macOS — System Administration Tools and Daemons

• AEServer(8) — AEServer(8) -- System-wide daemon which recevies incoming (remote) AppleEvents
• AMPArtworkAgent(8) — The artwork agent for Music.app, TV.app, and iOS/iPod device syncing
• AMPDiscoveryService(8) — The discovery service for managing iOS/iPod device discovery
• AMPLibraryAgent(8) — The media library agent for Music.app and TV.app
• AMPSystemPlayerAgent(8) — The agent for MediaPlayer system player
• APFSUserAgent(8) — APFS new container observer
• ARDAgent(8) — Apple Remote Desktop Agent
• ASPCarryLog(8) — Daemon to collect NAND IO pattern on selected devices
• AVCAssistant(8) — CoreMediaIO DAL Assistant Process
• AccessibilityVisualsAgent(8) — Accessibility Visuals Launch Agent
• AddressBookSourceSync(8) — Syncs Contacts data with servers
• AppleQEMUGuestAgent(8) — implements support for QMP commands and events
• AppleVNCServer(8) — listens for VNC connections from clients
• AppleVirtualPlatformHIDBridge(8) — Bridge HID services from a Virtualization host
• AssetCache(8) — Caching service
• AssetCacheAgent(8) — Caching service agent
• AssetCacheLocatorService(8) — Service to find local macOS Content Caches
• AssetCacheLocatorUtil(8) — Utility for reporting information about macOS Content Caches
• AssetCacheManagerService(8) — Service to manage macOS Content Caching
• AssetCacheManagerUtil(8) — control the macOS Content Cache
• AssetCacheTetheratorService(8) — Service to support Internet sharing with USB devices
• AssetCacheTetheratorUtil(8) — control networking of tethered devices
• AuthBrokerAgent(8) — The proxy credential daemon
• AutomationModeUI(8) — Agent reflecting UI automation status
• BackgroundTaskManagementAgent(8) — User agent which manages notifications about background task processes
• BiomeAgent(8) — Biome operation graph execution launch agent
• BootCacheControl(8) — provides control of caches used during startup
• CFNetworkAgent(8) — The network compatibility daemon
• CSCSupportd(8) — Core System Check Support daemon
• CVMCompiler(8) — Mac OS X Core Virtual Machine Compiler
• CVMServer(8) — Mac OS X Core Virtual Machine Server
• CalendarAgentBookmarkMigrationService(8) — service for migrating persisted file bookmark data from a legacy agent to its replacement
• CloudKeychainProxy(8) — part of iCloud keychain syncing
• CommCenter(8) — Provides functionality to allow the Mac to make and receive phone calls
• CommCenterRootHelper(8) — Helper to CommCenter(8)
• ControlCenter(8) — macOS Control Center
• ControlStrip(8) — Touch Bar Control Strip
• CoreLocationAgent(8) — manages location authorization prompts
• CrashReporterSupportHelper(8) — Provides functionality in support of CrashReporterSupport
• DataDetectorsLocalSources(8) — DataDetectors user source content manager
• DataDetectorsSourceAccess(8) — DataDetectors sources utility
• DejaView(8) — -- reconstruct state in a log archive at a given time
• DevToolsSecurity(8) — Change the security authorization policies for developer systems
• DictationIM(8) — Implements system-wide Dictation and command & control
• DiskUnmountWatcher(8) — watches for disk unmount and remove cached credentials
• Dock(8) — Provides the Dock interface for the system
• FDERecoveryAgent(8) — Full Disk Encryption Key Recovery Transmission Agent
• FamilyControlsAgent(8) — Family Controls Agent
• FolderActionsDispatcher(8) — monitoring and settings daemon for Folder Actions
• GSSCred(8) — manages GSS-API credentials
• GameControllerConfigService(8) — game controller configuration service
• GamePolicyAgent(8) — Assists gamepolicyd in user optimization of system performance for running game processes, manages UI elements
• IIDCVideoAssistant(8) — CoreMediaIO DAL Assistant Process
• IOBluetoothUSBDFUTool(8) — Performs the USB Bluetooth automatic firmware update
• IOUIAgent(8) — I/O User Interface Launch Agent
• KernelEventAgent(8) — utility to provide user interface on behalf of the kernel
• Keychain Circle Notification(8) — Part of iCloud Keychain syncing
• LiveTranscriptionAgent(8) — Live Transcription Launch Agent
• MIDIServer(8) — Agent supporting CoreMIDI framework
• MTLAssetUpgraderD(8) — Metal asset upgrader daemon
• ManagedClient(8) — -- Managed preferences and configuration profiles daemon
• ManagedClientAgent(8) — -- Device enrollment and ManagedClient process notification daemon
• ManagedSettingsAgent(8) — Managed Settings Agent
• MotionTrackingAgent(8) — Motion Tracking Launch Agent
• NANDTaskScheduler(8) — Daemon to periodically refresh data on NAND
• NFRestoreService(8) — NearField restore daemon
• NRDUpdated(8) — The Network Recovery on Disk Update daemon
• NVMeAgent(8) — Agent for NVMe devices
• NetAuthAgent(8) — Shows dialogs on behalf of NetAuthSysAgent
• NetAuthSysAgent(8) — Mounts network shares
• NotificationCenter(8) — Notification Center service for display notifications
• OSDUIHelper(8) — OSDFramework UI helper
