Decision Workspace
nvana_fixed vs fastnum vs primitive_fixed_point_decimal
Side-by-side comparison of Rust crates
39
nvana_fixed
experimentalv0.1.0
High-precision fixed-point arithmetic library for financial and DeFi calculations
59
fastnum
growingv0.7.4
Fast decimal numbers library
57
primitive_fixed_point_decimal
stablev1.4.0
Primitive fixed-point decimal types.
Core Metrics
| nvana_fixed | fastnum | primitive_fixed_point_decimal | |
|---|---|---|---|
| Health Score | 39 | 59 | 57 |
| Total Downloads | 68 | 849.4K | 19.4K |
| 30d Downloads | 20 | 442.7K | 526 |
| Dependents | 1 | 159 | 0 |
| Releases | 1 | 57 | 33 |
| Last Updated | 98d ago | 101d ago | 13d ago |
| Age | 3m | 1y 5m | 2y 10m |
Health Breakdown
nvana_fixed
Maintenance
8
Quality
14
Community
6
Popularity
2
Documentation
9
fastnum
Maintenance
14
Quality
11
Community
12
Popularity
7
Documentation
15
primitive_fixed_point_decimal
Maintenance
18
Quality
16
Community
5
Popularity
5
Documentation
13
Technical Details
| nvana_fixed | fastnum | primitive_fixed_point_decimal | |
|---|---|---|---|
| Version | 0.1.0 | 0.7.4 | 1.4.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | MIT OR Apache-2.0 | MIT |
| Dependencies | 1 | 18 | 4 |
| Crate Size | 9KB | 306KB | 45KB |
| Features | 0 | 19 | 0 |
| Yanked % | 0.0% | 12.3% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.70.0 | 1.88 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •fastnum leads with a health score of 59/100, but none of the options score above 80.
- •fastnum is depended on by 159 crates — strongest ecosystem trust.
- •nvana_fixed, fastnum are pre-1.0 — API may change.