Top CAD GitHub Repositories & Tools (2026)

Plugin to generate BOM + CPL files for JLCPCB, assigning LCSC part numbers directly from the plugin, query the JLCPCB parts database, lookup datasheets and much more.

CADability is a pure .net class library for modeling and analyzing 3d data, both with your code and interactively. It comes with an optional Windows.Forms user interface, which can be adopted to other environments. It does not refer to other 3d modeling libraries. For data exchange you can use STEP, STL or DXF files.

CasADi is a symbolic framework for numeric optimization implementing automatic differentiation in forward and reverse modes on sparse matrix-valued computational graphs. It supports self-contained C-code generation and interfaces state-of-the-art codes such as SUNDIALS, IPOPT etc. It can be used from C++, Python, Matlab/Octave, Julia or Javascript

Python for AutoCAD

Java framework for Cadence Workflow Service

Parametric CAD modeling with Lua

A modern, high-performance web server and reverse proxy built on Pingora Cloudflare Pingora's raw performance, wrapped in Caddy's minimalist developer experience

The open-source CAD engine for AI agents. One-line MCP setup for Kimi Code, TraeCode, WorkBuddy and ZCode. Stable object IDs, undoable transactions, DXF/KJD output. TypeScript + Rust/WASM.

English launcher and patch for the FGO Arcade local platform

Multi-modal constructive solid geometry kernel in Rust

A self-hosted homelab dashboard with an optional built-in reverse proxy that makes stubborn apps work in iframes

The Journal of Open Source Software