• PIPAgent(8) — A system service which provides picture in picture functionality
• PasswordService(8) — Mac OS X Server Password Server daemon
• PerfPowerServices(8) — manages structured log archives that enable retrieval of system power and performance data
• PerfPowerServicesExtended(8) — manages structured log archives that enable retrieval of system power and performance data
• PlistBuddy(8) — read and write values to plists
• PrintUITool(8) — a tool to perform privileged ui based operations on the printing system
• ProtectedCloudKeySyncing(8) — part of ProtectedCloudKey subsystem
• RFBEventHelperd(8) — Screen Sharing app helper daemon
• RemoteManagementAgent(8) — Remote Management protocol agent
• ReportCrash(8) — Generates crash reports
• ReportMemoryException(8) — generates memory usage diagnostic logs
• SSInvitationAgent(8) — Screen Sharing Invitation Agent
• SafeEjectGPU(8) — Facilitate safe eject/disconnect of eGPU(s) from system
• ScreenTimeAgent(8) — Screen Time Agent
• ScreensharingAgent(8) — communicates with screensharingd to provide access to a user session
• SecurityAgent(8) — Authorization Services Agent
• ServicesUIAgent(8) — Agent for displaying AppKit services
• SharePointManagementService(8) — Service agent which manages Share Points
• SidecarDisplayAgent(8) — Sidecar Virtual Display Service
• SidecarRelay(8) — Sidecar Relay Service
• SoftwareUpdateNotificationManager(8) — macOS software update
• SpeechDataInstallerd(8) — Manages downloading of speech-related assets
• SpeechSynthesisServer(8) — Implements speaking hotkey and time announcements text-to-speech features
• StatusKitAgent(8) — Agent backing StatusKit framework
• StorageManagementService(8) — Storage Management
• SubmitDiagInfo(8) — sends diagnostic information to Apple
• SystemUIServer(8) — Presents status items in the upper right of menu bar
• ThermalTrap(8) — system application for presenting thermal warnings
• TouchBarServer(8) — Touch Bar render server
• UASharedPasteboardProgressUI(8) — Progress UI Service for Universal Clipboard
• UASysAgent(8) — A tool used by UnmountAssistant
• USBAgent(8) — Agent for USB devices
• UniversalControl(8) — Universal Control
• UnmountAssistantAgent(8) — Provides help when a disk can't be ejected
• UsageTrackingAgent(8) — Usage Tracking Agent
• UserEventAgent(8) — high-level system event handler
• UserPictureSyncAgent(8) — Agent for synchronizing user picture between user record and Me card in Contacts
• VDCAssistant(8) — CoreMediaIO DAL Assistant Process
• VNCPrivilegeProxy(8) — Screen sharing server helper daemon
• WiFiAgent(8) — Wi-Fi User agent
• WiFiVelocityAgent(8) — launchd agent for the WiFiVelocity framework
• WindowServer(8) — Window management, compositing, and event routing daemon
• WirelessRadioManagerd(8) — Wireless Radio Manager daemon
• ac(8) — connect time accounting
• accton(8) — enable/disable system accounting
• adprivacyd(8) — advertising privacy services daemon
• airport(8) — get information for 802.11 interface
• airportd(8) — airport daemon
• amfid(8) — The mobile file integrity daemon
• amt(8) — Abstract Machine Test Utility
• anvil(8) — Postfix session count and request rate control
• apachectl(8) — Apache HTTP Server Control Interface
• apfs.util(8) — APFS file system utility
• apfs_condenser(8) — insert the contents of an existing B-tree into a new B-tree to improve B-tree space utilization
• apfs_hfs_convert(8) — convert an existing HFS file system to APFS file system
• apfs_systemsnapshot(8) — create and tag APFS system snapshots
• apfs_unlockfv(8) — unlock an APFS FileVault data volume
• apfsd(8) — APFS volume manager
• appinstalld(8) — macOS IPA installation daemon
• appleeventsd(8) — appleeventsd(8) -- System-wide daemon which coordinates AppleEvents activity on the system
• applekeystored(8) — helper process for keybag management
• applessdstatistics(8) — -- Storage statistics daemon
• appsleepd(8) — app sleep daemon
• apsd(8) — Apple Push Notification service daemon
• arp(8) — address resolution display and control
• aslmanager(8) — Apple System Log data life-cycle manager
• asr(8) — Apple Software Restore; copy volumes (e.g. from disk images)
• assessmentagent(8) — Assessment Mode's coordination agent
• assistantd(8) — Siri Daemon
• atrun(8) — run jobs queued for later execution
• atsutil(8) — font registration system utility
• attach_automation_image(8), -(8) — ."====================== attach_automation_image attach and initialize disk images for automation_trampoline(8) ." ."
• audioanalyticsd(8) — Audio Diagnostics and Usage Reporting
• audit(8) — audit management utility
• auditd(8) — audit log management daemon
• authorizationhost(8) — Authorization Services component
• autofsd(8) — daemon to update autofs mounts on network changes
• automation_trampoline(8), -(8) — ."====================== automation_trampoline runs automation on boot ." ." ." ."
