Decision Workspace
nexar vs cobre-comm vs ferrompi
Side-by-side comparison of Rust crates
47
nexar
experimentalv0.1.1
Distributed runtime with QUIC transport, stream-multiplexed messaging, and built-in collectives
54
cobre-comm
experimentalv0.2.2
Pluggable communication backend abstraction for the Cobre ecosystem (MPI, TCP, shared-memory, local)
53
ferrompi
experimentalv0.2.1
A safe, generic Rust wrapper for MPI with support for MPI 4.0+ features, shared memory windows, and hybrid MPI+OpenMP
Core Metrics
| nexar | cobre-comm | ferrompi | |
|---|---|---|---|
| Health Score | 47 | 54 | 53 |
| Total Downloads | 190 | 268 | 652 |
| 30d Downloads | 154 | 259 | 630 |
| Dependents | 9 | 30 | 15 |
| Releases | 9 | 16 | 3 |
| Last Updated | 13d ago | today | today |
| Age | 1m | 29d | 2m |
Health Breakdown
nexar
Maintenance
12
Quality
11
Community
9
Popularity
3
Documentation
12
cobre-comm
Maintenance
13
Quality
16
Community
10
Popularity
3
Documentation
12
ferrompi
Maintenance
14
Quality
15
Community
9
Popularity
3
Documentation
12
Technical Details
| nexar | cobre-comm | ferrompi | |
|---|---|---|---|
| Version | 0.1.1 | 0.2.2 | 0.2.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 13 | 2 | 4 |
| Crate Size | 130KB | 33KB | 97KB |
| Features | 0 | 3 | 4 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | 1.89 | 1.86 | 1.74 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •cobre-comm leads with a health score of 54/100, but none of the options score above 80.
- •ferrompi has the most downloads (652), suggesting wider adoption.