Decision Workspace
calcium-oxide vs fend-core vs fend
Side-by-side comparison of Rust crates
40
calcium-oxide
growingv0.1.15
Calc-ium Oxide, a simple stack based command line calculator written in rust.
62
fend-core
stablev1.5.8
Arbitrary-precision unit-aware calculator
57
fend
stablev1.5.8
Arbitrary-precision unit-aware calculator
Core Metrics
| calcium-oxide | fend-core | fend | |
|---|---|---|---|
| Health Score | 40 | 62 | 57 |
| Total Downloads | 11.8K | 119.9K | 100.6K |
| 30d Downloads | 13 | 2.3K | 164 |
| Dependents | 0 | 97 | 0 |
| Releases | 9 | 68 | 68 |
| Last Updated | 1448d ago | 63d ago | 63d ago |
| Age | 3y 12m | 5y 6m | 5y 6m |
Health Breakdown
calcium-oxide
Maintenance
8
Quality
15
Community
2
Popularity
5
Documentation
10
fend-core
Maintenance
15
Quality
20
Community
11
Popularity
6
Documentation
10
fend
Maintenance
15
Quality
20
Community
6
Popularity
6
Documentation
10
Technical Details
| calcium-oxide | fend-core | fend | |
|---|---|---|---|
| Version | 0.1.15 | 1.5.8 | 1.5.8 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | Unlicense | MIT | MIT |
| Dependencies | 3 | 0 | 8 |
| Crate Size | 7KB | 119KB | 35KB |
| Features | 0 | 0 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •fend-core leads with a health score of 62/100, but none of the options score above 80.
- •⚠ calcium-oxide has not been updated in over a year.
- •calcium-oxide is pre-1.0 — API may change.