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.
Browser-based 3D CAD by J.Siwek, community-maintained. No install.
BimCraft: BIM authoring. Parametric walls, doors and windows on levels and grids, with views, schedules, sheets and clash checks from one model.
Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.
Open-source 3D architectural editor with a local CLI, MCP tools, and practical workflows for humans and AI agents.
SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.
A python parametric CAD scripting framework based on OCCT
Parametric 2d/3d CAD
JSCAD is an open source set of modular, browser and command line tools for creating parametric 2D and 3D designs with JavaScript code. It provides a quick, precise and reproducible method for generating 3D models, and is especially useful for creating ready-to-print 3D designs.
Enhancing {ggplot2} plots with statistical analysis 📊📣
3D CAD application
An open ecosystem of parametric human models and perception stacks, starting with GNM Head.
Pytorch-based framework for solving parametric constrained optimization problems, physics-informed system identification, and parametric model predictive control.
CadQuery GUI editor based on PyQT
Agentic CAD for the physical world. Use it at forgecad.io.
Momentum Human Rig is an anatomically-inspired parametric full-body digital human model developed at Meta. It includes: A parametric body skeletal model; A realistic 3D mesh skinned to the skeleton with levels of detail;A body blendshape and pose corrective model; A facial blendshape model.Its design is friendly for both CG and CV communities.
A parametric aircraft geometry tool
Better parametric search for components available for JLC PCB assembly
SOMA: Unifying Parametric Human Body Models
Parametric 3D CAD with a real B-rep kernel (OpenCASCADE)
Design workspace for programmable 3D. Nova builds assets and worlds as editable, versioned programs: parametric, articulated and simulation-ready, compiled to CAD tools, 3D applications and robotics simulators.
Parametric cad modeling with Javascript
Open-source, local-first 3D parametric CAD that runs in the browser for people and permissioned typed agents, powered by OpenCascade WASM.
A schematic editor for VLSI/Asic/Analog custom designs, netlist backends for VHDL, Spice and Verilog. The tool is focused on hierarchy and parametric designs, to maximize circuit reuse.
Agentic 3D Modeling with Procedural Control — turns a text prompt into an editable parametric program, with optional per-part materials and articulation.
Desktop app for designing parametric 3D models in CadQuery together with the coding agent of your choice
Yi3D: an open-source parametric 3D CAD application built in c++.
Draft: A Parametric Tool for Robot Design Exploration
Computational Design Toolkit — parametric design scripts (Grasshopper / GhPython for Rhino) developed for real architecture and design projects.
A parametric, feature-based CAD app in Rust, with a Bevy UI and an OpenCASCADE kernel
Parametric CAD for 3D printing, in your browser. Offline version for your Mac, Windows or Linux computer is also available.
CRAP: Cycloidal Reducer Algorithm & Parametrizer. Parametric cycloidal gearbox generator (build123d): give it bearings, motor, ratio and eccentricity; get collision-checked, toleranced STEP/STL parts and a live 3D web GUI.
AI CAD 建模 Agent:一句话需求进来,调研、提问、出 BOM,逐件完成真实 CAD 建模并导出装配 STEP(参数化 BRep,不是图片或网格);几何与碰撞检查不过关就不交付。Windows 封闭 Beta。An AI CAD modeling agent: real parametric geometry from a one-line brief, gated by geometry and interference checks.
EQ headphones and IEMs by ear. Sine sweep, mark the peaks, get a parametric EQ.
A lightweight, portable parametric CAD application for electrical control panel layout design and documentation https://panelmaster.app
Measure your speakers with a microphone and generate a validated, protective parametric calibration for the Omarchy bar.
PTC Creo Parametric Advanced Setup - Local Windows build featuring every professional module and a simple install routine.
Inventor Pro 2026 Mechanical Design Complete Edition - Local Windows build featuring every professional module and a simple install routine.
KeyShot Pro Full for Windows — the complete professional build with every module enabled: modeling, drafting, and professional CAD workflows, no edition limits after install.
Local-first, open-source mechanical CAD
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ModelRift OpenSCAD skill for designing, rendering, inspecting, and exporting printable parametric parts.
📐 Describe a part, get a printable model: a native macOS CAD studio powered by Claude Code and build123d.
The official implementation of the paper "MemSFT: Mitigating Alignment Tax with an External Parametric Memory".
Autodesk Maya Universal for Windows — the complete professional build with every module enabled: modeling, drafting, and professional CAD workflows, no edition limits after install.