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J

Jar Launcher (Jar Launcher.app)

Jar Launcher is the program in Mac OS X that launches Java JAR files into the Aqua/Java runtime environment.
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java

Java runtime environment bundled with Mac OS X.
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Java Preferences (Java Preferences.app)

/Applications/Utilities/Java Preferences.app/Contents/MacOS/Java Preferences -psn_0_721072
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Java Web Start (Java Web Start.app)

Java Web Start is included in the Java Runtime Environment (JRE) as part of Java SE 6.
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K

kadmind

KADM5 (Kerberos V5 KDC) administration server, accepts remote requests to administer the information in databases.
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kcm

kcm is a process based credential cache for Kerberos (computer network authentication protocol used in Mac OS X) tickets.
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kcproxy

KeyChain proxy helper that manages trust settings changes for applications/certificates.
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kdc

Key distribution center process of Kerberos security protocol.
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kdcmond

KDC monitoring daemon. It is an init-like process that launches, monitors, and relaunches the Kerberos KDC process, ensuring Open Directory Single Sign On.
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Kerberos (Kerberos.app)

The Kerberos system authenticates individual users in a network environment.
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kerberosautoconfig

Paart of Kerberos -- Open Directory Single Sign On feature. The kerberosautoconfig command creates / updates & removes the edu.mit.Kerberos file and the Kerberos:<REALM_NAME> config record in dslocal db from information stored in the Open Directory config record.
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KernelEventAgent

Disk & server events notifications. Notifies users about file and disk problems.
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kextcache

The kextcache program creates kext caches, which speed up kext loading operations. It is invoked auto-matically automatically as needed to rebuild system caches.
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kextd

Responsible for loading and unloading kernel extensions (e.g. device drivers) as they are needed.
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kextload

he kextload program is used to explicitly load kernel extensions (kexts).
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KeyboardViewer (KeyboardViewer.app)

Keyboard Viewer allows to see and type characters used in alternate languages other than your chosen language.
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Keychain Access (Keychain Access.app)

Keychain is Apple Inc.'s password management system in Mac OS X and Mac OS 9.
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Keychain Scripting (Keychain Scripting.app)

Keychain Scripting is background application that acts as acts as scriptable front-end to the user's keychain where password are stored.
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kill

The kill utility sends a signal to or terminates processes.
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Kotoeri (Kotoeri.app)

Kotoeri is a Japanese language input method which comes standard with Mac OS X, as well as earlier versions of the Mac OS.
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kpasswdd

kpasswdd serves request for password changes. It listens on UDP port 464 (service kpasswd) and processes requests when they arrive. It changes the database directly and should thus only run on the master KDC.
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krb5kdc

Kerberos version 5 Authentication Service and Key Distribution Center.
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ksh

KornShell, a standard/restricted command and programming language.
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L

LaunchCFMApp

Launch a preferred executable format application using the Code Fragment Manager (CFM). Typically, this is only run manually when a CFM application needs to be debugged in gdb.
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launchctl

launchctl interfaces with launchd to load, unload daemons/agents and generally control launchd.
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launchd

Systemwide and per-user daemon/agent manager.rn
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launchproxy

launchproxy handles the inetd emulation for launchd (system process manager).
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launchservicesd

launchservicesd is used internally by MacOS X to track and coordinate information about the running applications on the system.
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less

Standard Unix utility less is a program similar to more, but which backward movement in the file as well as forward movement.
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lipo

The lipo command creates or operates on ``universal'' (multi-architecture) files.
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LKDCHelper

LKDC is a Kerberos implementation that extends "single sign-on" capabilities into ad-hoc networks. The LKDC supports the AFP, CIFS, and VNC services included in Mac OS X and Mac OS X Server.
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local

The local daemon processes ensures local mail delivery.
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locate.code

Sorted list compressor used by locate (quick file finding utility) command.
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logger

Logger provides a shell command interface to the syslog system log module.
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Logic Express (Logic Express.app)

Logic Express is a limited-functionality version of Apple Logic Pro, a MIDI sequencer and digital audio workstation software.
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Logic Pro (Logic Pro.app)

Logic Pro is a digital audio workstation and MIDI sequencer software application for the Mac OS X platform. Logic Pro is part of Apple's Logic Studio bundle of professional music applications.
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login

The login utility logs users (and pseudo-users) into the computer system.
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loginwindow (loginwindow.app)

The loginwindow program controls several aspects of user sessions and coordinates the display of the login window and the authentication of users.
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logKextDaemon

Freeware (http://code.google.com/p/logkext/) keylogger for OS X. If it's not installed by yourself it can be used to sneak passwords and other private information.
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ls

Unix command that lists directory contents
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lsof

lsof is Unix utility to list open files.
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lsregister

lsregister search the paths for application bundles and add each found item to the Launch Services database.
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M

MacDefender

Mac Defender malware - fake antivirus program. If downloaded and installed, shows fake virus infection alerts in an effort to convince users to enter credit card numbers to an insecure server.
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MacProtector

Alternate name for Mac Defender malware - fake antivirus program. If downloaded and installed, shows fake virus infection alerts in an effort to convince users to enter credit card numbers to an insecure server.
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MacSecurity

Alternate name for Mac Defender malware - fake antivirus program. If downloaded and installed, shows fake virus infection alerts in an effort to convince users to enter credit card numbers to an insecure server.
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Mail (Mail.app)

Default e-mail program included with Mac OS X.
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mail_group_expander (Server.app)

mail_group_expander is Mac OS X Server utility used to to add group aliases to the /etc/aliases file.
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make

Standard Unix utility used to determine automatically which pieces of a large program need to be recompiled, and issue the commands to recompile them.
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makewhatis

