Decision Workspace
kalc vs fend-core vs fend
Side-by-side comparison of Rust crates
51
kalc
growingv1.5.1
a complex numbers, 2d/3d graphing, arbitrary precision, vector/matrix, cli calculator with real-time output and support for units
62
fend-core
stablev1.5.8
Arbitrary-precision unit-aware calculator
57
fend
stablev1.5.8
Arbitrary-precision unit-aware calculator
Core Metrics
| kalc | fend-core | fend | |
|---|---|---|---|
| Health Score | 51 | 62 | 57 |
| Total Downloads | 44.3K | 119.9K | 100.6K |
| 30d Downloads | 51 | 2.2K | 158 |
| Dependents | 0 | 97 | 0 |
| Releases | 40 | 68 | 68 |
| Last Updated | 295d ago | 63d ago | 63d ago |
| Age | 2y 9m | 5y 6m | 5y 6m |
Health Breakdown
kalc
Maintenance
10
Quality
18
Community
5
Popularity
6
Documentation
12
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
| kalc | fend-core | fend | |
|---|---|---|---|
| Version | 1.5.1 | 1.5.8 | 1.5.8 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✓ Yes |
| License | GPL-3.0-only | MIT | MIT |
| Dependencies | 4 | 0 | 8 |
| Crate Size | 57KB | 119KB | 35KB |
| Features | 9 | 0 | 3 |
| Yanked % | 12.5% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | 1.85.0 | — | — |
| 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.