Decision Workspace
cargo-polkajam vs spacevm-sys vs cjam
Side-by-side comparison of Rust crates
36
cargo-polkajam
experimentalv0.1.1
A cargo subcommand for generating JAM service projects for Polkadot
49
spacevm-sys
experimentalv0.0.14
SpaceVM system interfaces
47
cjam
experimentalv0.0.14
Jam service builder
Core Metrics
| cargo-polkajam | spacevm-sys | cjam | |
|---|---|---|---|
| Health Score | 36 | 49 | 47 |
| Total Downloads | 49 | 2.7K | 2.7K |
| 30d Downloads | 5 | 70 | 69 |
| Dependents | 0 | 5 | 10 |
| Releases | 2 | 7 | 6 |
| Last Updated | 88d ago | 156d ago | 156d ago |
| Age | 2m | 6m | 8m |
Health Breakdown
cargo-polkajam
Maintenance
9
Quality
10
Community
5
Popularity
2
Documentation
10
spacevm-sys
Maintenance
12
Quality
12
Community
8
Popularity
4
Documentation
13
cjam
Maintenance
12
Quality
12
Community
6
Popularity
4
Documentation
13
Technical Details
| cargo-polkajam | spacevm-sys | cjam | |
|---|---|---|---|
| Version | 0.1.1 | 0.0.14 | 0.0.14 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | GPL-3.0 | GPL-3.0 |
| Dependencies | 27 | 3 | 9 |
| Crate Size | 68KB | 6.4MB | 15KB |
| Features | 0 | 4 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •spacevm-sys leads with a health score of 49/100, but none of the options score above 80.
- •cjam has the most downloads (2.7K), suggesting wider adoption.