Open-source alternatives to Fusion 360

Programmer-oriented solid 3D CAD modeller — OpenSCAD - The Programmers Solid 3D CAD Modeller

↔ alternative to SolidWorks、Fusion 360

Parametric 2D and 3D CAD modeler — Parametric 2D and 3D modeler written in pure javascript

↔ alternative to Fusion 360、SolidWorks

CAD program that runs in the browser — A CAD program that runs in the browser

↔ alternative to AutoCAD、Fusion 360、Onshape

Local-first browser 3D design editor for STL models — A local-first browser 3D design editor for building, cutting, importing STL files, and exporting models.

↔ alternative to Fusion 360、SketchUp