QCAD – The Open Source CAD System for Everyone

• qcad

  2 1,413 9.7 C++

  QCAD - The Open Source 2D CAD. QCAD is a cross-platform CAD solution for Windows, macOS and Linux. It supports the DXF format and optionally the DWG format (through a proprietary plugin).

For those actually looking for the source code (not the first thing that's shown on the site):

https://github.com/qcad/qcad

• solvespace

  68 2,999 7.0 C++

  Parametric 2d/3d CAD

  

> One thing that I'm wondering about is a constraint-solving system - the documentation doesn't mention anything about sketch constraints.

If you a looking constraint solver based 2D/3D CAD, take a look on SolveSpace.[0]

SolveSpace's constraint solver actually also (partially) ported for FreeCAD & Blender.[1]

Here are my SolveSpace showcases.[2]

[0] https://solvespace.com

[1] https://twitter.com/SolveSpace/status/1480033252157108232

[2] https://git.io/DailySolveSpace

• WorkOS

  workos.com sponsored

  The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.

  

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