Democratizing-Dexterous

Democratizing-Dexterous / URDFlyS2U

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The ultimate tool for converting STEP file to URDF.

42
0
100% credibility
Found Mar 03, 2026 at 42 stars -- GitGems finds repos before they trend. Get early access to the next one.
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AI Analysis
TypeScript
AI Summary

Web app for converting STEP CAD models to URDF robot files with automatic joint detection from geometry, inertia calculation, interactive kinematics preview, and one-click export.

How It Works

1
🌐 Discover the tool

You stumble upon URDFlyS2U, a free online helper that turns everyday CAD designs into robot blueprints.

2
📁 Upload your design

Drag in your STEP file and instantly see your 3D model pop up, ready to explore.

3
🔍 Spot joints and measure

Click on curves and edges to automatically detect moving parts, measure sizes, and check everything fits perfectly.

4
🤖 Build robot structure

Switch to robot view, assign parts to links, and connect them like building with blocks.

5
⚙️ Add smart joints

Click rotating circles or sliding lines to place realistic joints that move just right.

6
🎛️ Test the motion

Slide controls to watch your robot arm bend and stretch smoothly in real time.

💾 Export robot file

Download your complete URDF ready for robot simulators, with accurate weights and movements.

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Star Growth

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AI-Generated Review

What is URDFlyS2U?

URDFlyS2U is a web-based TypeScript app that loads STEP CAD files and converts them into full URDF robot models for ROS simulation. Upload a STEP file, pick geometric features like arcs or lines to auto-define revolute/prismatic joints, assign solids to links, and tweak parameters in a 3D viewer with forward kinematics preview. It exports a ready-to-use ZIP with URDF XML and binary STL meshes, skipping manual mesh export and inertia guesswork.

Why is it gaining traction?

Unlike clunky CAD plugins or command-line converters, it offers interactive 3D editing with real-time joint sliders, automatic inertia computation from total machine mass, and precise feature detection for axes—making URDF creation visual and accurate. The browser-based workflow with measurement tools and tree-based structure beats desktop tools for quick iterations, especially as the ultimate tool for converting complex assemblies without proprietary software.

Who should use this?

Robotics engineers prototyping URDFs from SolidWorks/FreeCAD exports, ROS devs building sim-ready manipulators, or research teams converting industrial CAD to Gazebo/Isaac Sim models. Ideal for anyone tired of scripting joint origins or eyeballing inertias in text editors.

Verdict

Promising early prototype for STEP-to-URDF workflows, but 42 stars and 1.0% credibility score signal low maturity—docs are basic, no tests visible. Grab it for proofs-of-concept if you're handy with web GL; production users should fork and harden first.

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