The makewhatis utility collects the names and short descriptions from all the unformatted man pages in the directories and puts them into a file used by the whatis and apropos commands.
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man

Standard Unix utility man format and display the on-line manual pages.
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ManagedClient (ManagedClient.app)

Managed Client for Mac OS X, or MCX, is a subset of Open Directory, the Apple directory service.
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Maps (Maps.app)

Apple Maps application introduced with Mac OS X 10.9.
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MassStorageCamera (MassStorageCamera.app)

/System/Library/Image Capture/Devices/MassStorageCamera.app/Contents/MacOS/MassStorageCamera...
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master

The master daemon is the resident process that runs Postfix daemons on demand: daemons to send or receive messages via the network, daemons to deliver mail locally, etc.
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mbicloudsetup (Setup Assistant.app)

/System/Library/CoreServices/Setup Assistant.app/Contents/Resources/mbicloudsetup...
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mbloginhelper (Setup Assistant.app)

/System/Library/CoreServices/Setup Assistant.app/Contents/Resources/mbloginhelper
No description on this process yet.
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mbpluginhost (Setup Assistant.app)

/System/Library/CoreServices/Setup Assistant.app/Contents/Resources/mbpluginhost
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mcxalr

Managed Client application launch restriction tool and agent - used internally to manage and implement application launch restrictions for Managed Clients (MCX). Also used by Workgroup Manager to sign applications as root to insure all permissions and modes are pre-served.
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MDCrashReportTool (AppleMobileDeviceHelper.app)

Application that provides option for sending iPhone crash reports to Apple.
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mdflagwriter

/System/Library/Frameworks/CoreServices.framework/Frameworks/Metadata.framework/Versions/A/Support/...
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mdmclient

Used internally for communication with Mobile Device Management (Profile Manager) server. Receives configuration profiles and commands from the server after a user binds to the server by installing a binding profile. Part of Managed Client (MCX).
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mDNSResponder

mDNSResponder is a Bonjour system service that implements Multicast DNS Service Discovery for discovery of services on the local network, and Unicast DNS Service Discovery for discovery of services anywhere in the world.
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mDNSResponderHelper

mDNSResponderHelper is an executable invoked by launchd to provide privilege separation to the mDNSResponder daemon.
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mds

Metadata server. It serves all clients of the metadata APIs, including Spotlight.
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mds_stores

/System/Library/Frameworks/CoreServices.framework/Frameworks/Metadata.framework/Versions/A/Support/...
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mdworker

mdworker is the metadata server worker process. It is used by mds to scan and index files as a volume is mounted or a file changes
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mdworker32

mdworker32 is the 32 bit version metadata server worker process. mdworker is used by mds to scan and index files as a volume is mounted or a file changes. Used for running 32 bit Spotlight plugins.
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mdwrite

/System/Library/Frameworks/CoreServices.framework/Frameworks/Metadata.framework/Versions/A/Support/...
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Memory Slot Utility (Memory Slot Utility.app)

/System/Library/CoreServices/Memory Slot Utility.app/Contents/MacOS/Memory Slot Utility -atOptimal...
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Messages (Messages.app)

Messages is an instant messaging software application that will replace iChat as the native Mac instant messaging client (OS X Mountain Lion) with support for iMessage, Apple's messaging service on iOS, as well as integration with FaceTime.
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MIDIServer

The server process that loads, and manages all communication with MIDI drivers. Part of the CoreMIDI framework.
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MigrateTool (Migration Assistant.app)

/Applications/Utilities/Migration Assistant.app/Contents/Resources/MigrateTool
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Migration Assistant (Migration Assistant.app)

Migration Assistant is used to transfer important information, such as user accounts, applications, network and computer settings, and files, from one Mac computer to another via a FireWire cable or over a wired or wireless network.
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Mingler (SyncServer.app)

/System/Library/Frameworks/SyncServices.framework/Versions/Current/Resources/SyncServer.app/Content...
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mkdir

The mkdir utility creates the directories named as operands, in the order specified.
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mkfontscale

Part of X11 environment. mkfontscale reads all of the scalable font files in the directory. For every font file found, an X11 font name (XLFD) is generated, and is written together with the file name to a file fonts.scale in the directory.
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mobilemesyncclient

/System/Library/PrivateFrameworks/DotMacSyncManager.framework/Resources/mobilemesyncclient --sync...
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MobileSafari (MobileSafari.app)

Mobile Safari app on iPhone Simulator - part of Apple's XCode developer tools.
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momc

Model compiler, part of XCode developer tools, used to compile data model resources.
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mount

The mount command prepare and graft a special device or the remote node on to the file system tree.
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mount_hfs

Mount an HFS/HFS+ file system. This command is normally executed by mount at boot time.
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mount_msdos

Mount an MS-DOS file system as drive on Mac OS X.
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mount_nfs

The mount_nfs command calls the mount system call to prepare and graft a remote NFS file system on to the file system tree at the point directory.
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mtmd

Mobile Time Machine daemon stores actual copies of new and changed files into /.MobileBackups.
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mtmfs

Mobile Time Machine file system daemon runs an NFS server on localhost which is then mounted at /Volumes/MobileBackups.
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mu-conference

mu-conference is the iChat Server multi-user conference module- multi-user conference plugin for jabberd2. mu-conference is used as part of Mac OS X Server's iChat Server.
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mv

Unix standard command mv rename or move files.
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N

natpmpd

natpmpd is a daemon implementing NAT-PMP - protocol for handling port forwarding requests from clients behind a NAT (network address translation). It is normally invoked by InternetSharing.
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nc

