Step Python Packages

cadquery

A python parametric CAD scripting framework based on OCCT

pytest-steps

A tiny package to ease the creation of test steps with shared intermediate results/state.

f3d

Fast and minimalist 3D viewer.

volmdlr

A python VOLume MoDeLeR computations-oriented with STEP support for import/export

bdbox

A live development environment for build123d models

cq-editor

CadQuery GUI editor based on PyQT

cqkit

A python library of CadQuery tools and helpers for building 3D CAD models.

diff3d

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

cqgridfinity

A python library to build parameterized gridfinity compatible objects such a baseplates and boxes.

partcad

Package manager for CAD models and a modelling framework

vibe-cading

3D model generators with CadQuery for humans and LLM agents

partcad-cli

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.

workflows-manager

Python CLI application that allows to run custom workflows.

gml2step

CityGML parsing and STEP conversion toolkit extracted from Paper-CAD

totalrecall

A runtime step profiler - for Python.