Decision Workspace
msgpass vs ferrompi vs kryst
Side-by-side comparison of Rust crates
43
msgpass
growingv0.5.0
Thin wrapper to a Message Passing Interface (MPI)
60
ferrompi
experimentalv0.5.0
A safe, generic Rust wrapper for MPI with support for MPI 4.0+ features, shared memory windows, and hybrid MPI+OpenMP
56
kryst
stablev4.1.0
Krylov subspace and preconditioned iterative solvers for dense and sparse linear systems, with shared and distributed memory parallelism.
Core Metrics
| msgpass | ferrompi | kryst | |
|---|---|---|---|
| Health Score | 43 | 60 | 56 |
| Total Downloads | 8.8K | 1.7K | 7.0K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 35 | 0 |
| Releases | 7 | 8 | 14 |
| Last Updated | 805d ago | 25d ago | 41d ago |
| Age | 2y 6m | 6m | 1y |
Health Breakdown
msgpass
Maintenance
4
Quality
16
Community
5
Popularity
5
Documentation
13
ferrompi
Maintenance
20
Quality
14
Community
10
Popularity
4
Documentation
12
kryst
Maintenance
16
Quality
16
Community
6
Popularity
5
Documentation
13
Technical Details
| msgpass | ferrompi | kryst | |
|---|---|---|---|
| Version | 0.5.0 | 0.5.0 | 4.1.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | MIT OR Apache-2.0 | MIT |
| Dependencies | 4 | 5 | 29 |
| Crate Size | 22KB | 326KB | 982KB |
| Features | 2 | 3 | 27 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | — | 1.74 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •ferrompi leads with a health score of 60/100, but none of the options score above 80.
- •msgpass has the most downloads (8.8K), suggesting wider adoption.
- •⚠ msgpass has not been updated in over a year.
- •msgpass, ferrompi are pre-1.0 — API may change.