engineering

spec-kit

+1.4k

💫 Toolkit to help you get started with SDD or any other process!

OpenSpec

+602

Spec-driven development (SDD) for AI coding assistants.

FreeCAD

+250

Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.

TrenTorch

+94

Don't memorize ML. Understand it from first principles including Inference, Cuda, Deep Learning, Data Science and Reinforcement Learning

fieldcraft

+55

One open-source modeler for structures, heat and fluids, built from scratch in pure Rust: parametric part in, verified results out. Automatic all-hex and tet meshing, our own nonlinear implicit and explicit FEA, heat transfer and lattice Boltzmann CFD — every result checked against theory. For engineers and AI agents alike. Free, forever.

compound-engineering-plugin

+116

Official Compound Engineering plugin for Claude Code, Codex, Cursor, and more

machine-skill

+78

Describe any machine in one line. Claude builds a photoreal, physics based, interactive simulation of it in one HTML file, plus the film to post it. An open source Claude Code skill.

system-design

+105

Learn how to design systems at scale and prepare for system design interviews

tscircuit

+41

Create real electronics with Typescript and React