• automationmode-writer(8) — Daemon entitled to enable or disable UI automation
• automount(8) — mount autofs on the appropriate mount points
• automountd(8) — automatic mount / unmount daemon for autofs
• backgroundassetsd(8) — helper for the BackgroundAssets framework
• backgroundtaskmanagementd(8) — Daemon which manages policy for background task processes and login items
• backupd(8) — Time Machine backup daemon
• backupd-helper(8) — Time Machine backup daemon helper
• biomed(8) — Biome operation graph execution daemon
• biomesyncd(8) — data synchronization daemon
• biometrickitd(8) — biometric daemon
• bird(8) — Documents in the Cloud
• bless(8) — set volume bootability and startup disk options
• bluetoothuserd(8) — Handles user context Bluetooth features
• bootinstalld(8) — macOS boot-time installation daemon
• bootpd(8) — DHCP/BOOTP
• bosreporter(8) — bridgeOS software update
• boswatcher(8) — bridgeOS software update
• bounce(8) — Postfix delivery status reports
• caffeinate(8) — prevent the system from sleeping on behalf of a utility
• calaccessd(8) — calendar data process
• callservicesd(8) — call server
• captiveagent(8) — Daemon to detect and process captive networks
• cd9660.util(8) — ISO 9660 file system utility
• cfprefsd(8) — defaults server
• chat(8) — Automated conversational script with a modem
• checkgid(8) — validate group identifiers
• chkpasswd(8) — verifies user password against various systems
• chown(8) — change file owner and group
• chroot(8) — change root directory
• ciphermld(8) — daemon that supports PIR/PEC workflow
• ckdiscretionaryd(8) — CloudKit Discretionary Daemon
• classkit-tool(8) — ClassKit Tool
• cleanup(8) — canonicalize and enqueue Postfix message
• cloudconfigurationd(8) — Device Enrollment client daemon
• cloudd(8) — CloudKit
• cloudphotod(8) — The macOS iCloud Photos agent
• colorsync.displayservices(8) — ColorSync Display Services
• colorsync.useragent(8), colorsync.usergaent(8) — ColorSync User Agent
• colorsyncd(8) — ColorSync Daemon
• com.apple.Safari.SafeBrowsing.Service(8) — Safari Safe Browsing Service
• com.apple.cmio.registerassistantservice(8) — CoreMediaIO DAL Registration Assistant Service
• com.apple.ifdreader(8) — SmartCard reader daemon
• com.apple.speech.speechsynthesisd(8) — Centralized text-to-speech process for generating speech output
• configd(8) — System Configuration Daemon
• contactsd(8) — contactsd daemon
• contactsdonationagent(8) — contactsdonationagent daemon
• containermanagerd(8) — Application and plug-in containerization management daemon
• containermanagerd_system(8) — System container directory management daemon
• coordinated(8) — Coordination Daemon
• coreautha(8) — LocalAuthentication user interface agent
• coreauthd(8) — LocalAuthentication daemon and agent
• corebrightnessd(8) — corebrightnessd daemon
• corecaptured(8) — corecaptured daemon
• coredatad(8) — coredatad handles CloudKit syncing for clients of Core Data + CloudKit
• corekdld(8) — CoreKDL daemon
• corestoraged(8) — CoreStorage volume manager
• coresymbolicationd(8) — daemon to manage debug symbols cache
• countryd(8) — Listens for country-level information and makes that available to users of RegulatoryDomain.framework
• cpuctl(8) — program to control CPUs
• create_automation_image_overlay(8), -(8) — ."====================== create_automation_image_overlay overlay automation image content onto another directory ." ."
• cron(8) — daemon to execute scheduled commands (Vixie Cron)
• cryptexd(8) — Cryptex management daemon
• csnameddata(8) — displays and sets information for the the CSNamedData service
• csrutil(8) — Configure system security policies
• csunique(8) — modify the UUIDs of CoreStorage metadata objects
• ctkahp(8) — SmartCard Agent
• ctkbind(8) — SmartCard pairing tool
• ctkd(8) — SmartCard daemon/agent
• cups-lpd(8) — receive print jobs and report printer status to lpd clients (deprecated)
• cups-snmp(8), snmp(8) — cups snmp backend (deprecated)
• cupsaccept(8), cupsaccept/cupsreject(8) — accept/reject jobs sent to a destination
• cupsctl(8) — configure cupsd.conf options
• cupsd(8) — cups scheduler
• cupsd-helper(8) — cupsd helper programs (deprecated)
• cupsdisable(8), cupsenable(8) — stop/start printers and classes
• cupsfilter(8) — convert a file to another format using cups filters (deprecated)
• dataaccessd(8) — calendar sync process
• ddns-confgen(8) — ddns key generation tool
• dedutil(8) — Command line interface for DiagnosticExtensionsDaemon.framework
• deleted(8) — The purgeable space / cache management daemon
• deleted_helper(8) — The APFS purge daemon
• dev_mkdb(8) — create /dev database
• dhcp6d(8) — Stateless DHCPv6 server
• diagnosticd(8) — unified logging system diagnostic daemon
• diagnosticextensionsd(8) — A background daemon for diagnostics gathering
• diagnostics_agent(8) — Triggers log submission
• digest-service(8) — handles server side authentication of digest protocols in the GSS-API suite
• dirhelper(8) — helper for special directory creation
• dirs_cleaner(8) — remove contents of directories
• discard(8) — Postfix discard mail delivery agent
