A database of hidden settings for Mac OS X

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skype Enable Debug logging
defaults write com.skype.skype SKDebug -String
None None
RemoteManagement Disable Multicast
defaults write /Library/Preferences/com.apple.RemoteManagement ARD_MulticastAllowed -boolean
None None
None None
None None
iTunes (9.0) Enable Booklet Authering Mode
defaults write com.apple.iTunes booklet-authoring-mode -boolean
None None
ScreenSharing Debug (To Show Bonjour)
defaults write com.apple.ScreenSharing debug -boolean
ScreenSharing Do Not Send Special Keys to Remote Machine
defaults write com.apple.ScreenSharing DoNotSendSystemKeys -boolean
ScreenSharing Do Not Send System Keys to Remote Host
defaults write defaults write com.apple.ScreenSharing DoNotSendSystemKeys -boolean
mail Disable tracking of Previous Recipients
defaults write com.apple.mail SuppressAddressHistory -boolean
iCal Log HTTP Activity
defaults write com.apple.iCal LogHTTPActivity -boolean
iTunes Genius Bar Mode
defaults write com.apple.iTunes StoreGeniusMode -bool
iTunes Store Activation Mode
defaults write com.apple.iTunes StoreActivationMode -bool
plist (10) Automatically show CC on Opening Movie
defaults -currentHost write com.apple.QuickTimePlayerX.plist MGEnableCCAndSubtitlesOnOpen -boolean
None None
bbedit (9.3) Create temporary project for folders
defaults write com.barebones.bbedit Misc:MakeTempProjectForFolderOpen -boolean
LaunchServices Enable quarantine
defaults write /Library/Preferences/com.apple.LaunchServices LSQuarantine -bool
oolite (1.74) Generate AI flow control graphs
defaults write org.aegidian.oolite generate-ai-graphviz -boolean
OmniWeb Enable full page zoom
defaults write com.omnigroup.OmniWeb WebKitDebugFullPageZoomPreferenceKey -integer
OmniFocus Show time in date columns
defaults write com.omnigroup.OmniFocus RelativeDateFormatterShowTime -string
OmniFocus Sound to play after sync
defaults write com.omnigroup.OmniFocus SyncFinishedSound -string
OmniFocus Write elapsed date controller to console
defaults write com.omnigroup.OmniFocus OFMTaskElapsedDateControllerDebug -bool
OmniFocus Display no content when the sidebar is not selected
defaults write com.omnigroup.OmniFocus LeaveEmptySelectionEmpty -bool
OmniFocus Time between stale sync client complaints
defaults write com.omnigroup.OmniFocus SyncStaleClientComplaintInterval -float
OmniFocus Time for a sync client to become "stale"
defaults write com.omnigroup.OmniFocus SyncStaleClientInterval -float
Address Book Show Contact Reflection
defaults write com.apple.AddressBook reflection -boolean
Every App Global User Interface Scale Multiplier
defaults write -g AppleDisplayScaleFactor -float
mouse Enable momentum scrolling for Magic Mouse
defaults write com.apple.driver.AppleBluetoothMultitouch.mouse MouseMomentumScroll -boolean
X11 (2.4.0) Auto-quit on close last window (XQuartz)
defaults write org.macosforge.xquartz.X11 wm_auto_quit -boolean
X11 Focus follows mouse (10.5.5 and up) (XQuartz)
defaults write org.macosforge.xquartz.X11 wm_ffm -boolean
ScreenSharing Skip local address check
defaults write com.apple.ScreenSharing skipLocalAddressCheck -boolean
textmate "Open Recent" menu number
defaults write com.macromates.textmate NSRecentDocumentsLimit -int
textmate (1.0) Drag And Drop Text Delay
mail Send Windows friendly attachments
defaults write com.apple.mail SendWindowsFriendlyAttachments -boolean
ScreenSharing Screen sharing image quality
defaults write com.apple.ScreenSharing controlObserveQuality -integer
ScreenSharingMenulet Number of recent hosts
defaults write com.klieme.ScreenSharingMenulet maxHosts -integer
ScreenSharingMenulet Display IP-Addresses of the local hosts
defaults write com.klieme.ScreenSharingMenulet showIPAddresses -boolean
fusion (2.0) Enable Headless Mode
defaults write com.vmware.fusion fluxCapacitor -boolean
oolite (1.74) Generate missile icon SVG
defaults write org.aegidian.oolite polygon-sprite-dump-svg -boolean
oolite (1.70) Show extra debug menu items
defaults write org.aegidian.oolite debug-show-extra-menu-items -boolean
Safari Turn WebGL on and off
defaults write com.apple.Safari WebKitWebGLEnabled -boolean
Quinn Disappear Animation.
defaults write Quinn QuinnKillPieceAnimationStyle -bolean
Quinn Hichscore Threshold
defaults write Quinn QuinnHighscoreThreshold -string
Quinn Faster Entry Level Speed.
