Decision Workspace
approx_collections vs approx_collections_derive vs approx
Side-by-side comparison of Rust crates
63
approx_collections
growingv4.1.0
Collections using approximate floating-point comparison
53
approx_collections_derive
experimentalv1.1.0
Derive macros for approx_collections
62
approx
growingv0.5.1
Approximate floating point equality comparisons and assertions.
Core Metrics
| approx_collections | approx_collections_derive | approx | |
|---|---|---|---|
| Health Score | 63 | 53 | 62 |
| Total Downloads | 2.6K | 142 | 99.1M |
| 30d Downloads | 120 | 71 | 7.5M |
| Dependents | 3 | 3 | 17.5K |
| Releases | 8 | 3 | 13 |
| Last Updated | 14d ago | 58d ago | 50d ago |
| Age | 8m | 2m | 10y 4m |
Health Breakdown
approx_collections
Maintenance
18
Quality
19
Community
10
Popularity
4
Documentation
12
approx_collections_derive
Maintenance
11
Quality
17
Community
10
Popularity
3
Documentation
12
approx
Maintenance
13
Quality
14
Community
16
Popularity
8
Documentation
11
Technical Details
| approx_collections | approx_collections_derive | approx | |
|---|---|---|---|
| Version | 4.1.0 | 1.1.0 | 0.5.1 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | Apache-2.0 |
| Dependencies | 5 | 2 | 2 |
| Crate Size | 28KB | 5KB | 15KB |
| Features | 2 | 0 | 2 |
| Yanked % | 0.0% | 0.0% | 7.7% |
| Edition | 2024 | 2024 | — |
| MSRV | 1.88.0 | 1.88.0 | — |
| Owners | 2 | 2 | 3 |
Links
Quick Verdict
- •approx_collections leads with a health score of 63/100, but none of the options score above 80.
- •approx has the most downloads (99.1M), suggesting wider adoption.
- •approx is depended on by 17.5K crates — strongest ecosystem trust.
- •approx is pre-1.0 — API may change.