Decision Workspace
xalen-ephem vs stem-branch vs oxiephemeris-core
Side-by-side comparison of Rust crates
43
xalen-ephem
experimentalv0.6.0
Planetary position computation for XALEN Ephemeris — VSOP87 analytical + JPL DE support
54
stem-branch
experimentalv0.8.0
Native Rust port of stem-branch's solar ephemeris core (full VSOP87D Earth series + JPL DE441-fitted correction + IAU2000B nutation).
53
oxiephemeris-core
experimentalv0.1.1
OxiEphemeris: two-part Julian Date/calendar arithmetic, TAI/TT/TDB time scales, and leap seconds
Core Metrics
| xalen-ephem | stem-branch | oxiephemeris-core | |
|---|---|---|---|
| Health Score | 43 | 54 | 53 |
| Total Downloads | 192 | 1.3K | 69 |
| 30d Downloads | 0 | 1.3K | 0 |
| Dependents | 16 | 6 | 10 |
| Releases | 8 | 8 | 2 |
| Last Updated | 41d ago | today | 2d ago |
| Age | 1m | 14d | 4d |
Health Breakdown
xalen-ephem
Maintenance
14
Quality
7
Community
9
Popularity
3
Documentation
10
stem-branch
Maintenance
13
Quality
14
Community
8
Popularity
4
Documentation
15
oxiephemeris-core
Maintenance
14
Quality
16
Community
9
Popularity
2
Documentation
12
Technical Details
| xalen-ephem | stem-branch | oxiephemeris-core | |
|---|---|---|---|
| Version | 0.6.0 | 0.8.0 | 0.1.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | Apache-2.0 | Apache-2.0 |
| Dependencies | 12 | 0 | 2 |
| Crate Size | 234KB | 276KB | 33KB |
| Features | 2 | 0 | 2 |
| Yanked % | 87.5% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | — | 1.75 | 1.89 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •stem-branch leads with a health score of 54/100, but none of the options score above 80.