Decision Workspace
f_times vs predicates vs ryu
Side-by-side comparison of Rust crates
27
f_times
growingv0.1.0
Simple crate offering a way to do something float times.
77
predicates
stablev3.1.4
An implementation of boolean-valued predicate functions.
72
ryu
stablev1.0.23
Fast floating point to string conversion
Core Metrics
| f_times | predicates | ryu | |
|---|---|---|---|
| Health Score | 27 | 77 | 72 |
| Total Downloads | 1.6K | 147.2M | 741.4M |
| 30d Downloads | 2 | 10.9M | 45.3M |
| Dependents | 0 | 24.1K | 4.1K |
| Releases | 1 | 37 | 35 |
| Last Updated | 1055d ago | 44d ago | 47d ago |
| Age | 2y 10m | 8y 10m | 7y 8m |
Health Breakdown
f_times
Maintenance
1
Quality
10
Community
3
Popularity
4
Documentation
9
predicates
Maintenance
16
Quality
21
Community
17
Popularity
8
Documentation
15
ryu
Maintenance
15
Quality
20
Community
14
Popularity
8
Documentation
15
Technical Details
| f_times | predicates | ryu | |
|---|---|---|---|
| Version | 0.1.0 | 3.1.4 | 1.0.23 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | Apache-2.0/MIT | MIT OR Apache-2.0 | Apache-2.0 OR BSL-1.0 |
| Dependencies | 0 | 7 | 6 |
| Crate Size | 6KB | 24KB | 53KB |
| Features | 0 | 4 | 1 |
| Yanked % | 100.0% | 0.0% | 0.0% |
| Edition | 2018 | 2021 | 2021 |
| MSRV | — | 1.74 | 1.71 |
| Owners | 1 | 2 | 1 |
Links
Quick Verdict
- •predicates leads with a health score of 77/100, but none of the options score above 80.
- •ryu has the most downloads (741.4M), suggesting wider adoption.
- •predicates is depended on by 24.1K crates — strongest ecosystem trust.
- •⚠ f_times has not been updated in over a year.
- •f_times is pre-1.0 — API may change.