The nc (or netcat) utility is used for working with TCP or UDP network protocols. It opens TCP connections, sends UDP packets, listens on arbitrary TCP and UDP ports, does port scanning, and deal with both IPv4 and IPv6.
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NetAuthAgent (NetAuthAgent.app)

NetAuthAgent initiates network logins for both SMB and AFP volumes. NetAuthAgent also launches an application called check_afp that is responsible for receiving messages from the server (among other things).
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NetAuthSysAgent (NetAuthAgent.app)

NetAuthSysAgent is variant of NetAuthAgent (manages the authentication process at a high level on behalf of various clients included with Mac OS X) for handling system-level operations that do not require user interface.
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netbiosd

netbiosd is responsible for interacting with NetBIOS networks.
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netstat

Netstat is Unix utility that symbolically displays the contents of various network-related data structures.
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Network Diagnostics (Network Diagnostics.app)

Network Diagnostics is utility to diagnose problems related to Ethernet, AirPort, or internal or external modem connections.
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Network Utility (Network Utility.app)

Network Utility combines several information and troubleshooting tools for networking.
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networkd_privileged

Networkd privileged helper.
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newsyslog

newsyslog is a highly configurable program for managing and archiving log files.
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nfsd

NFS (Network File System) server daemon, service NFS and MOUNT protocol requests from NFS client machines.
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nmbd

NetBIOS name server to provide NetBIOS over IP naming services to clients. Also participates in the browsing protocols which make up the Windows "Network Neighborhood" view.
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nmblookup

This tool is part of the samba suite and is used to query NetBIOS names and map them to IP addresses in a network using NetBIOS over TCP/IP queries.
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NotificationCenter (NotificationCenter.app)

Notification app, introduced with Mac OS X version 10.8 (Mountain Lion).
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notifyd

Server for the Mac OS X notification system.
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ntpd

The ntpd utility is an operating system daemon which sets and maintains the system time of day in synchronism with Internet standard time servers.
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O

ocspd

Performs caching and network fetching of Certificate Revocation Lists (CRLs) and Online Certificate Status Protocol (OCSP) responses.
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ODBC Administrator (ODBC Administrator.app)

ODBC Administrator lets you connect databases with applications that conform to the Open Database Connectivity (ODBC) standard.
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odproxyd

The odproxyd job maintains incoming proxy connections to the local OpenDirectory daemon (opendirectoryd). It should not be run manually.
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ODSAgent (ODSAgent.app)

Privides DVD or CD Sharing.
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open

The open command opens a file (or a directory or URL), just as if you had double-clicked the file's icon. If no application name is specified, the default application as determined via LaunchServices is used to open the specified files.
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opendirectoryd

opendirectoryd is replacement for DirectoryService in OS X Lion and Lion Server. See DirectoryService for more information on process.
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openssl

The openssl program is a command line tool for using the various cryptography functions of OpenSSL's crypto library from the shell.
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osacompile

Compiles AppleScripts and other OSA language scripts.
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osascript

Execute AppleScripts and other OSA language scripts.
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P

pacemaker

pacemaker adjusts the system clock periodically to compensate for clock drift. The daemon is started by launchd only when the drift file is present or has just been created in the file system. pacemaker detects changes in the file and re-calculates clock adjustment values appropriately.
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ParentalControls (ParentalControls.app)

Parental Controls provides logging on activities performed by appropriate account, controls usage time limits, blocks specific websites and applications from being used.
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PasswordService

Mac OS X Server Password Server daemon, acts as the gatekeeper for user passwords and provides an authentication resource for all services running on the system.
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pbs

pbs is a helper tool for the Cocoa frameworks.
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pcscd

PC/SC Smartcard Daemon. It is a resource manager that coordinates communications with smart-card readers and smart cards and cryptographic tokens that are connected to the system.
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periodic-wrapper

The periodic-wrapper command handles the scheduling of the periodic command, that run periodic system functions.
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perl

Practical Extraction and Report Language on UNIX based systems, optimized for scanning arbitrary text files, extracting information from those text files, and printing reports based on that information.
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Photo Booth (Photo Booth.app)

Application for taking photos and video with an iSight camera or other webcams.
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php

PHP is a widely-used general-purpose scripting language that is especially suited for Web development and can be embedded into HTML
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pickup

Postfix local mail pickup. It waits for hints that new mail has been dropped into the maildrop directory, and feeds it into the cleanup daemon.
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ping

Standard unic command. Send ICMP ECHO_REQUEST packets to network hosts.
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pkd

pkd manages plug-ins for the PlugInKit subsystem.
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pkgutil

pkgutil reads and manipulates Mac OS X Installer flat packages, and provides access to the "receipt" database used by the Installer.
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PluginProcess (PluginProcess.app)

/System/Library/PrivateFrameworks/WebKit2.framework/PluginProcess.app/Contents/MacOS/PluginProcess...
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pmset

pmset manages power management settings such as idle sleep timing, wake on administrative access, automatic restart on power loss, etc.
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pmTool (Activity Monitor.app)

Invoked by the Activity Monitor. Polls the system and collects detailed process information.
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Podcast Capture (Podcast Capture.app)

With Podcast Capture, you can record and distribute podcasts. To use Podcast Capture, you need access to a computer running Mac OS X Server 10.5 with Podcast Producer.
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pop3-login

Part of Dovecot- open source IMAP and POP3 server for Linux/UNIX-like systems and included with Mac OS X Server.
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portmap

Portmap is a server that converts RPC program numbers into DARPA protocol port numbers. It must be running in order to make RPC calls.
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postdrop

Postfix (e-mail transfer agent) mail posting utility.
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postgres:

PostgreSQL database server, included as the default database on Mac OS X Server as of version 10.7.
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postmaster

