tangency-labs

tangency-labs/solidcraft

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

57 good first / help-wanted issues · Rust · last activity Oct 17, 2026

3.8K stars 430 forks 3.8K watchers Rust Apache License 2.0
3d-modeling brep cad egui mcp parametric-cad rust step wasm
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57 Open Issues Need Help Last updated: Oct 17, 2026

Open Issues Need Help

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Kernel rig: grade every-block-cylinder-tangent-concave-arc-r2-partial-chain on its analytic volume now that solidcore builds it about 1 hour ago
help wanted area:kernel needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Blend corner: the Setback beside curved faces (from smlib#85 part C): design, proofs, WIP about 10 hours ago
enhancement help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Shell, offset and thicken as one construction: exact offsets, mitres, arrangement, winding-number cavity rule (design approved) about 10 hours ago
enhancement help wanted area:kernel needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Help wanted: G2 (curvature-continuous) setback corner fill, certified convex about 10 hours ago
enhancement help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Setback scale search takes 5x its QP step budget on aarch64 (thousandth_scales_and_attempt_budget) about 10 hours ago
help wanted area:io needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Local operation reach: certified for every surface pair, over the whole edge about 10 hours ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Local operation: re-intersect a kept edge a moved face crosses, instead of refusing (follow-up of #2976) about 14 hours ago
help wanted in progress needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
STEP: move SolidCraft's exporter into solidcore about 20 hours ago
help wanted in progress area:io needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
STEP: delete step-import, step-brep and step-export about 20 hours ago
help wanted area:kernel needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Local operation: the four-face vertex split is the only path about 21 hours ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Stitch: certify each closed gap and report the tolerance growth it applies about 21 hours ago
help wanted in progress needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Surface extension: analytic certificates are sized on the part's position, so small extensions far from the origin are refused about 23 hours ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
STEP build: build the topology first when a face's pcurves fail 1 day ago
help wanted area:io needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Orbit: the default pivot ignores open side panels, so it doesn't match the point Home centres 2 days ago
help wanted area:ui in progress needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
solidcore: Offset Face: mitred rounds refused when the moved top goes below their depth (the C++ builds them) 2 days ago
bug help wanted area:kernel needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Coordinate System feature: a new reference frame as a history step (instead of moving a component's origin) 2 days ago
help wanted in progress area:io needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
STEP export: SolidCraft's export of nist_ctc_01 does not re-import 3 days ago
help wanted area:io needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
STEP: move SolidCraft's reader and builder into solidcore (record + ops) 4 days ago
help wanted area:io needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Boolean and blend robustness (random-design fuzzer) 4 days ago
enhancement help wanted area:kernel in progress priority:P2
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Statuses the SolidCraft SMLib fork passes on that solidcore still drops (16 fork commits, after #483/#1775) 4 days ago
bug help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Port smlib#79: generic blend steps 4 (part) to 7: Ball and End/Join corners, exact fold/room checks with fit sizes, overflow in place, the round as its definition 4 days ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Blend corner: the least certifying setback scale and streamed QP rows (from smlib#106 a/b) 4 days ago
enhancement help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Blend corner: a G2 setback fill beside circular rounds (from smlib#112) 4 days ago
enhancement help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Blend corner: four blends over three faces (from smlib#88), with the old corner classes' inventory 4 days ago
enhancement help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Blend corner: a closed edge meeting itself at an angle (from smlib#90) 4 days ago
enhancement help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Ball patches through the flat arrays and USD: a definition record for faces (from smlib#102) 4 days ago
enhancement help wanted in progress needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Blend End: a round ending at a smooth vertex, the mixed End's overflow refusal, the seam-vertex continuation (from smlib#81) 4 days ago
enhancement help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Blend corner: several concave rounds, and mixed corners with every edge blended (from smlib#84) 4 days ago
enhancement help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Sweep: screw and general-path sweeps as a ProceduralSweep definition (S, net, certified bound); refuse instead of silently loosening the fit 4 days ago
bug help wanted area:kernel in progress needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
STEP: merge the two pipelines into one (ideal for swarms): SolidCraft's reader, builder and exporter, plus what solidcore's crates add 4 days ago
help wanted area:io needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
STEP reader: faces that wind round a torus or sphere, multi-winding loops, loopless faces, edges across a closed curve 4 days ago
help wanted area:io needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
STEP reader: FACETED_BREP / POLY_LOOP, and loose faces outside any shell 4 days ago
help wanted area:kernel needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
STEP reader: Part 21 short names, a whole-file dangling-reference report, and the file's PCURVEs as an option 4 days ago
help wanted area:io needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Local operation: the soundness gate decides on certified bounds only 4 days ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Local operation gate: the volume sign from a certified enclosure, not a quadrature estimate 4 days ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Local operation gate: compare check failures per entity, not as counts per class 4 days ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Local operation gate: refuse tolerance growth beyond a certified bound 4 days ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Local operation: a moved surface crossing a kept edge away from its vertices goes unnoticed 4 days ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Local operation: a face given a coaxial cylinder of another radius keeps UV loops in the old parametrisation 4 days ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Local operation: a moved face next to a tangent edge (a round) is refused instead of built 4 days ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
extend: a huge extension of one side makes the opposite side of a bilinear sheet read as collapsed 4 days ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Perf: a variable round takes about a minute to certify its definition (gn_certify_span) 4 days ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Local operation: provenance of faces and edges through the extended offset's merge, so the gate can compare failures per entity 4 days ago
help wanted area:kernel needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
A certified deviation bound for traced intersection curves (docs/ssi.md section 9), so the local-operation gate can bound the growth of their edges 4 days ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Closed-form constructions store delta + eps on their edges, so the local-operation gate can enforce invariant 9 (moves goldens) 4 days ago
help wanted needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
MacOs does not recognize the app as 'safe' 11 days ago
enhancement help wanted area:infra priority:P2
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
[RFC] Animations: what should we build, and how could we make it useful? 13 days ago
enhancement help wanted question needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
[RFC] Digital Twin and virtual commissioning: what should we build, and how should it connect to control systems? 13 days ago
enhancement help wanted question needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
[RFC] Extras and accessory packs: what would users want to install and share? 14 days ago
enhancement help wanted question needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Refresh links is slow for nested linked sub-assemblies 18 days ago
help wanted in progress needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Agent chat: Ctrl+V and drag-and-drop for images, PDFs and any file 18 days ago
help wanted area:ui in progress needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
STEP import: the Prusa Core One full assembly takes about an hour to open 18 days ago
help wanted in progress kernel-perf area:io needs-triage priority
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Fillets: setback corners and variable radius with mid points 18 days ago
enhancement help wanted area:kernel priority:P3
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Fillet corners: 6-sided setback patch for three unequal radii 18 days ago
enhancement help wanted area:kernel priority:P3
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Sketch: drag handles can't go negative (sketch pattern distance, and maybe others) 20 days ago
help wanted good first issue area:sketch in progress needs-triage
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Performance: multithreading, SIMD, parallel evaluation and geometry caching (umbrella) 21 days ago
enhancement help wanted area:kernel kernel-perf priority:P3
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm
Parameters window: large frame-rate drop on big parametric designs 25 days ago
bug help wanted area:ui in progress
tangency-labs/solidcraft
3.8K

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Rust
#3d-modeling#brep#cad#egui#mcp#parametric-cad#rust#step#wasm