• diskarbitrationd(8) — disk arbitration daemon
• diskimagesiod(8) — Handles I/O for disk images
• disklabel(8) — manipulate and query an Apple Label disk label
• diskmanagementstartup(8) — DiskManagement.framework helper tool
• diskutil(8) — modify, verify and repair local disks
• distnoted(8) — distributed notification server
• dmesg(8) — display the system message buffer
• dnctl(8) — Traffic shaper control program
• dnsblog(8) — Postfix DNS white/blacklist logger
• donotdisturbd(8) — do dot disturb daemon
• dpaudiothru(8) — Display Port audio tool
• dpd(8) — Display Port daemon
• dsconfigad(8) — retrieves/changes configuration for Active Directory
• dseditgroup(8) — group record manipulation tool
• dsenableroot(8) — enables or disables the root account
• dserr(8) — prints a description for an error code
• dspluginhelperd(8) — support daemon for legacy DirectoryService plugins
• dynamic_pager(8) — swap configuration daemon
• eapolcfg_auth(8) — A launch-on-demand daemon used to configure EAP over LAN (EAPOL)
• edquota(8) — edit user quotas
• eligibilityd(8) — eligibilityd - computes feature availability
• endpointsecurityd(8) — Daemon that manages user space components of the EndpointSecurity (ES) subsystem
• error(8) — Postfix error/retry mail delivery agent
• exfat.util(8) — ExFAT file system utility
• fcgistarter(8) — Start a FastCGI program
• fdesetup(8) — FileVault configuration tool
• fdisk(8) — DOS partition maintenance program
• fibreconfig(8) — Tool for configuring settings for Fibre Channel controllers and targets
• filecoordinationd(8) — system-wide file access coordination
• fileproviderd(8) — Part of File Coordination
• financed(8) — Apple Pay & Wallet daemon
• findmybeaconingd(8), FindMyBeaconDaemon(8) — Daemon to manage local Mac FindMy beaconing
• findmydevice-user-agent(8) — Find My Mac user agent
• findmydeviced(8) — Find My Mac daemon
• findmylocateagent(8) — User agent for the Find My subsystem
• firmwarepasswd(8) — tool for setting and removing firmware passwords on a system
• firmwaresyncd(8) — synchronize files used by the system firmware
• flush(8) — Postfix fast flush server
• fmfd(8) — Find My Friends daemon
• fontd(8) — Mac OS X system font registration manager
• fontmover(8) — Mac OS X system font mover
• fontrestore(8) — Restore the available system fonts to a pristine state, if possible
• fontworker(8) — Mac OS X system font registration and validation daemon
• fsck(8) — filesystem consistency check and interactive repair
• fsck_apfs(8) — APFS consistency check
• fsck_cs(8) — verify and repair CoreStorage logical volume groups
• fsck_exfat(8) — Verify and repair ExFAT file systems
• fsck_hfs(8) — HFS file system consistency check
• fsck_msdos(8) — DOS/Windows (FAT) file system consistency check
• fsck_udf(8) — check a UDF filesystem
• fskitd(8) — FSKit mount manager and mount support
• fstyp(8) — identify a file system
• fstyp_hfs(8) — check for an HFS volume
• fstyp_msdos(8) — check for an MSDOS FAT volume
• fstyp_ntfs(8) — check for a Windows NT File System (NTFS) volume
• fstyp_udf(8) — check for a UDF volume
• ftp-proxy(8) — Internet File Transfer Protocol proxy server
• gamecontrollerd(8) — game controller daemon
• gamepolicyd(8) — Optimizes system performance for running game processes
• getty(8) — set terminal mode
• gpt(8) — GUID partition table maintenance utility
• gputoolsserviced(8) — provides services for the GPU Debugger
• gssd(8) — Generic Security Services Daemon
• halt(8), reboot(8) — stopping and restarting the system
• hdid(8) — historical mechanism for attaching disk images
• hdiejectd(8) — disk image management daemon
• hdik(8) — lightweight tool to attach and mount disk images in-kernel
• healthd(8) — health daemon
• helpd(8) — Help Daemon
• hfs.util(8) — HFS+ file system utility
• hidd(8) — The HID library userland daemon
• homed(8) — home services daemon
• homeenergyd(8) — Home Energy Daemon
• hostinfo(8) — host information
• htcacheclean(8) — Clean up the disk cache
• httpd(8) — Apache Hypertext Transfer Protocol Server
• httpd-wrapper(8) — Wrapper script for httpd web server
• iOSScreenCaptureAssistant(8) — CoreMediaIO DAL Assistant Process
• icdd(8) — ImageCapture Discovery Daemon
• idleassetsd(8) — helper for the TVIdleServices framework
• ifconfig(8) — configure network interface parameters
• ifcstart(8) — rebuilds international data caches
• installd(8) — macOS software installation daemon
• installer(8) — system software and package installer tool
• installer-core(8) — helper for installer tool
• installerauthagent(8) — macOS installation
• intelligenceplatformd(8) — A daemon that analyzes content on the device to build and query a general purpose knowledge graph
• intelligentroutingd(8), Other_name_for_same_program()(8), Yet another name for the same program.(8) — This line parsed for whatis database
• intro(8) — introduction to system maintenance procedures and commands
• ioalloccount(8) — Summarize IOKit memory usage
• ionodecache(8) — IOKit node caching daemon
• ioreg(8) — show I/O Kit registry
• iostat(8) — report I/O statistics
