Decision Workspace
logsumexp vs rug vs gmp-mpfr-sys
Side-by-side comparison of Rust crates
40
logsumexp
growingv0.1.0
Numerically stable computation of log-sum-exp using a 1-pass algorithm
75
rug
stablev1.30.0
Arbitrary-precision integers, rational, floating-point and complex numbers based on GMP, MPFR and MPC.
71
gmp-mpfr-sys
stablev1.7.1
Rust FFI bindings for GMP, MPFR and MPC.
Core Metrics
| logsumexp | rug | gmp-mpfr-sys | |
|---|---|---|---|
| Health Score | 40 | 75 | 71 |
| Total Downloads | 10.4K | 5.0M | 5.2M |
| 30d Downloads | 0 | 201.2K | 222.8K |
| Dependents | 18 | 2.8K | 474 |
| Releases | 1 | 58 | 72 |
| Last Updated | 1085d ago | 77d ago | 79d ago |
| Age | 2y 11m | 9y 1m | 9y 6m |
Health Breakdown
logsumexp
Maintenance
1
Quality
15
Community
9
Popularity
5
Documentation
10
rug
Maintenance
16
Quality
21
Community
15
Popularity
8
Documentation
15
gmp-mpfr-sys
Maintenance
16
Quality
19
Community
13
Popularity
8
Documentation
15
Technical Details
| logsumexp | rug | gmp-mpfr-sys | |
|---|---|---|---|
| Version | 0.1.0 | 1.30.0 | 1.7.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | LGPL-3.0+ | LGPL-3.0+ |
| Dependencies | 1 | 13 | 2 |
| Crate Size | 8KB | 378KB | 5.6MB |
| Features | 0 | 14 | 8 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | — | 1.85 | 1.71 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •rug leads with a health score of 75/100, but none of the options score above 80.
- •gmp-mpfr-sys has the most downloads (5.2M), suggesting wider adoption.
- •rug is depended on by 2.8K crates — strongest ecosystem trust.
- •⚠ logsumexp has not been updated in over a year.
- •logsumexp is pre-1.0 — API may change.