The real speed in AutoCAD doesn’t come from the ribbon — it comes from the command line. Professionals type commands (and their short aliases) because it’s faster and more precise than hunting for icons. Here are the essential commands every drafter should have in muscle memory, grouped by what they do, with their common aliases.
How commands and aliases work
A command is the full instruction (LINE, OFFSET, TRIM). An alias is a shorter version that does the same thing with fewer keystrokes — typing L runs LINE, CO runs COPY. You launch them from the command line and confirm with Enter or Spacebar. Thinking of commands as actions rather than buttons is the mindset shift that makes drafting fast and intentional.
Drawing commands
L (LINE) — straight lines, the foundation of most drawings. PL (PLINE) — connected polylines, ideal for clean boundaries. C (CIRCLE) and REC (RECTANGLE) — basic shapes. H (HATCH) — fills an area with a pattern or solid.
Modify commands
This is where most drafting time goes. TR (TRIM) cuts objects at boundaries; EX (EXTEND) does the opposite, extending to meet an edge. O (OFFSET) creates parallel copies at a set distance — perfect for wall thicknesses and setbacks. F (FILLET) rounds or cleanly connects corners. M (MOVE), CO (COPY), MI (MIRROR), RO (ROTATE), SC (SCALE), and S (STRETCH) handle the rest. MA (MATCHPROP) copies properties between objects and gets used constantly.
View commands
Z (ZOOM) with options like Extents and Window, and P (PAN) to move the view without zooming. The mouse wheel does both — scroll to zoom, press to pan — but knowing ZOOM Extents (Z then E) to fit everything on screen is a daily move. RE (REGEN) redraws the view if geometry looks off.
Annotation and organization
DIM adds dimensions (linear, aligned, angular); MT (MTEXT) and T (TEXT) add multiline and single-line text. LA (LAYER) opens the Layer Properties Manager — layers are how you control what’s visible and how it plots. PR (PROPERTIES) opens the Properties palette to inspect and edit anything selected.
A few pro-level commands worth knowing
- BLOCK — combine objects into one reusable definition; edit the definition and every instance updates.
- X (EXPLODE) — break a block or polyline back into base objects.
- NCOPY — copy individual objects out of a block or external reference without exploding it.
- PUBLISH — batch-plot multiple sheets at once.
Two tips that compound
First, a quirk worth knowing: by default D opens the Dimension Style Manager, not the dimension command — if you want D to run DIM, edit your alias (.pgp) file. Second, work from a template (.dwt) with predefined layers, text styles, and dimension styles, so every drawing starts consistent. The fastest way to learn all of these is simply consistent practice: start with LINE, TRIM, COPY, MOVE, OFFSET, and ZOOM, and add the rest as they come up.
Part of our AutoCAD & drafting series. Next: how to set up layers and lineweights in AutoCAD.