Part of Apple Remote Desktop application- desktop management solution.
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pppd

PPP is the protocol used for establishing internet links over dial-up modems, DSL connections, and many other types of point-to-point links. The pppd daemon works together with the kernel PPP driver to establish and maintain a PPP link with another system (called the peer) and to negotiate Internet Protocol (IP) addresses for each end of the link.
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Preview (Preview.app)

Application for displaying and editing images and Portable Document Format (PDF) documents and open popular image files (including JPEG, TIFF, and PNG.
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printtool

/System/Library/Frameworks/ApplicationServices.framework/Frameworks/PrintCore.framework/Versions/A/...
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Problem Reporter (Problem Reporter.app)

/System/Library/CoreServices/Problem Reporter.app/Contents/MacOS/Problem Reporter -psn_0_14462410
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Property List Editor (Property List Editor.app)

Property List Editor is part of Apple development suite Xcode.
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proxymap

The proxymap server provides read-only or read-write table lookup service to Postfix (free and open-source mail transfer agent that routes and delivers electronic mail) processes.
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ps

Unix command, displays the currently-running processes.
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ptmd

ptmd is a platform thermal monitor daemon.
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PTPCamera (PTPCamera.app)

Helper application to acquire images from PTP (Picture Transfer Protocol) devices.
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PubSubAgent (PubSubAgent.app)

The PubSub agent syncs the RSS read/unread status of bookmarked RSS feeds between computers using Mac OS X 10.5 that are syncing bookmarks via MobileMe Sync.
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push_notify (Server.app)

push_notify handles user registration and publication of email notifications for the OS X mail server.
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python

An interpreted, interactive, object-oriented programming language bundled with Mac OS X.
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Q

qmasterca

qmasterca is a part of Apple Qmaster - graphical “client interface” for distributed rendering and processing jobs management included in Final Cut Compressor application.
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qmastercc

qmastercc is a part of Apple Qmaster - graphical “client interface” for distributed rendering and processing jobs management included in Final Cut Compressor application.
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qmasterd

Part of Compressor, utility from Final Cut Pro application.
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qmasterqd

Part of Compressor (utility from Final Cut Pro application).
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qmastertaskd

Provides automated work distribution and processing for high-volume projects created with certain digital visual effects software packages: Shake, Alias Maya, Final Cut Pro, Compressor, DVD Studio Pro and any UNIX command-line program.
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qmgr

Postfix queue manager. It awaits the arrival of incoming mail and arranges for its delivery via Postfix delivery processes.
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QTKitServer

Provides compatibility between 32 bit and 64 bit QuickTime services.
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Quartz Composer (Quartz Composer.app)

Quartz Composer is a real-time visual programming environment integrated into the core of Mac OS X and bringing wide array of features into a wide variety of programs—integrating animation, MIDI, RSS, Networking, Audio Input/Analysis and Computer Statistics into existing and upcoming applications.
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quartz-wm

Aqua Window Manager for the X Window System on OS X.
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quicklookd (quicklookd.app)

Quick Look daemon is a faceless background application that acts as a host for the CFPlugIn-based generators providing quick look functionality in Finder.
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quicklookd32 (quicklookd32.app)

Quick Look daemon is a faceless background application that acts as a host for the CFPlugIn-based generators providing quick look functionality in Finder.
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QuickLookUIHelper (QuickLookUIHelper.app)

/System/Library/Frameworks/Quartz.framework/Frameworks/QuickLookUI.framework/Resources/QuickLookUIH...
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QuickTime Player (QuickTime Player.app)

Multimedia framework for handling various formats of digital video, media clips, sound, text, animation, music, and interactive panoramic images.
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QuickTime Player 7 (QuickTime Player 7.app)

Apple Media player bundled with Mac OS X.
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QuickTimeStreamingServer

QuickTimeStreamingServer is the Real Time Streaming Protocol (RTSP)/Realtime Transport Protocol(RTP) server.
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R

racoon

IKE (ISAKMP/Oakley) key management daemon. Speaks IKE protocol to establish security associations with other hosts.
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rcd (rcd.app)

Remote Control Daemon. Process signals from Apple Remote and pass input to appropriate applications (FrontRow, ITunes, iPhoto, etc.).
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repair_packages

repair_packages is used by Disk Utility to verify or repair permissions on installed packages.
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ReportCrash

ReportCrash is the system process responsible for generating crash reports and notifying users when an application crashes.
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resolver

The resolver is a set of routines in the C library that provide access to the Internet Domain Name System (DNS).
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revisiond

revisiond is the daemon that manages document revisions created by applications and system services.
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RFBRegisterMDNS

/System/Library/CoreServices/RemoteManagement/AppleVNCServer.bundle/Contents/Support/RFBRegisterMDNS
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rm

The rm utility attempts to remove the non-directory type files specified on the command line.
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rotatelogs

Rotatelogs is a simple program for use in conjunction with Apache's piped logfile feature to rotate Apache logs.
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router

router is the core component of the jabberd system. It passes XML packets between the components, and manages the entry and exit of components onto the network.
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rpc.lockd

NFS (Network File System) file locking daemon, provides monitored and unmonitored file and record locking services in an NFS environment.
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rpc.rquotad

Remote quota server which returns quotas for a user of a local filesystem which is NFS-mounted onto a remote machine.
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rpc.statd

Host status monitoring daemon, cooperates with rpc.statd daemons on other hosts to provide a status monitoring service. The daemon accepts requests from programs running on the local host (typically, rpc.lockd, the NFS file locking daemon) to monitor the status of specified hosts.
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rpc.yppasswdd

YP update password file daemon, part of YP subsystem allowing network management of essential system files.
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rpcbind

