A collection of agent skills for CAD, robotics and hardware design

A python CAD programming library

Package manager for things. Start designing modular hardware! PartCAD is the standard for documenting manufacturable physical products (a.k.a. Digital Thread or TDP). It comes with a set of tools to maintain product information and to facilitate efficient and effective workflows at all product lifecycle phases, boosted by AI.

A CAD viewer capable of displaying OCP models (CadQuery/Build123d) in a web browser.

Using AI to generate 3D models

A curated list of Build123d code and resources.

Meshing library for nuclear workflows

Fast visual 3d diff for STL, OBJ, 3MF, and STEP files

Build123d in the browser!

Automatically generate a 3D printable case and magnetic carrycase for your custom split keyboard PCBs, from just the outline. Also generates cases for other PCBs.

Scripts to generate 3D-printable models that increase the height of Lenovo TrackPoints to make them usable on ergonomic keyboards.

A Python package for parametric 3D modeling of keyboard keycaps using build123d.

A nicegui-based CAD customizer, editor, and viewer for OCP-based projects like build123d

CICADA: Collaborative Intelligent CAD Automation Design Agent

An open-source, AI-assisted desktop app for parametric 3D CAD. Build models using OpenSCAD or build123d in a unified interface featuring a modern code editor, live 3D preview, and a context-aware AI assistant.

Claude Code skill and diagnostics-first Build123d wrapper for LLM-driven CAD iteration.

Skills and tools which enable coding agents like Codex to CAD

7,683 Fusion 360 Gallery CAD models as executable build123d Python scripts

Insets for Someline® storage boxes