• ioupsd(8) — daemon to track UPS state
• ipconfig(8) — view and control IP configuration state
• ippusbd(8) — ipp to usb bridging daemon
• kadmin(8) — Kerberos administration utility
• kadmin.local(8) — compatiblity shim for MIT Kerberos kadmin.local
• kadmind(8) — server for administrative access to Kerberos database
• kcditto(8) — macOS kernel management helper tool
• kcm(8) — process-based credential cache for Kerberos tickets
• kcproxy(8) — Keychain Proxy
• kdc(8) — Kerberos 5 server
• kdcsetup(8) — Kerberos Open Directory Single Sign On
• kdumpd(8) — Mac OS X remote kernel core dump server
• kerberos(8) — introduction to the Kerberos system
• kext_logging(8), kext logging(8) — verbose/logging flags for kernel extensions (kexts) in the kernel and command-line utilities
• kextcache(8) — create kext cache files
• kextfind(8) — find kernel extensions (kexts) based on a variety of criteria and print information
• kextlibs(8) — find OSBundleLibraries needed by a kext
• kextload(8) — load kernel extensions (kexts) into the kernel
• kextstat(8) — display status of loaded kernel extensions (kexts)
• kextunload(8) — terminate driver I/O Kit driver instances and unload kernel extensions (kexts)
• kextutil(8) — load, diagnose problems with, and generate symbols for kernel extensions (kexts)
• klist_cdhashes(8) — reports information about kexts that have been approved via SKEL
• knowledgeconstructiond(8) — A daemon that analyzes content on the device to build a general purpose knowledge graph
• kpasswdd(8) — Kerberos 5 password changing server
• krbservicesetup(8) — Kerberos Open Directory Single Sign On
• ktutil(8) — manage Kerberos keytabs
• kuncd(8) — The Kernel User Notification Center daemon
• launchd(8) — System wide and per-user daemon/agent manager
• liquiddetectiond(8) — Liquid Detection and Corrosion Mitigation Daemon
• local(8) — Postfix local mail delivery
• localemanager(8) — Configure OpenDirectory Server Locales
• locate.code(8), locate.bigram(8) — sorted list compressor
• locate.updatedb(8) — update locate database
• locationd(8) — location services daemon
• logd(8) — unified logging system daemon
• logd_helper(8) — unified logging system daemon helper
• logd_reporter(8) — unified logging system reporter daemon
• loginitemregisterd(8) — Login Item Registration Daemon
• logkextloadsd(8) — logs information about the kexts that get loaded
• lpadmin(8) — configure cups printers and classes
• lpc(8) — line printer control program (deprecated)
• lpinfo(8) — show available devices or drivers (deprecated)
• lpmove(8) — move a job or all jobs to a new destination
• lsappinfo(8) — Control and query CoreApplicationServices about the app state on the system
• lsbom(8) — list contents of a bom file
• lsof(8) — list open files
• mDNSNetMonitor(8) — dumps mDNS traffic on a network
• mDNSResponder(8) — Multicast and Unicast DNS daemon
• mDNSResponderHelper(8) — mDNS privilege separation helper
• makewhatis(8) — create whatis database
• makewhatis.local(8) — start makewhatis for local file systems
• managedappdistributionagent(8) — macOS managed app distribution agent
• managedappdistributiond(8) — macOS managed app distribution daemon
• mapspushd(8) — Maps application services daemon
• master(8) — Postfix master process
• mbbackgrounduseragent(8) — helper for the Setup Assistant application
• mbfloagent(8) — helper for the Setup Assistant application
• mbsystemadministration(8) — helper for the Setup Assistant application
• mbuseragent(8) — helper for the Setup Assistant application
• mbusertrampoline(8) — helper for the Setup Assistant application
• mddiagnose(8) — gather information to aid in diagnosing Spotlight issues
• mds(8) — metadata server
• mdworker(8) — metadata server worker
• mediasharingd(8) — The media sharing daemon
• metrickitd(8) — manages processing and vending of structured app specific metrics through MetricKit
• microstackshot(8) — aggregates microstackshot call graphs
• mkbom(8) — create a bill-of-materials file
• mkextunpack(8) — extract or list the contents of a multikext (mkext) archive
• mkfile(8) — create a file
• mknod(8) — make device special file
• mkpassdb(8) — Mac OS X Server Password Server database creation tool
• mobiletimerd(8) — timer agent
• mount(8) — mount file systems
• mount_9p(8) — mount a 9P volume
• mount_afp(8) — mount an afp (AppleShare) filesystem
• mount_apfs(8) — mount an APFS volume
• mount_cd9660(8) — mount an ISO-9660 filesystem
• mount_cddafs(8) — mount an Audio CD
• mount_exfat(8) — mount an ExFAT file system
• mount_fdesc(8) — mount the file-descriptor file system
• mount_ftp(8) — mount a FTP filesystem
• mount_hfs(8) — mount an HFS+ file system
• mount_msdos(8) — mount an MS-DOS file system
• mount_nfs(8) — mount NFS file systems
• mount_smbfs(8) — mount a shared resource from an SMB file server
• mount_tmpfs(8) — mount a tmpfs volume
• mount_udf(8) — mount a UDF filesystem
• mount_url(8) — mount a remote file system given a URL
• mount_virtiofs(8) — mount a virtio-fs volume
• mount_webdav(8) — mount a WebDAV filesystem
• mountd(8) — service remote NFS mount requests
