Rig Cad

Browser-based parametric CAD for designing, configuring, and exporting 3D models.

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Rig Cad
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Article series

Rig Cad Foundations

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In this series

  1. Design Guide Aug 17, 2026

    Constructive Solid Geometry in Rig Cad

    Learn how primitives, Boolean operations, transforms, and a readable scene tree combine into robust, editable parametric models in Rig Cad.

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  2. Design Guide Aug 17, 2026

    Rig Cad Editor Guide: The Five Core Panels

    A concise guide to Rig Cad’s Add Object, Objects, Viewport, Properties, and Variables panels—and how selection connects them.

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  3. Design Guide Aug 17, 2026

    Transforms and Reference Frames in Rig Cad

    Learn how position, rotation, and scale compose through local, parent, and world reference frames so Rig Cad features remain aligned, movable, and parametric.

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  4. Design Guide Aug 17, 2026

    Oversize the Cutter: Reliable Booleans in Rig Cad

    Use deliberate cutter margins to prevent coincident-face failures, preserve transformed through-cuts, and give smooth SDF subtraction room to resolve cleanly.

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  5. Design Guide Aug 17, 2026

    Post-Processing in Rig Cad: The Ordered Stack

    How Rig Cad's ordered post-processing stack modifies solved geometry: Mirror, Cut Plane, Surface Offset, Shell, and the field-only Infill and Surface Pattern.

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  6. Design Guide Aug 17, 2026

    Mesh Cleanup in Rig Cad: Repair, Remesh, Simplify

    Choose the right Rig Cad mesh-cleanup step, repair topology defects, rebuild triangle distribution, and cut triangle count without losing required geometry.

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  7. Reference Sep 6, 2026

    Expressions and Variables in Rig Cad

    The expression language behind every parametric Rig Cad project: grammar, functions, degrees vs radians, text, variable types, readouts, validators, handles.

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  8. Design Guide Sep 6, 2026

    Sketches to Solids: Extrude, Revolve, and Offset

    Draw an outline three ways, compose it with 2D booleans and repeats, then extrude, revolve or offset it once. Constant walls, Y-up revolves, sketch constraints.

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  9. Design Guide Sep 6, 2026

    Fillets and Chamfers Without a Fillet Tool

    Five ways to round or bevel an edge in Rig Cad: primitive corner radius, extrude edge profiles, SDF blends, Minkowski sums and Surface Offset, measured.

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  10. Design Guide Sep 6, 2026

    Shell, Hollowing, and Wall Thickness for Printing

    Hollow a part two ways in Rig Cad: a 2D inward offset plus floor, or the Shell post-processing step opened with a cutter. Then size the wall for FDM and resin.

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  11. Design Guide Sep 6, 2026

    Export for the Slicer: STL, 3MF, and Mesh Weight

    Which export format a slicer wants, where a Rig Cad mesh's triangles come from, measured counts for precision and segments, and how to lighten a model first.

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  12. Reference Sep 6, 2026

    Why Is My Model Slow? Precision, Bounds, Engines

    A diagnostic path for slow Rig Cad projects: find the node, match the symptom, learn the cube law behind SDF precision, and pick engine and GPU settings.

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  13. Design Guide Sep 6, 2026

    Repeats and Arrays: Linear, Radial, and Parametric

    Linear, Radial, Parametric and Path Repeat: tile profiles in 2D and extrude once, derive pitch from the host, vary copies with instance.i, avoid Mirror traps.

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