Rpcbind is a server that converts RPC program numbers into DARPA protocol port numbers. It is a replacement for the older portmap program.
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rpcsvchost

rpcsvchost is a environment for hosting DCE/RPC services. It loads services from the list of plugins given as arguments and listens for protocol requests.
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rsync

rsync is a software application for Unix systems which synchronizes files and directories from one location to another using the rsync remote-update protocol.
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ruby

Ruby is an interpreted scripting language for quick and easy object-oriented programming bundled with Mac OS X.
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S

s2s

Server-to-server connector, manages connections between local components and other Jabber servers.
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sacl-cache

Cache the results of Mail Service ACL checks.
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Safari (Safari.app)

Apple's default web browser bundled with Mac OS X.
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Safari Webpage Preview Fetcher (Safari.app)

Standalone utility that is called from Safari (version 4) whenever users enter the Top Pages browser.
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SafariSyncClient (Safari.app)

/Applications/Safari.app/Contents/SafariSyncClient.app/Contents/MacOS/SafariSyncClient...
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sample

sample is a command-line tool for gathering data about the running behavior of a process.
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sandbox-compilerd

The Mac OS X sandbox profile compiler daemon, compiles sandbox profiles on behalf of the sandbox kernel extension.
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sandboxd

sandbox daemon, performs services on behalf of the Sandbox kernel extension- safety mechanism that restricts applications access to operating system resources.
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say

Utility that uses the Speech Synthesis manager to convert input text to audible speech and either play it through the sound output device chosen in System Preferences or save it to an AIFF file.
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SCIM (SCIM.app)

Mac OS X input manager for Smart Common Input Method (SCIM).
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scp

scp utility copies files between hosts on a network. It uses ssh for data transfer, and uses the same authentication and provides the same security as ssh.
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screen

screen is a full-screen window manager with VT100/ANSI terminal emulation.
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Screen Sharing (Screen Sharing.app)

Screen sharing application. While your screen is shared, a user of another computer sees what’s on your screen and can open, move, and close files and windows, open applications, and even restart the computer.
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ScreenSaverEngine (ScreenSaverEngine.app)

ScreenSaverEngine is the Cocoa application that displays screen saver modules at the appropriate times (after so many minutes, when the cursor is in a hot-corner, etc.). It is part of the ScreenSaver system.
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Script Editor (Script Editor.app)

The Script Editor application provides the ability to edit, compile, and execute scripts, display application scripting terminologies, and save scripts in a variety of formats, such as compiled scripts, applications, bundled applications, and plain text.
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scselect

scselect provides access to the system configuration sets (locations) and allows the user to select or change the active "location".
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scutil

Utility for managing Mac OS X system configuration parameters.
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SecurityAgent (SecurityAgent.app)

Manages user interaction with securityd.
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securityd

Security context daemon for Authorization and cryptographic operations, provides access to keychain items.
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security_authtra

security_authtrampoline is used when programs use AuthorizationExecuteWithPrivileges from Security.framework to run another program with root privileges.
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sed

The sed utility reads the specified files, or the standard input if no files are specified, modifying the input as specified by a list of commands. The input is then written to the standard output.
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sendmail

Sendmail command implements the Postfix (e-mail transfer agent) to Sendmail compatibility interface.
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serialnumberd

Mac OS X Server daemon for the Serial Number Infrastructure.
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servermgrd (Server.app)

Mac OS X Server administrative daemon, allows the Server Admin application to control the machine servermgrd is running on.
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ServerPerfLog

The Server Performance log daemon writes a variety of server performance information into the Apple System Log facility for use by Server.app and other programs that report on system performance.
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service_helper

The service_helper program assists in enabling and disabling various system services.
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setregion

setregion is used by the DVD Player to set the disc region code for a DVD drive.
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sftp

sftp is an secure file transfer program, similar to ftp, which performs all operations over an encrypted ssh connection.
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sftp-server

sftp-server is a program that speaks the server side of SFTP protocol to stdout and expects client requests from stdin.
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sh

Sh-compatible command language interpreter that executes commands read from the standard input or from a file.
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sjeng.ChessEngine (Chess.app)

Sjeng chess engine for Apple Chess application.
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slapd

Slapd is the stand-alone LDAP daemon. It listens for LDAP connections on any number of ports (default 389), responding to the LDAP operations it receives over these connections.
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sleep

The sleep utility suspends execution for a minimum of seconds. It is usually used to schedule the execution of other commands.
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SleepServicesD

Sleep Services daemon - schedules dark wakes for the purpose of receiving push notifications, and caps dark wake time based on battery drain.
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slurpd

Standalone LDAP Update Replication Daemon, used to propagate changes from one slapd database to another. If slapd is configured to produce a replication log, slurpd reads that replication log and sends the changes to the slave slapd instances via the LDAP protocol.
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sm

sm provides instant messaging services to Jabber clients. It performs all the essential instant messaging services like rosters, presence tracking, message distribution and subscriptions, plus more advanced features.
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smb-sync-preferences

Used by launchd only. Synchronizes preferences when SMB server preferences are modified.
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smbclient

Ftp-like client to access SMB/CIFS resources on servers.
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smbd

Server to provide SMB/CIFS services to clients- filesharing and printing services to Windows clients.
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smtp

The Postfix SMTP+LMTP client that implements the SMTP and LMTP mail delivery protocols. It processes message delivery requests from the queue manager.
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smtpd

Postfix SMTP server, accepts network connection requests and performs zero or more SMTP transactions per connection.
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snmpd

snmpd is an SNMP (Simple Network Management Protocol) agent which awaits requests from SNMP management software, processes them, collects the requested information and/or performs the requested operation(s) and returns the information to the sender.
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snmpget