• msdos.util(8) — DOS/Windows (FAT) file system utility
• mstreamd(8) — The macOS photo stream agent
• mtree(8) — map a directory hierarchy
• natpmpd(8) — NAT Port mapping daemon
• naturallanguaged(8) — System post editing daemon
• navd(8) — Time to Leave Daemon
• nbdst(8) — NetBoot deferred shadow tool
• ndp(8) — control/diagnose IPv6 neighbor discovery protocol
• neagent(8) — Host process for Network Extension plugins
• nearbyd(8) — The proximity daemon
• nehelper(8) — Helper daemon for the Network Extension framework
• nesessionmanager(8) — Daemon responsible for running and managing Network Extension sessions
• netbiosd(8) — NetBIOS protocol daemon
• netbootdisk(8) — find local drive to use with NetBoot
• networkQuality(8) — Network quality testing tool
• networkserviceproxy(8) — Transparent network proxy for Apple system services
• networksetup(8) — configuration tool for network settings in System Preferences
• newfs_apfs(8) — construct a new APFS volume
• newfs_exfat(8) — construct a new ExFAT file system
• newfs_hfs(8) — construct a new HFS Plus file system
• newfs_msdos(8) — construct a new MS-DOS (FAT) file system
• newfs_udf(8) — construct a new UDF file system
• newsyslog(8) — maintain system log files to manageable sizes
• nexusd(8) — Nexus Daemon
• nfcd(8) — NearField daemon
• nfs4mapid(8) — shows NFSv4 mappings from uids or gids to over the wire string names and string names to uids or gids
• nfsd(8) — NFS server daemon
• nfsiod(8) — local NFS asynchronous I/O
• nlcd(8) — Network Link Conditioner daemon
• nlcontrol(8) — NETLOGON secure channel utility
• nologin(8) — politely refuse a login
• notification_proxy(8) — notification server
• notifyd(8) — notification server
• nsurlsessiond(8) — The background NSURLSession daemon
• ntfs.util(8) — NTFS file system utility
• nvram(8) — manipulate firmware NVRAM variables
• od_user_homes(8) — executable map program for auto_home records synthesized from user records
• odproxyd(8) — OpenDirectory proxy daemon
• opendirectoryd(8) — is a launchd(8) job for client access to local or remote directory systems
• oqmgr(8) — old Postfix queue manager
• osaapplet(8) — Open Scripting Architecture OSA applet interpreter
• osanalyticshelper(8) — Writes JetsamEvent reports
• otherbsd(8) — Other Bootstrapper Daemon
• pam_env(8) — The Environment PAM module
• pam_group(8) — Group PAM module
• pam_krb5(8) — Kerberos 5 PAM module
• pam_launchd(8) — launchd PAM module
• pam_localauthentication(8) — LocalAuthentication PAM module
• pam_mount(8) — Home Folder Mounting PAM module
• pam_nologin(8) — No Login PAM module
• pam_ntlm(8) — NTLM PAM module
• pam_opendirectory(8) — OpenDirectory PAM module
• pam_rootok(8) — Root OK PAM module
• pam_sacl(8) — Service Access Control List PAM module
• pam_self(8) — Self PAM module
• pam_smartcard(8) — Smartcard PAM module
• pam_uwtmp(8) — User Accounting PAM module
• parentalcontrolsd(8) — Parental Controls helper process
• parsec-fbf(8) — Support daemon for Siri Search analytics
• parsecd(8) — Support daemon for Siri Search
• passd(8) — Apple Pay & Wallet daemon
• path_helper(8) — helper for constructing PATH environment variable
• pboard(8) — pasteboard server
• pbs(8) — general helper tool
• pdisk(8) — Apple partition table editor
• periodic(8) — run periodic system functions
• periodic-wrapper(8) — manage periodic activity
• pfctl(8) — control the packet filter (PF) and network address translation (NAT) device
• pfd(8) — daemon for network firewall and Internet sharing configuration
• photoanalysisd(8) — The macOS photo library analysis agent
• photolibraryd(8) — The macOS photo library agent
• pickup(8) — Postfix local mail pickup
• ping(8) — send ICMP ECHO_REQUEST packets to network hosts
• ping6(8) — send ICMPv6 ECHO_REQUEST packets to network hosts
• pipe(8) — Postfix delivery to external command
• pkd(8) — management and supervision daemon for plug-in services
• pkreporter(8) — inventories and reports PlugIn state
• pluginkit(8) — plugin plug-in extension pluginkit
• postscreen(8) — Postfix zombie blocker
• powerlogHelperd(8) — supports Battery Usage UI in System Preferences
• pppd(8) — Point-to-Point Protocol Daemon
• printtool(8) — a tool to configure the printing system
• proactiveeventtrackerd(8) — a process triggered by a daily XPC activity to transform and upload metrics stored in the aggregate state file
• productutil(8) — product archive utility
• progressd(8) — The macOS ClassKit sync agent
• proxymap(8) — Postfix lookup table proxy server
• ptpcamerad(8) — PTPCamera Daemon
• purge(8) — force disk cache to be purged (flushed and emptied)
• pwd_mkdb(8) — generate the password databases
• pwpolicy(8) — gets and sets password policies
• qmgr(8) — Postfix queue manager
• qmqpd(8) — Postfix QMQP server
• quotacheck(8) — filesystem quota consistency checker
• quotaon(8), quotaoff(8) — turn filesystem quotas on and off
• racoon(8) — IKE (ISAKMP/Oakley) key management daemon
• rapportd(8) — Rapport Daemon
• rarpd(8) — Reverse ARP Daemon
• rcd(8) — Remote control daemon
• recentsd(8) — recentsd daemon
• recoveryutild(8) — Accepts recovery-related commands from the recoveryutil CLI tool
