Documentation
Everything you need to master HelioCad. Browse by topic — articles for each area are rolling out now.
Getting started
From sign-up to your first saved part in under ten minutes.
- Sign up — install nothing
- Workspace tour
- Your first model
- Saving and autosave
AI chat
How to talk to HelioCad and get exactly the geometry you want.
- Writing effective prompts
- Voice input
- Image-to-model
- Iterative refinement
- Reading and editing the generated code
Sketching
The 2D constraint solver that drives every parametric part.
- Geometry primitives
- Geometric and dimensional constraints
- Sketch on a face
- Constraint inference and snapping
3D modeling
Industry-standard parametric operations with a full feature timeline.
- Extrude, revolve, sweep, loft
- Fillet, chamfer, shell, draft
- Boolean operations
- Linear and circular patterns
- Direct push-pull editing
Assemblies
Bringing parts together with mates, motion, and interference checks.
- Mate constraints
- Interference detection
- Bill of materials
- Exploded views
Simulation
Built-in FEA for static, thermal, and modal analysis on any solid.
- Static FEA
- Thermal analysis
- Modal frequencies
- Boundary conditions
- Mesh density
- Reading von Mises results
CAM and manufacturing
Toolpaths, post-processors, and verified G-code.
- Toolpath strategies
- Tool library
- Feeds and speeds
- Post-processors
- Simulating the cut
- G-code export
Import and export
Round-trip your files in every format that matters.
- Supported formats
- Round-tripping STEP
- DXF for 2D drawings
- STL for 3D printing
- Troubleshooting bad geometry
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