Decision Workspace
calcul8 vs calc_rational vs fend-core
Side-by-side comparison of Rust crates
38
calcul8
growingv1.0.2
A simple calculator CLI
66
calc_rational
stablev3.0.0
CLI calculator for rational numbers.
62
fend-core
stablev1.5.8
Arbitrary-precision unit-aware calculator
Core Metrics
| calcul8 | calc_rational | fend-core | |
|---|---|---|---|
| Health Score | 38 | 66 | 62 |
| Total Downloads | 3.9K | 23.4K | 119.9K |
| 30d Downloads | 4 | 38 | 2.2K |
| Dependents | 0 | 0 | 97 |
| Releases | 3 | 23 | 68 |
| Last Updated | 1254d ago | 7d ago | 63d ago |
| Age | 3y 5m | 2y 11m | 5y 6m |
Health Breakdown
calcul8
Maintenance
4
Quality
14
Community
6
Popularity
4
Documentation
10
calc_rational
Maintenance
19
Quality
21
Community
6
Popularity
5
Documentation
15
fend-core
Maintenance
15
Quality
20
Community
11
Popularity
6
Documentation
10
Technical Details
| calcul8 | calc_rational | fend-core | |
|---|---|---|---|
| Version | 1.0.2 | 3.0.0 | 1.5.8 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✓ Yes |
| License | MIT | MIT OR Apache-2.0 | MIT |
| Dependencies | 2 | 6 | 0 |
| Crate Size | 6KB | 36KB | 119KB |
| Features | 0 | 3 | 0 |
| Yanked % | 66.7% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | 1.93.1 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •calc_rational leads with a health score of 66/100, but none of the options score above 80.
- •fend-core has the most downloads (119.9K), suggesting wider adoption.
- •⚠ calcul8 has not been updated in over a year.