Decision Workspace
unsigned-float vs fraction vs fast-float2
Side-by-side comparison of Rust crates
52
unsigned-float
experimentalv0.2.2
Unsigned floating-point formats for non-negative numeric domains.
63
fraction
growingv0.15.4
Lossless fractions and decimals; drop-in float replacement
56
fast-float2
growingv0.2.3
Fast floating-point number parser.
Core Metrics
| unsigned-float | fraction | fast-float2 | |
|---|---|---|---|
| Health Score | 52 | 63 | 56 |
| Total Downloads | 53 | 62.0M | 10.2M |
| 30d Downloads | 0 | 3.6M | 1.6M |
| Dependents | 0 | 781 | 256 |
| Releases | 4 | 37 | 3 |
| Last Updated | 35d ago | 34d ago | 571d ago |
| Age | 1m | 10y 4m | 1y 6m |
Health Breakdown
unsigned-float
Maintenance
17
Quality
17
Community
6
Popularity
2
Documentation
10
fraction
Maintenance
16
Quality
14
Community
13
Popularity
8
Documentation
12
fast-float2
Maintenance
5
Quality
16
Community
13
Popularity
8
Documentation
14
Technical Details
| unsigned-float | fraction | fast-float2 | |
|---|---|---|---|
| Version | 0.2.2 | 0.15.4 | 0.2.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 2 | 10 | 5 |
| Crate Size | 19KB | 110KB | 44KB |
| Features | 5 | 9 | 2 |
| Yanked % | 0.0% | 2.7% | 0.0% |
| Edition | 2024 | 2015 | 2018 |
| MSRV | — | — | 1.37 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •fraction leads with a health score of 63/100, but none of the options score above 80.
- •fraction is depended on by 781 crates — strongest ecosystem trust.
- •⚠ fast-float2 has not been updated in over a year.