Decision Workspace
principia vs rkf78 vs astrodynamics
Side-by-side comparison of Rust crates
48
principia
experimentalv0.1.0
Typed Newtonian numerical dynamics: state propagation, acceleration models, RK4/DOPRI5/DOP853 integrators, variational equations, STM, covariance, and gravity-field kernels.
56
rkf78
experimentalv0.2.1
Runge-Kutta-Fehlberg 7(8) integrator for spacecraft trajectory propagation
49
astrodynamics
experimentalv0.6.3
Numerical astrodynamics engine for orbit propagation, force models, and flight-dynamics primitives
Core Metrics
| principia | rkf78 | astrodynamics | |
|---|---|---|---|
| Health Score | 48 | 56 | 49 |
| Total Downloads | 17 | 167 | 182 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 8 | 0 |
| Releases | 1 | 3 | 6 |
| Last Updated | 3d ago | 87d ago | 48d ago |
| Age | 3d | 3m | 1m |
Health Breakdown
principia
Maintenance
13
Quality
16
Community
6
Popularity
1
Documentation
12
rkf78
Maintenance
14
Quality
15
Community
9
Popularity
3
Documentation
15
astrodynamics
Maintenance
16
Quality
11
Community
6
Popularity
3
Documentation
13
Technical Details
| principia | rkf78 | astrodynamics | |
|---|---|---|---|
| Version | 0.1.0 | 0.2.1 | 0.6.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | AGPL-3.0-only | MIT | MIT |
| Dependencies | 6 | 6 | 6 |
| Crate Size | 57KB | 78KB | 65KB |
| Features | 5 | 2 | 2 |
| Yanked % | 0.0% | 0.0% | 16.7% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | 1.82 | 1.87 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •rkf78 leads with a health score of 56/100, but none of the options score above 80.
- •astrodynamics has the most downloads (182), suggesting wider adoption.