Decision Workspace
cadrum vs chijin vs occt-wasm
Side-by-side comparison of Rust crates
48
cadrum
experimentalv0.8.1
Rust CAD library powered by statically linked, headless OpenCASCADE (OCCT 8.0.0)
43
chijin
experimentalv0.4.2
DEPRECATED: Use `cadrum` instead. Minimal Rust bindings for OpenCASCADE.
50
occt-wasm
experimentalv3.0.1
OpenCascade CAD kernel via WebAssembly — no C++ toolchain required
Core Metrics
| cadrum | chijin | occt-wasm | |
|---|---|---|---|
| Health Score | 48 | 43 | 50 |
| Total Downloads | 540 | 340 | 52 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 1 | 0 | 0 |
| Releases | 24 | 19 | 3 |
| Last Updated | 7d ago | 57d ago | 9d ago |
| Age | 1m | 2m | 9d |
Health Breakdown
cadrum
Maintenance
14
Quality
14
Community
7
Popularity
3
Documentation
10
chijin
Maintenance
10
Quality
14
Community
6
Popularity
3
Documentation
10
occt-wasm
Maintenance
13
Quality
14
Community
6
Popularity
2
Documentation
15
Technical Details
| cadrum | chijin | occt-wasm | |
|---|---|---|---|
| Version | 0.8.1 | 0.4.2 | 3.0.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | MIT | MIT OR Apache-2.0 |
| Dependencies | 11 | 7 | 4 |
| Crate Size | 160KB | 437KB | 4.9MB |
| Features | 5 | 4 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | — | — | 1.95 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •occt-wasm leads with a health score of 50/100, but none of the options score above 80.
- •cadrum has the most downloads (540), suggesting wider adoption.
- •cadrum, chijin are pre-1.0 — API may change.