Decision Workspace
real_float vs noisy_float vs approx_collections
Side-by-side comparison of Rust crates
46
real_float
growingv0.3.0
Floating point types that check for correctness and implement total ordering
56
noisy_float
growingv0.2.1
Contains floating point types that panic if they are set to an illegal value, such as NaN
60
approx_collections
growingv4.1.0
Collections using approximate floating-point comparison
Core Metrics
| real_float | noisy_float | approx_collections | |
|---|---|---|---|
| Health Score | 46 | 56 | 60 |
| Total Downloads | 71.2K | 10.3M | 2.8K |
| 30d Downloads | 7.6K | 585.2K | 0 |
| Dependents | 4 | 712 | 3 |
| Releases | 4 | 18 | 8 |
| Last Updated | 1466d ago | 140d ago | 73d ago |
| Age | 4y 1m | 9y 9m | 10m |
Health Breakdown
real_float
Maintenance
6
Quality
17
Community
7
Popularity
6
Documentation
10
noisy_float
Maintenance
9
Quality
14
Community
13
Popularity
8
Documentation
12
approx_collections
Maintenance
15
Quality
19
Community
10
Popularity
4
Documentation
12
Technical Details
| real_float | noisy_float | approx_collections | |
|---|---|---|---|
| Version | 0.3.0 | 0.2.1 | 4.1.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 1 | 6 | 5 |
| Crate Size | 13KB | 20KB | 28KB |
| Features | 2 | 0 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2018 | 2024 |
| MSRV | — | — | 1.88.0 |
| Owners | 1 | 1 | 2 |
Links
Quick Verdict
- •approx_collections leads with a health score of 60/100, but none of the options score above 80.
- •noisy_float has the most downloads (10.3M), suggesting wider adoption.
- •noisy_float is depended on by 712 crates — strongest ecosystem trust.
- •⚠ real_float has not been updated in over a year.
- •real_float, noisy_float are pre-1.0 — API may change.