• relatived(8) — Relative Motion daemon
• remindd(8), Other_name_for_same_program()(8), Yet another name for the same program.(8) — This line parsed for whatis database
• remoted(8) — Remote Service Discovery daemon
• remotemanagementd(8) — Remote Management protocol daemon
• renice(8) — alter priority of running processes
• replayd(8) — MacOS daemon to support ReplayKit on macOS
• repquota(8) — summarize quotas for a file system
• retimerd(8) — Apple Type-C Retimer daemon
• reversetemplated(8) — daemon that processes user content in order to detect events
• revisiond(8) — storage manager for document revisions
• rotatelogs(8) — Piped logging program to rotate Apache logs
• route(8) — manually manipulate the routing tables
• routined(8) — A daemon that learns the historical location patterns of a user
• rpc.lockd(8) — NFS file locking daemon
• rpc.rquotad(8), rquotad(8) — remote quota server
• rpc.statd(8) — host status monitoring daemon
• rpcbind(8) — portmap
• rpcinfo(8) — report RPC information
• rpcsvchost(8) — hosting environment for DCE/RPC services
• rtadvd(8) — router advertisement daemon
• rtcreportingd(8) — Diagnostics and Usage Reporting
• runningboardd(8) — assertion services daemon
• sa(8) — print system accounting statistics
• sandboxd(8) — sandbox daemon
• sc_auth(8) — SmartCard authorization setup script
• scache(8) — Postfix shared connection cache server
• screencaptureui(8) — screencapture daemon
• screensharingd(8) — listens for VNC connections from clients
• scselect(8) — Select system configuration location
• scsid(8) — SCSI subsystem daemon
• scutil(8) — Manage system configuration parameters
• searchpartyd(8) — searchparty daemon
• searchpartyuseragent(8) — searchparty user agent
• secd(8) — centralised keychain agent
• secinitd(8) — The security policy initialization daemon
• security-checksystem(8) — validate system keychain
• security_authtrampoline(8) — Trampoline used by AuthorizationExecuteWithPrivileges from Security.framework
• securityd_service(8) — helper process to securityd to unlock keybag
• securityd_system(8) — system keychain agent
• securityuploadd(8) — Keychain Metrics Uploader
• seld(8) — Secure element manager daemon
• sentryd(8) — Collect tailspins for slow operations instrumented with os_signpost
• setkey(8) — manually manipulate the IPsec SA/SP database
• sftp-server(8) — OpenSSH SFTP server subsystem
• sharedfilelistd(8) — User agent which manages lists of file system items
• sharing(8) — create share points for smb services
• sharingd(8) — Sharing Daemon that enables AirDrop, Handoff, Instant Hotspot, Shared Computers, and Remote Disc in the Finder
• shazamd(8) — Shazam daemon
• showmount(8) — show remote NFS mounts on host
• showq(8) — list the Postfix mail queue
• shutdown(8) — close down the system at a given time
• signpost_reporter(8) — Report telemetry on intervals instrumented with os_signpost to Apple
• silhouette(8) — Generate local search topics on the device
• skywalkctl(8) — Interact with Skywalk subsystem
• slapacl(8) — Check access to a list of attributes
• slapadd(8) — Add entries to a SLAPD database
• slapauth(8) — Check a list of string-represented IDs for LDAP authc/authz
• slapcat(8) — SLAPD database to LDIF utility
• slapconfig(8) — -- tool to configure slapd and related daemons
• slapd(8) — Stand-alone LDAP Daemon
• slapdn(8) — Check a list of string-represented LDAP DNs based on schema syntax
• slapindex(8) — Reindex entries in a SLAPD database
• slappasswd(8) — OpenLDAP password utility
• slapschema(8) — SLAPD in-database schema checking utility
• slaptest(8) — Check the suitability of the OpenLDAP slapd configuration
• smb-sync-preferences(8) — synchronize SMB server preferences
• smbd(8) — SMB server daemon
• smbdiagnose(8) — gather information to aid in diagnosing SMB file sharing issues
• smd(8) — ServiceManagement framework daemon
• smtp(8) — Postfix SMTP+LMTP client
• smtpd(8) — Postfix SMTP server
• snmpd(8) — daemon to respond to SNMP request packets
• snmptrapd(8) — Receive and log SNMP trap messages
• sntpd(8) — very Simple Network Time Protocol server daemon
• sociallayerd(8) — Vends privacy-sensitive social UI for display throughout the system
• socketfilterfw(8) — Application Firewall daemon
• softwareupdate(8) — system software update tool
• spawn(8) — Postfix external command spawner
• spctl(8) — SecAssessment system policy security
• spindump(8) — Profile entire system during a time interval
• spindump_agent(8) — helper agent for spindump(8)
• spotlighthelper(8) — Spotlight Diagnostic Extension Helper
• spray(8) — send many packets to host
• ssh-keychain(8), ssh-keychain.dylib(8) — smartcard/token support library
• ssh-keysign(8) — OpenSSH helper for host-based authentication
• ssh-pkcs11-helper(8) — OpenSSH helper for PKCS#11 support
• ssh-sk-helper(8) — OpenSSH helper for FIDO authenticator support
• sshd(8) — OpenSSH daemon
• sso_util(8) — Kerberos Open Directory Single Sign On
• stickersd(8) — stickersd daemon
• storagekitd(8) — helper for the StorageKit framework
• studentd(8) — Classroom's student control agent
