Decision Workspace
tensor-calc vs butler-portugal vs nullgeo
Side-by-side comparison of Rust crates
49
tensor-calc
experimentalv0.1.3
World's first Rust-based Einstein field equation solver with symbolic tensor calculus
55
butler-portugal
growingv0.2.0
A Rust library implementing the Butler-Portugal algorithm for tensor canonicalization
47
nullgeo
experimentalv0.2.0
General-relativistic null-geodesic ray tracer (library)
Core Metrics
| tensor-calc | butler-portugal | nullgeo | |
|---|---|---|---|
| Health Score | 49 | 55 | 47 |
| Total Downloads | 1.2K | 2.1K | 83 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 0 | 2 |
| Releases | 4 | 5 | 3 |
| Last Updated | 309d ago | 44d ago | 30d ago |
| Age | 10m | 1y | 2m |
Health Breakdown
tensor-calc
Maintenance
14
Quality
12
Community
6
Popularity
4
Documentation
13
butler-portugal
Maintenance
15
Quality
15
Community
6
Popularity
4
Documentation
15
nullgeo
Maintenance
12
Quality
16
Community
7
Popularity
2
Documentation
10
Technical Details
| tensor-calc | butler-portugal | nullgeo | |
|---|---|---|---|
| Version | 0.1.3 | 0.2.0 | 0.2.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT | MIT OR Apache-2.0 |
| Dependencies | 10 | 2 | 3 |
| Crate Size | 23KB | 41KB | 51KB |
| Features | 0 | 0 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | — | 1.70.0 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •butler-portugal leads with a health score of 55/100, but none of the options score above 80.