SNMP (Simple Network Management Protocol) application that uses the SNMP GET request to query for information on a network entity.
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sntp

sntp command can be used as a SNTP client to query a NTP (Network Time Protocol) or SNTP (Simple Network Time Protocol) server and either display the time or set the local system's time (given suitable privilege).
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soagent (soagent.app)

/System/Library/PrivateFrameworks/MessagesKit.framework/Resources/soagent.app/Contents/MacOS/soagent
No description on this process yet.
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SocialPushAgent (SocialPushAgent.app)

/System/Library/CoreServices/SocialPushAgent.app/Contents/MacOS/SocialPushAgent
No description on this process yet.
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socketfilterfw

Mac OS X Leopard application firewall component restricting the ability of programs to "bind" a port so they can receive all traffic for that port.
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Software Update (Software Update.app)

Software Update is a tool that installs the latest version of Apple software on computers running Mac OS X.
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softwareupdate

Software Update checks for new and updated versions of your software based on information about your computer and current software.
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SoftwareUpdateCheck (Software Update.app)

/System/Library/CoreServices/Software Update.app/Contents/Resources/SoftwareUpdateCheck...
No description on this process yet.
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softwareupdated (Software Update.app)

Software Update checks for new and updated versions of your software based on information about your computer and current software.
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softwareupdate_firstrun_tasks (Software Update.app)

/System/Library/CoreServices/Software Update.app/Contents/Resources/softwareupdate_firstrun_tasks...
No description on this process yet.
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sort

Standart unix utility that sorts lines of text files and erite sorted concatenation of all files to standard output.
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spamd

Daemonized version of spamassassin- intelligent email filter which uses a diverse range of tests to identify unsolicited bulk email, more commonly known as "spam".
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spawn

Postfix external command spawner, listens on a port as specified in the Postfix master.cf file and spawns an external command whenever a connection is established.
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special_file_handler

special_file_handler is the daemon that is called when data from a special file needs to be provided. These files are primarily used by Mobile Documents.
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SpeechFeedbackWindow (SpeechFeedbackWindow.app)

The speech feedback window appears when Speakable Items is on or an application uses Speech Recognition.
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SpeechRecognitionServer (SpeechRecognitionServer.app)

Scriptable front end for Mac's built-in speech recognition functionality.
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SpeechService

Provides text-to-speech service from the Services menu.
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SpeechSynthesisServer (SpeechSynthesisServer.app)

Framework that provides a standardized method for Macintosh applications to generate synthesized speech.
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spindump

spindump is a tool used by various system components to create hang reports and notify the user of application hangs.
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spindump_agent

helper agent for spindump used by various system components to create reports when an unresponsive application is force quit.
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spindump_symbolicator

Helper process for spindump - tool used by various system components to create reports when an unresponsive application is force quit.
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Spotlight (Spotlight.app)

Spotlight is a system-wide desktop search feature of Apple's Mac OS X operating system.
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srm

srm securely removes files or directories by overwriting, renaming, and truncating it before unlinking.
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ssh

SSH client is a program for logging into a remote machine and for executing commands on a remote machine.
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ssh-agent

Authentication agent. Holds private keys used for public key authentication (RSA, DSA).
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sshd

OpenSSH daemon. Listens for connections from clients and provide secure encrypted communications between two untrusted hosts over an insecure network.
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stackshot

The stackshot daemon is used to capture stack traces for each thread on the system; this includes both user space and kernel stacks.
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startx

startx script is a unix front end to xinit that provides a somewhat nicer user interface for running a single session of the X Window System.
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Stickies (Stickies.app)

Notetaking application for putting Post-it note-like windows on the screen, with short reminders, notes and other clippings.
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stroke (Network Utility.app)

Port scan component for Network Utility.
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su

Substitute user identity. It requests the password for login and switches to that user and group ID after obtaining proper authentication.
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SubmitDiagInfo

SubmitDiagInfo is a system process which runs periodically if the user has opted-in for automatic reporting of diagnostic information. SubmitDiagInfo collects and sends to Apple any recent diag-nostic diagnostic and cleans up any diagnostic information which was created more than 14 days ago and is no longer needed.
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sudo

sudo allows a permitted user to execute a command as the superuser or another user.
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svn

Subversion (version control system) command line client tool, bundled with Mac OS X.
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svnserve

Server for the 'svn' repository access method, allows access to Subversion repositories using the svn network protocol.
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synchronize-preferences

After changes in Samba configuration launchd process starts /usr/libexec/samba/synchronize-preferences which reads XML Samba plist and output an abbreviated (but typical looking) smb.conf file.
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SyncServer (SyncServer.app)

SyncServer handles synchronization jobs on Mac OS X that use the built-in sync engine.
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sysctl

Sysctl is an interface for examining and dynamically changing parameters in the Mac OS X (BSD based) operating system. The sysctl utility retrieves kernel state and allows processes with appropriate privilege to set kernel state.
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syslog

syslog is a command-line utility for a variety of tasks relating to the Apple System Log (ASL) facility. It provides mechanisms for sending and viewing log messages, copying log messages to ASL format data store files, and for controlling the flow of log messages from client processes.
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syslogd

Apple System Log server- receives and processes log messages.rn
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syspolicyd

syspolicyd embodies the system policy controlling what may be installed, loaded, executed, or otherwise used on the system. It manages the policy database file, and serves as a general oracle that other sys- tem components may use to determine the system policy's verdict on a proposed operation.
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System Events (System Events.app)

System Events is an agent (or faceless background application) that supplies the terminology for using a number of features in AppleScript scripts.
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System Preferences (System Preferences.app)

Application used by Mac OS X to modify user preferences.
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System Profiler (System Profiler.app)

