System

Files

File, image, directory handling
attrCompatibility
autoSave
basename 
chdir
cmdFileOutput
cmdFileOutput
dirmap
dirname 
exec
exportEdits
fclose
feof
fflush
fgetline
fgetword
file
fileBrowserDialog
fileDialog
fileDialog2
fileExtension 
fileInfo
filePathEditor
filetest
filterStudioImport
fopen
fprint
fread
frewind
fromNativePath 
fwrite
getFileList
imfPlugins
incrementAndSaveScene 
internalVar
launch
launchImageEditor
melInfo
namespace
namespaceInfo
pclose
popen
preloadRefEd
pwd
reference
referenceEdit
referenceQuery
reloadImage
requires
saveImage
sceneEditor
sceneUIReplacement
scriptNode
searchPathArray 
selLoadSettings
setProject 
sysFile
toNativePath 
translator
untitledFileName 
workspace
xbmLangPathList 

Devices

Device Handling
assignInputDevice
attachDeviceAttr
detachDeviceAttr
deviceEditor
devicePanel
getInputDeviceRange
getModifiers
listDeviceAttachments
listInputDeviceAxes
listInputDeviceButtons
listInputDevices
mouse
recordAttr
setAttrMapping
setInputDeviceMapping
unassignInputDevice

Plug-ins

Plug-in Handling
getModulePath
getPluginResource 
loadModule
loadPlugin
loadPluginLanguageResources 
moduleInfo
openMayaPref
pluginDisplayFilter
pluginInfo
pluginResourceUtil 
registerPluginResource 
setPluginResource 
unloadPlugin

Localization

Localization Support
containsMultibyte 
displayString
format
getPluginResource 
loadPluginLanguageResources 
localizedPanelLabel 
localizedUIComponentLabel 
pluginResourceUtil 
registerPluginResource 
setAttrEnumResource 
setAttrNiceNameResource 
setNodeNiceNameResource 
setPluginResource 
uiRes 
untitledFileName 

Utilities

Miscellaneous Utilities
aaf2fcp
alias
allNodeTypes
audioTrack
cacheFile
cacheFileCombine
cacheFileMerge
cacheFileTrack
clearCache
convertUnit
dagObjectCompare
date
dbcount
dbmessage
dbpeek
dgdirty
dgeval
dgInfo
dgmodified
dgtimer
diskCache
displayStyle 
dynamicLoad
env
error
fcheck
findType
flushUndo
getenv
getpid
hardware
help
hitTest
memory
ogs
openGLExtension
putenv
redo
rehash
shotTrack
showHelp
system
timer
timerX
undo
undoInfo
warning
whatsNewHighlight
xpmPicker