defaults write Quinn QuinnFasterAnimationsFlag -string
Quinn Rotate Animations
defaults write Quinn QuinnLiveRotationFlag -string
dock Show other spaces' windows in Expose
GlobalPreferences Enable 64-bit Kernel
defaults write /Library/Preferences/SystemConfiguration/com.apple.Boot.plist Kernel Flags -string
finder Show version column in search results
com.apple.finder SearchViewSettings.ListViewSettings.columns.version.visible -boolean
finder Show label column in search results
com.apple.finder SearchViewSettings.ListViewSettings.columns.label.visible -boolean
finder Show comments column in search results
com.apple.finder SearchViewSettings.ListViewSettings.columns.comments.visible -boolean
finder Show size column in search results
com.apple.finder SearchViewSettings.ListViewSettings.columns.size.visible -boolean
Every App Enable continuous spell checking everywhere
defaults write -g WebContinuousSpellCheckingEnabled -boolean
Every App Enable automatic dash replacement everywhere
defaults write -g WebAutomaticDashSubstitutionEnabled -boolean
Every App Enable automatic text replacement everywhere
defaults write -g WebAutomaticTextReplacementEnabled -boolean
Dictionary Reuse dictionary definition window
defaults write com.apple.Dictionary ProhibitNewWindowForRequest -boolean
finder Show x-ray folders in Quick Look
defaults write com.apple.finder QLEnableXRayFolders -boolean
finder Use white text for desktop icons
defaults write com.apple.finder Desktop.HasDarkBackground -boolean
eyetv Show FrontRow in more menu
defaults write com.elgato.eyetv apple remote menu button behavior -boolean
TimeMachine Auto backup
Every App Disable Core UI art file
TheHitList Beat intensity minimum range
defaults write com.potionfactory.TheHitList PFBeatIntensityMinimumRange -integer
TheHitList Tempo Minimum Range
defaults write com.potionfactory.TheHitList PFTempoMinimumRange -integer
X11 DPI
defaults write org.x.X11 dpi -integer
Safari (4) Dim snapshot when zooming from Top Sites
defaults write com.apple.Safari DebugSafari4TopSitesZoomToPageAnimationDimsSnapshot -boolean
Safari (4) Show Cover Flow in bookmarks
defaults write com.apple.Safari DebugSafari4IncludeFlowViewInBookmarksView -boolean
Safari (4) Use new URL completion list
defaults write com.apple.Safari DebugSafari4IncludeFancyURLCompletionList -boolean
QuickTimePlayerX None
QuickTimePlayerX None
QuickTimePlayerX None
QuickTimePlayerX None
QuickTimePlayerX None
QuickTimePlayerX None
QuickTimePlayerX None
QuickTimePlayerX None
QuickTimePlayerX None
QuickTimePlayerX None
QuickTimePlayerX Allow multiple simultaneous recordings
defaults write com.apple.QuickTimePlayerX MGAllowMultipleSimultaneousRecordings -boolean
QuickTimePlayerX Exit fullscreen when switching apps
defaults write com.apple.QuickTimePlayerX MGFullScreenExitOnAppSwitch -boolean
QuickTimePlayerX Autoshow titlebar/controller
defaults write com.apple.QuickTimePlayerX MGUIVisibilityNeverAutoshow -boolean-neg
QuickTimePlayerX Autohide titlebar/controller
defaults write com.apple.QuickTimePlayerX MGUIVisibilityNeverAutohide -boolean-neg
QuickTimePlayerX Automatically show subtitles and closed captioning on open
defaults write com.apple.QuickTimePlayerX MGEnableCCAndSubtitlesOnOpen -boolean
Perian Decode All Profiles
dock Magnified icon size
spaceslauncher Edge dragging delay
defaults write com.apple.dock workspaces-edge-delay -float
GlobalPreferences Run Python in 32-bit mode
defaults write com.apple.versioner.python Prefer-32-Bit -boolean
GlobalPreferences Default Python version
defaults write com.apple.versioner.python Version -string
Xcode Code sense suggestion style
tweetie-mac Terms to be filtered out
defaults write com.atebits.tweetie-mac filterTerms -array
dock Tile size
defaults write com.apple.dock tilesize -integer
InterfaceBuilder3 Enable AppleScript Studio palette
defaults write com.apple.InterfaceBuilder3 IBEnableAppleScriptStudioSupport -boolean
Every App Quartz Composer default movie height
defaults write -g QuartzComposerDefaultMovieHeight -integer
Every App Quartz Composer default movie width
defaults write -g QuartzComposerDefaultMovieWidth -integer
Every App Quartz Composer default movie duration
defaults write -g QuartzComposerDefaultMovieDuration -float
finder Show remote disks (1)
defaults write com.apple.finder ODSSupported -boolean
GlobalPreferences Default Perl version
defaults write com.apple.versioner.perl Version -string
Every App Leopard appearance: use Leopard window values
defaults write -g NSUseLeopardWindowValues -boolean
finder Maximum label lines (10.6)
defaults write com.apple.finder FXMaximumLabelLines -integer
finder Show custom view style popup
defaults write com.apple.finder _FXShowCustomViewStylePopup -boolean
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