• sudo(8), sudoedit(8) — execute a command as another user
• suexec(8) — Switch user before executing external programs
• suggestd(8) — daemon that processes user content in order to detect contacts, events, named entities, etc
• suhelperd(8) — Helper daemon for softwareupdate - no user initiated interface
• swcd(8) — Shared Web Credentials Daemon
• symptomsd(8) — Symptom framework service daemon
• sync(8) — force completion of pending disk writes (flush cache)
• syncdefaultsd(8) — NSUbiquitousKeyValueStore
• sysctl(8) — get or set kernel state
• sysdiagnose_agent(8) — performs UI related operations for sysdiagnose
• sysdiagnose_helper(8) — performs critical operations for sysdiagnose
• sysdiagnosed(8) — launchd daemon for the sysdiagnose cli tool
• sysextd(8) — System Extension daemon
• syslogd(8) — Apple System Log server
• sysmond(8) — system monitor daemon
• syspolicyd(8) — System Policy daemon
• system-override(8) — configure system overrides
• system_installd(8) — macOS software installation daemon
• system_profiler(8) — reports system hardware and software configuration
• systemextensionsctl(8) — System Extensions control
• systemkeychain(8) — creates system keychains and allows keychains to unlock keychains
• systemsetup(8) — configuration tool for certain machine settings in System Preferences
• systemstats(8) — summarize system stats
• systemstats_boot(8) — initialize system stats
• tailspind(8) — helper daemon for tailspin(1)
• talagent(8) — helper agent for the Transparent App Lifecycle feature
• talkd(8) — remote user communication server
• taskgated(8) — task_for_pid access control daemon ..Sh DESCRIPTION is a 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
• taskgated-helper(8) — taskgated helper process
• taskpolicy(8) — execute a program with an altered I/O or scheduling policy or change settings of already running process
• tconctld(8) — TCON control daemon
• tftpd(8) — Internet Trivial File Transfer Protocol server
• thermald(8) — thermal management daemon
• timed(8) — time synchronization daemon
• timemachinehelper(8) — TimeMachine Diagnostic Extension Helper
• tlsmgr(8) — Postfix TLS session cache and PRNG manager
• tlsproxy(8) — Postfix TLS proxy
• tmdiagnose(8) — gather information to aid in diagnosing Time Machine issues
• tmp_cleaner(8) — Remove old content from /tmp
• tmutil(8) — Time Machine utility
• tokenadmin(8) — Command-line interface to smartcards and other token-based keychains
• traceroute(8) — print the route packets take to network host
• traceroute6(8) — print the route IPv6 packets will take to a network node
• translationd(8) — Daemon that enables Translation features
• transparencyStaticKey(8) — The transparency static key pinning daemon
• transparencyd(8) — The transparency daemon
• trimforce(8) — enable TRIM commands on third-party drives
• trivial-rewrite(8) — Postfix address rewriting and resolving daemon
• trustd(8) — Daemon and LaunchAgent that performs trust evaluations
• trustdFileHelper(8) — Daemon that helps trustd with files
• trustevaluationagent(8) — LaunchAgent that performs trust evaluations
• uasysdiagnose(8), uasysdiagone(8) — Produce system diagnostics for UserActivity.framework
• umount(8) — unmount filesystems
• universalaccessd(8) — universal access server
• upsshutdown(8) — UPS emergency low power shutdown script
• usbcupdater(8) — update the USB-C subsystem components
• usbd(8) — daemon for USB devices
• usbmuxd(8) — iOS communications daemon
• usernoted(8) — Notification Center daemon
• uuchk(8) — display information read from the UUCP configuration files
• uucico(8) — UUCP file transfer daemon
• uusched(8) — schedule the uucp file transport program
• uuxqt(8) — UUCP execution daemon
• verify(8) — Postfix address verification server
• vifs(8) — safely edit fstab
• vipw(8) — edit the password file
• virtual(8) — Postfix virtual domain mail delivery agent
• visudo(8) — edit the sudoers file
• vpnd(8) — Mac OS X VPN service daemon
• vsdbutil(8) — manipulates the volume status DB
• warmd_agent(8) — general helper tool
• watchdogd(8) — watchdog daemon
• wdutil(8) — Wireless Diagnostics command line utility
• weakpass_edit(8) — Mac OS X Server Password Server weak password dictionary insertion tool
• webprivacyd(8) — WebPrivacy Daemon
• wfsctl(8) — WebDAV File Sharing control utility
• wifiFirmwareLoader(8) — load wifi firmware to chip
• wifip2pd(8) — Daemon responsible for managing peer-to-peer Wi-Fi discovery and data links
• wifivelocityd(8) — launchd daemon for the WiFiVelocity framework
• wps(8) — Wireless Protected Setup daemon
• wspd(8) — search in smb share according to MS-WSP protocol
• wwand(8) — USB WWAN device configuration daemon
• xartstorageremoted(8) — xART Remote Storage Daemon
• xpcproxy(8) — configures the execution environment for XPC services
• xscertadmin(8) — -- process Certificate Revocation Lists in an OD environment
• xscertd(8) — -- Certificate signing daemon
• xscertd-helper(8) — xscertd helper process
• yp(8) — description of the YP/NIS system
• zdump(8) — timezone dumper
• zic(8) — timezone compiler