Draw
LLINEStraight line segment
PLPOLYLINEConnected line/arc segments (one object)
CCIRCLECircle (center + radius)
AARCArc — 3-point by default
RECRECTANGRectangle from 2 corners
POLPOLYGONRegular polygon
ELELLIPSEEllipse / elliptical arc
SPLSPLINESmooth free-form curve
POPOINTPlace a point marker
HHATCHFill an enclosed area
TTEXTSingle-line text
MTMTEXTMulti-line text
BBLOCKGroup objects into a block
IINSERTPlace a saved block
XEXPLODEBreak a block into parts
Modify
MMOVEMove objects
COCOPYCopy objects
ROROTATERotate around a base point
SCSCALEScale up/down
MIMIRRORMirror across a line
TRTRIMCut at intersections
EXEXTENDExtend to a boundary
OOFFSETParallel copy at a distance
FFILLETRound a corner
CHACHAMFERBevel a corner
ARARRAYRectangular / polar / path array
SSTRETCHStretch parts
JJOINJoin similar objects
EERASEDelete objects
BRBREAKBreak an object
View & Utility
ZZOOMZoom (Window / Extents / Previous)
PPANPan around
REREGENRegenerate display
DIDISTMeasure distance
AREAAREAMeasure area
LILISTShow object properties
LALAYERLayer manager
PRPROPERTIESProperties palette
MAMATCHPROPCopy properties
PUPURGERemove unused items
OPOPTIONSSettings dialog
MOCOROMOCOROMove+Rotate+Scale in one go
WIPEOUTWIPEOUTCover areas to clean the view
Object Snaps
ENDEndpointSnap to line/arc ends
MIDMidpointSnap to the middle
CENCenterSnap to circle/arc center
INTIntersectionSnap to crossing point
TANTangentSnap tangent to a curve
PERPerpendicularSnap perpendicular
NEANearestSnap to nearest point
QUAQuadrantSnap to 0/90/180/270°
INSInsertion pointSnap to block insert point
Function Keys
F1HelpHelp center
F2Command historyShow command line history
F3Object snapOSNAP on/off
F7GridGrid on/off
F8OrthoOrthogonal (90°) on/off
F9SnapGrid snap on/off
F10Polar trackingAngular tracking
F11Object snap trackTrack from snaps
F12Dynamic inputType on screen, not the command line
YQArch (plugin)
ZZBZZZBZPlace columns / wall-frame tools
CWCWDoors & windows with width
DIMDIMQuick dimensions
XWWXWWWall creation tool
STAIRSTAIRGenerate staircases