cad — open-source software health

PyPI

97Exceptionalhealth index

A Python library for designing chips (Photonics, Analog, Quantum, MEMS), PCBs, and 3D-printable objects. We aim to make hardware design accessible, intuitive, and fun—empowering everyone to build the future.

Python★ 1,041Sep 17, 2026

MITSep 17, 2026 · metrics 2.10.0

crates.io · npm

96Exceptionalhealth index

KittyCAD/modeling-app

The Zoo Design Studio app.

TypeScript · Rust★ 1,319↓ 88K/moOct 20, 2026

MITOct 20, 2026 · metrics 2.10.0

npm

93Exceptionalhealth index

pascalorg/editor

Open-source 3D architectural editor with a local CLI, MCP tools, and practical workflows for humans and AI agents.

TypeScript★ 24K↓ 86.2K/moSep 16, 2026

MITSep 16, 2026 · metrics 2.10.0

PyPI

92Excellenthealth index

gumyr/build123d

A python CAD programming library

Python★ 3,097↓ 616.9K/moSep 13, 2026

Apache-2.0Sep 13, 2026 · metrics 2.10.0

npm

91Excellenthealth index

Vertexvis/vertex-web-sdk

Monorepo for Vertex UI Components.

TypeScript★ 14↓ 55K/moSep 11, 2026

MITSep 11, 2026 · metrics 2.10.0

npm

91Excellenthealth index

andymai/brepjs

Web CAD library with exact B-Rep geometry

TypeScript★ 120↓ 13.3K/moOct 20, 2026

Apache-2.0Oct 20, 2026 · metrics 2.10.0

PyPI

90Excellenthealth index

CadQuery/cadquery

A python parametric CAD scripting framework based on OCCT

Python★ 5,785Sep 17, 2026

Custom licenseSep 17, 2026 · metrics 2.10.0

PyPI · npm

90Excellenthealth index

datadrivenconstruction/OpenConstructionERP

Open-source construction ERP - BOQ, PDF/CAD/BIM takeoff, AI cost matching. 42 regional catalogues, 21 languages, 71 modules. AGPL-3.0. v3.0 - pip install openconstructionerp

TypeScript · Python★ 788↓ 8,659/moSep 9, 2026

AGPL-3.0Sep 9, 2026 · metrics 2.10.0

npm

89Excellenthealth index

KittyCAD/kittycad.ts

The TypeScript API client for Zoo.

TypeScript★ 16↓ 26K/moSep 10, 2026

MITSep 10, 2026 · metrics 2.10.0

crates.io

88Excellenthealth index

KittyCAD/kittycad.rs

The Rust API client for Zoo.

Rust★ 61↓ 32.6K/moSep 15, 2026

MITSep 15, 2026 · metrics 2.10.0

crates.io · npm

86Excellenthealth index

andymai/brepkit

B-Rep modeling engine for brepjs — pure Rust, compiled to WebAssembly

Rust★ 31↓ 11K/moSep 27, 2026

AGPL-3.0Sep 27, 2026 · metrics 2.10.0

PyPI

86Excellenthealth index

earthtojake/text-to-cad

A library of agent skills for CAD, CAE and CAM

Python · JavaScript★ 16K↓ 11.4K/moSep 18, 2026

MITSep 18, 2026 · metrics 2.10.0

npm

86Excellenthealth index

mlightcad/cad-viewer

The world’s first fully web-based DXF/DWG viewer and editor that runs entirely in the browser — no backend server required.

TypeScript★ 1,021↓ 122.3K/moSep 9, 2026

MITSep 9, 2026 · metrics 2.10.0

npm · crates.io

84Excellenthealth index

andymai/occt-wasm

OpenCascade (OCCT) compiled to WebAssembly — clean TypeScript API, ~4MB brotli, arena-based memory, structured errors, Web Worker support

Rust · TypeScript · C++★ 51↓ 20.1K/moSep 14, 2026

MITSep 14, 2026 · metrics 2.10.0

crates.io

84Excellenthealth index

iShape-Rust/iOverlay

Boolean Operations for 2D Polygons: Supports intersection, union, difference, xor, and self-intersections for all polygon varieties.

Rust★ 209↓ 1.3M/moSep 14, 2026

Apache-2.0Sep 14, 2026 · metrics 2.10.0

npm

84Excellenthealth index

microsoft/maker.js

📐⚙ 2D vector line drawing and shape modeling for CNC and laser cutters.

TypeScript · JavaScript★ 2,027↓ 238.7K/moSep 12, 2026

Apache-2.0Sep 12, 2026 · metrics 2.10.0

NuGet

83Excellenthealth index

DomCR/ACadSharp

C# library to read/write cad files like dxf/dwg.

C#★ 858Sep 18, 2026

MITSep 18, 2026 · metrics 2.10.0

crates.io

83Excellenthealth index

KittyCAD/ezpz

Open-source geometric constraint solver

Rust★ 48↓ 29K/moSep 9, 2026

MITSep 9, 2026 · metrics 2.10.0

npm

83Excellenthealth index

mlightcad/libredwg-web

A DWG/DXF JavaScript parser based on libredwg

C★ 80↓ 127.7K/moSep 14, 2026

GPL-3.0Sep 14, 2026 · metrics 2.10.0

crates.io

80Excellenthealth index

hakanaktt/acadrust

A pure Rust crate for reading, writing, and inspecting CAD files.

Rust★ 135↓ 14.2K/moOct 21, 2026

MPL-2.0Oct 21, 2026 · metrics 2.10.0

npm

78Goodhealth index

ChanMeng666/archlang

【Star us! ⭐】 A declarative language that compiles to professional SVG floor plans — like Typst/LaTeX, but for architecture. Built for AI agents: deterministic output, JSON diagnostics that carry their own fix, and a describe/lint channel that verifies a plan against its brief without rendering an image. Zero-dependency TypeScript.

TypeScript★ 8↓ 3,010/moSep 10, 2026

MITSep 10, 2026 · metrics 2.10.0

npm

78Goodhealth index