Decision Workspace
approx vs float_eq vs approx_det
Side-by-side comparison of Rust crates
58
approx
growingv0.5.1
Approximate floating point equality comparisons and assertions.
60
float_eq
growingv1.0.1
Compare IEEE floating point primitives, structs and collections for equality.
55
approx_det
growingv2.0.0
Approximate floating point equality comparisons and assertions.
Core Metrics
| approx | float_eq | approx_det | |
|---|---|---|---|
| Health Score | 58 | 60 | 55 |
| Total Downloads | 130.1M | 17.4M | 2.0K |
| 30d Downloads | 6.4M | 288.9K | 0 |
| Dependents | 22.7K | 1.1K | 6 |
| Releases | 13 | 15 | 4 |
| Last Updated | 158d ago | 1370d ago | 293d ago |
| Age | 10y 8m | 6y 3m | 9m |
Health Breakdown
approx
Maintenance
9
Quality
14
Community
16
Popularity
8
Documentation
11
float_eq
Maintenance
4
Quality
22
Community
14
Popularity
8
Documentation
12
approx_det
Maintenance
14
Quality
20
Community
8
Popularity
4
Documentation
9
Technical Details
| approx | float_eq | approx_det | |
|---|---|---|---|
| Version | 0.5.1 | 1.0.1 | 2.0.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | Apache-2.0 | MIT OR Apache-2.0 | Apache-2.0 |
| Dependencies | 2 | 3 | 2 |
| Crate Size | 15KB | 23KB | 15KB |
| Features | 2 | 4 | 4 |
| Yanked % | 7.7% | 0.0% | 0.0% |
| Edition | — | 2018 | 2018 |
| MSRV | — | — | — |
| Owners | 3 | 1 | 1 |
Links
Quick Verdict
- •float_eq leads with a health score of 60/100, but none of the options score above 80.
- •approx has the most downloads (130.1M), suggesting wider adoption.
- •approx is depended on by 22.7K crates — strongest ecosystem trust.
- •⚠ float_eq has not been updated in over a year.
- •approx is pre-1.0 — API may change.