System Profiler provides information about your computer, such as the hardware and software installed, the serial number and operating system, how much memory is installed, and what peripheral devices are connected.
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systemkeychain

The systemkeychain can be used to create a system keychain, make it possible for a keychain to unlock another keychain, or test unlocking a keychain.
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SystemStarter

Start, stop, and restart system services and startup items.
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systemstatsd

System daemon for collecting system stats.
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SystemUIServer (SystemUIServer.app)

Displays items on the right-hand end of the menu bar; loads menu and dock extras as plug-ins (started by WindowServer). In a managed environment, it controls what can be mounted.
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SystemUIServer

Displays items on the right-hand end of the menu bar; loads menu and dock extras as plug-ins (started by WindowServer).
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system_profiler

system_profiler reports on the hardware and software configuration of the system. It can generate plain text reports or XML reports which can be opened with SystemProfiler.app
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T

tail

Standard Unix command for displaying the last part of a file.
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talagent

talagent is a helper agent for the Transparent App Lifecycle feature (introduced in OS X 10.7 Lion).
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tar

The GNU version of the tar archiving utility, an archiving program designed to store and extract files from an archive file known as a tarfile.
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taskgated

System daemon that implements a policy for the task_for_pid system service. When the kernel is asked for the task port of a process, and preliminary access control checks pass, it invokes this daemon (via launchd) to make the decision.
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taskgated-helper

Helper process for taskgated - system daemon that implements a access control policy for task_for_pid system service.
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tbl

tbl is part of the GNU Unix groff document formatting system.
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tclsh

Tclsh is a shell-like application that reads Tcl commands from its standard input or from a file and evaluates (executes) them.
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tcpdump

Unix utility that dumps traffic on a network- prints out or saves a description of the contents of packets on a network interface that match the boolean expression.
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tcsh

tcsh is an enhanced but completely compatible version of the Berkeley UNIX C shell, csh(1). It is a command language interpreter usable both as an interactive login shell and a shell script command processor.
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tee

The tee utility copies standard input to standard output, making a copy in zero or more files.
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Terminal (Terminal.app)

Terminal emulator included in Apple's Mac OS X operating system.
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TextEdit (TextEdit.app)

TextEdit is simple yet highly versatile word processor bundled with Mac OS X.
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ThumbnailServer (iDVD.app)

ThumbnailServer is part of iDVD application.
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timezoned (timezoned.app)

/System/Library/PreferencePanes/DateAndTime.prefPane/Contents/Resources/TimeZone.prefPane/Contents/...
No description on this process yet.
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tlsmgr

tlsmgr manages the Postfix TLS session caches. It stores and retrieves cache entries on request by smtpd and smtp processes, and periodically removes entries that have expired.
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TMHelperAgent (TMHelperAgent.app)

/System/Library/CoreServices/backupd.bundle/Contents/Resources/TMHelperAgent.app/Contents/MacOS/TMH...
No description on this process yet.
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tmutil

Time Machine utility - provides methods of controlling and interacting with Time Machine, as well as examining and manipulating Time Machine backups.
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top

Standard UNIX program that periodically displays a sorted list of system processes.
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traceroute

traceroute prints the route packets take to designated network host.
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trivial-rewrite

Postfix (free and open-source mail transfer agent that routes and delivers electronic mail) address rewriting and resolving daemon.
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troff

troff is processor of the GNU Unix groff text formatting system.
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TWAINBridge (TWAINBridge.app)

Apple Image Capture uses a TWAIN software "bridge" TWAINBridge.app to access TWAIN Data Sources. This software allows all Image Capture clients to access TWAIN devices transparently as if they were being handled by Image Capture native scanner drivers.
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U

ubd

ubd is the ubiquity server process. It is primarily used for "Mobile Documents" (iCloud feature for syncing files).
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umount

The umount is standard Unix command that remove a special device or the remote node (rhost:path) from the filesystem tree at the point node.
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uname

The uname utility prints operating system details.
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UniversalAccess (UniversalAccess.app)

Universal Access is a component of the Mac OS X operating system that provides computing abilities to the blind, deaf, and handicapped.
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universalAccessAuthWarn launchd (universalAccessAuthWarn.app)

/System/Library/PrivateFrameworks/UniversalAccess.framework/Versions/A/Resources/universalAccessAut...
No description on this process yet.
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UnmountAssistantAgent (UnmountAssistantAgent.app)

/System/Library/CoreServices/UnmountAssistantAgent.app/Contents/MacOS/UnmountAssistantAgent
No description on this process yet.
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update

Responsible for keeping disks synchronized with the file system cache, to keep data loss to a minimum in case of a crash.
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update_dyld_shared_cache

Ensures that dyld's shared cache is up-to-date. It is automatically run by launchd when dyld (dynamic link editor) notices the shared cache is out of date.
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URL Access Scripting (URL Access Scripting.app)

/System/Library/ScriptingAdditions/URL Access Scripting.app/Contents/MacOS/URL Access Scripting...
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USBAgent

USBAgent allows the system to to present notifications related to USB devices.
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usbd

usbd is daemon for USB devices - allows the system to configure USB iOS devices to charge and to present notifications related to USB devices.
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usbmuxd

Performs USB multiplexing when synchronizing iTunes music libraries with USB music devices like iPods & iPhones.
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userdictionaryd (userdictionaryd.app)

/System/Library/PrivateFrameworks/CoreChineseEngine.framework/Versions/A/SharedSupport/userdictiona...
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UserEventAgent

Utility to manage user callbacks in response to events.
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UserNotificationCenter (UserNotificationCenter.app)

/System/Library/CoreServices/UserNotificationCenter.app/Contents/MacOS/UserNotificationCenter
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V

