Decision Workspace
arika vs skymath vs tempoch
Side-by-side comparison of Rust crates
53
arika
experimentalv0.2.0
Coordinate frames, reference transforms, epochs, and celestial body ephemerides for orbital mechanics.
58
skymath
experimentalv0.3.4
Planning-grade astronomy math for astrophotography tooling: angles, equatorial coordinates, sexagesimal parsing and formatting, angular separation and offsets, precession, MJD/JD/calendar conversions, sidereal time, and observer-local quantities (alt-az, airmass, transit).
58
tempoch
experimentalv0.6.5
Astronomical time primitives: typed time scales, Julian dates, UTC conversion, and interval operations.
Core Metrics
| arika | skymath | tempoch | |
|---|---|---|---|
| Health Score | 53 | 58 | 58 |
| Total Downloads | 4.5K | 403 | 2.5K |
| 30d Downloads | 1.8K | 0 | 367 |
| Dependents | 12 | 10 | 24 |
| Releases | 3 | 7 | 16 |
| Last Updated | 85d ago | today | 22d ago |
| Age | 3m | 1d | 5m |
Health Breakdown
arika
Maintenance
14
Quality
14
Community
9
Popularity
4
Documentation
12
skymath
Maintenance
19
Quality
12
Community
9
Popularity
3
Documentation
15
tempoch
Maintenance
19
Quality
15
Community
10
Popularity
4
Documentation
10
Technical Details
| arika | skymath | tempoch | |
|---|---|---|---|
| Version | 0.2.0 | 0.3.4 | 0.6.5 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | Apache-2.0 | AGPL-3.0-only |
| Dependencies | 6 | 6 | 4 |
| Crate Size | 176KB | 1.4MB | 20KB |
| Features | 4 | 1 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | 1.91.0 | 1.74 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •skymath leads with a health score of 58/100, but none of the options score above 80.
- •arika has the most downloads (4.5K), suggesting wider adoption.