Free, open-source 2D CAD with AutoCAD's commands, ribbon and shortcuts.
For Windows and Linux, with a macOS preview.
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Musa CAD is a fast, modern 2D drafting application. It follows AutoCAD's ribbon, command line, prompts and shortcuts, so a drafter's habits carry over, and its multi-threaded, GPU-accelerated core keeps large drawings smooth to pan, zoom and edit. DXF is read and written natively; DWG goes through the free ODA File Converter.
| Repository | What it is |
|---|---|
| MusaCAD | The application: C++23, Qt 6 and OpenGL, with its own 2D geometry kernel. LGPL-3.0-or-later. |
| MusaCAD-Website | musacad.org — Astro and Tailwind, deployed to GitHub Pages. |
| fabrication_pipeline | Turns FreeCAD models into print-ready A4 fabrication drawings, using Musa CAD's native format and plot pipeline. |
Bugs and feature requests go on the issue tracker. For anything private, write to pranay@weberq.in. To report a security problem, see musacad.org/about/#security.