VDCAssistant

Daemon responsible for iSight built-in camera.
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vi

vi is a family of screen-oriented text editors included with most Unix-based operational systems.
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vim

Vi IMproved, a programmers text editor, bundled with OS X.
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VoiceOver Utility (VoiceOver Utility.app)

VoiceOver, a is a Mac OS X built-in screen reader that describes aloud what appears on screen and speaks the text in documents, webpages, and windows. Using VoiceOver, you can control the computer using the keyboard or trackpad gestures.
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vpnd

Mac OS X VPN service daemon, listens for incoming connections, pairs each one with an available internal IP address and allows external hosts to tunnel via L2TP over IPSec or via PPTP from an insecure external network (such as the Internet) into a "secure" internal network, such as a corporate network.
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VTDecoderXPCServ

VTDecoderXPCService provides sandboxed video decoding process for QuickTime Player.
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W

warmd

Upon boot, the warmd launch daemon process warms system-wide resources once it deems that the boot is done. This primarily consists in pre-fetching the dyld shared caches.
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warmd_agent

warmd_agent is only launched during Aqua logins. It retrieves the list of the 10 most recent applications launched by the user, as reported by LaunchServices, to speed up system by warming resources by warmd daemon.
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watchdog

Mac OS X Server service monitoring daemon used in previous versions for launching, monitoring, and relaunching critical services when they terminated. This capability has been superseded by launchd in latest OS X versions.
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watchdogtimerd

Mac OS X Server automatic reboot daemon, indirectly responsible for rebooting the server hardware if the machine hangs or panics. When watchdogtimerd runs on supported hardware, it periodically resets the hardware watchdog timer. If the timer ever expires, the power management unit forces a hard reboot.
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wdhelper

Helper tool for performing privileged operations for WirelessDiagnosticsSupport.framework
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webdavfs_agent

Agent providing set of extensions to the HTTP protocol which allows users to collaboratively edit and manage files on remote web servers.
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WebKitPluginAgent

WebKitPluginAgent is sandboxed seperated process to run older browser plug-ins (e.g. Flash or 32bit plugins on 64 bit system).
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WebKitPluginHost (WebKitPluginHost.app)

WebKitPluginHost is sandboxed individual process for running browser plugin.
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webperfcache

webperfcache is the Web Performance Cache daemon, which improves web server performance by caching static pages in memory.
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WebProcess (WebProcess.app)

Part of Safari (WebKit based browser) for isolating seperate broswer processes (e.g. seperate tabs).
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whoami

Display effective user id in Unix shell.
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whois

The whois utility looks up records in the databases maintained by several Network Information Centers (NICs).
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WiFiKeychainProxy

XPC (cross-process communication) helper tool for accessing WiFi keychain items.
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Win32.Drugtob

IRCBot.OR is a 51326 byte worm that exploits a PnP vulnerability to infiltrate its host. The worm is runtime protected by Yoda and packed by UPX. On Windows 2000 systems the worm replicates and installs a bot as a payload. On other 32-bit systems the malware does not replicate but the bot is fully functional.
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winbindd

Name Service Switch daemon for resolving names from Windows NT servers. Part of Samba suite.
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WindowServer

Window Server is a single point of contact for all applications. Manages application windows and launch new applications.
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X

X11.bin (X11.app)

XQuartz (commonly referred to as X11.app) is Apple Inc.'s version of the X server, a component of the X Window System, for Mac OS X.
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xargs

The xargs utility reads space, tab, newline and end-of-file delimited strings from the standard input and executes utility (first paremeter) with the strings as arguments.
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Xcode (Xcode.app)

Apple's development environment for Mac OS X.
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xgridagentd

Part of Xgrid Daemon. Xgrid is a distributed computing protocol that allows networked computers to contribute to a single task.
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xgridagenthelper

Part of Xgrid Daemon. Xgrid is a distributed computing protocol that allows networked computers to contribute to a single task.
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xgridcontrollerd

Part of Xgrid Daemon. Xgrid is a distributed computing protocol that allows networked computers to contribute to a single task.
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xinit

X Window System initializer on Unix systems.
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xpchelper

XPC helper agent performs services on behalf of the XPC IPC facility (low-level library interface for interprocess communication).
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xpcproxy

Utility that configures the execution environment for XPC (interprocess communication) services.
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XProtectUpdater

Apple’s built-in malware detection system. Scans files that are marked by browsers and other tools as having been downloaded from the internet.
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xsand

Xsan is Apple Inc.'s SAN or clustered file system for Mac OS X. xsand ir Xsan conrolling daemon.
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xscertd-helper

Helper process for xscertd (daemon which signs certificate requests).
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xssendevent

Part of Event Monitor Tools, sends events to the Event Monitor (emond) from standard input or text file.
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xterm

The xterm program is a terminal emulator for the X Window System. It provides terminals for programs that cannot use the window system directly.
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Y

ypserv

Ypserv is a part of the YP network information system, allowing network management of essential system files. This server provides information from YP maps to the YP clients on the network.
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Z

zsh

Zsh is a UNIX command interpreter (shell) usable as an interactive login shell and as a shell script command processor.
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Database is updated from time to time. You can came back later and get more info and confidence on your Mac OS X processes.

Explanations

Process is part of OS X - see short description and find out more about this process via supplied link.

Process is part of clean OS X install however there is no description available from credible sources at this moment. Use supplied link for related google search.

No appropriate entry in the process database (at this moment) or process is not part of Mac OS X system (e.g. application from 3rd party). Use supplied link to find out more using google search.

There is information on the web that this process is (or can be) dangerous- malware, trojan or virus. See more via supplied link.


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