Decision Workspace
const-decimal vs finmoney vs decimus
Side-by-side comparison of Rust crates
43
const-decimal
growingv0.3.0
Integer-backed decimals with constant precision
55
finmoney
experimentalv3.0.0
A precise, panic-free money library for Rust with currency-aware values, configurable rounding, and exchange-grade tick handling
53
decimus
experimentalv0.0.6
Decimal Floating-Point Math Library for Rust
Core Metrics
| const-decimal | finmoney | decimus | |
|---|---|---|---|
| Health Score | 43 | 55 | 53 |
| Total Downloads | 8.5K | 455 | 2.9K |
| 30d Downloads | 308 | 135 | 10 |
| Dependents | 0 | 0 | 0 |
| Releases | 5 | 10 | 7 |
| Last Updated | 530d ago | 28d ago | 249d ago |
| Age | 1y 6m | 3m | 9m |
Health Breakdown
const-decimal
Maintenance
7
Quality
15
Community
6
Popularity
5
Documentation
10
finmoney
Maintenance
17
Quality
14
Community
6
Popularity
3
Documentation
15
decimus
Maintenance
14
Quality
17
Community
5
Popularity
4
Documentation
13
Technical Details
| const-decimal | finmoney | decimus | |
|---|---|---|---|
| Version | 0.3.0 | 3.0.0 | 0.0.6 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 11 | 7 | 0 |
| Crate Size | 17KB | 45KB | 165KB |
| Features | 3 | 2 | 6 |
| Yanked % | 0.0% | 10.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | 1.90 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •finmoney leads with a health score of 55/100, but none of the options score above 80.
- •const-decimal has the most downloads (8.5K), suggesting wider adoption.
- •⚠ const-decimal has not been updated in over a year.
- •const-decimal, decimus are pre-1.0 — API may change.