Decision Workspace
lean-toolchain vs leo3-build-config vs lean-rs-sys
Side-by-side comparison of Rust crates
58
lean-toolchain
experimentalv0.1.10
Lean 4 toolchain discovery, fingerprinting, symbol allowlist, and build-script helpers reusable by downstream embedders' own build.rs scripts.
58
leo3-build-config
experimentalv0.2.2
Build-time configuration for Leo3
62
lean-rs-sys
experimentalv0.1.10
Raw FFI bindings for the Lean 4 C ABI. See `lean-rs` for the safe front door.
Core Metrics
| lean-toolchain | leo3-build-config | lean-rs-sys | |
|---|---|---|---|
| Health Score | 58 | 58 | 62 |
| Total Downloads | 268 | 456 | 298 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 31 | 19 | 39 |
| Releases | 10 | 10 | 10 |
| Last Updated | today | 38d ago | today |
| Age | 7d | 5m | 7d |
Health Breakdown
lean-toolchain
Maintenance
17
Quality
13
Community
10
Popularity
3
Documentation
15
leo3-build-config
Maintenance
17
Quality
17
Community
9
Popularity
3
Documentation
12
lean-rs-sys
Maintenance
17
Quality
17
Community
10
Popularity
3
Documentation
15
Technical Details
| lean-toolchain | leo3-build-config | lean-rs-sys | |
|---|---|---|---|
| Version | 0.1.10 | 0.2.2 | 0.1.10 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 5 | 0 | 1 |
| Crate Size | 46KB | 14KB | 40KB |
| Features | 0 | 2 | 5 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | 1.91 | 1.88 | 1.91 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •lean-rs-sys leads with a health score of 62/100, but none of the options score above 80.
- •leo3-build-config has the most downloads (456), suggesting wider adoption.