To download Portable AutoCAD 2010 Lite Repack, users can search for the file on reputable software download websites. Once downloaded, the file can be extracted to a portable storage device, and the program can be run directly.

nanoCAD by Nanosoft offers a free version with core AutoCAD-like functionality. The installer is under 200 MB. While not officially portable, you can install it to a USB drive with some customization.

: A browser-based version of AutoCAD that allows for essential 2D drafting without any installation.

He double-clicked the .exe . No splash screen. No "Welcome to Autodesk." No nagging pop-up asking for a credit card. Just the command line flickering, then the gray void of the workspace. It loaded in 0.4 seconds.