Decision Workspace
cargo-carpulin vs cargo-llvm-cov vs rustmerge
Side-by-side comparison of Rust crates
43
cargo-carpulin
experimentalv0.2.1
A cargo subcommand to run coverage tools and output structured JSON with per-file uncovered line ranges
62
cargo-llvm-cov
growingv0.8.5
Cargo subcommand to easily use LLVM source-based code coverage (-C instrument-coverage).
43
rustmerge
growingv0.3.0
A Cargo subcommand that merges all Rust source files in a package into a single file.
Core Metrics
| cargo-carpulin | cargo-llvm-cov | rustmerge | |
|---|---|---|---|
| Health Score | 43 | 62 | 43 |
| Total Downloads | 34 | 5.2M | 8.3K |
| 30d Downloads | 4 | 284.6K | 15 |
| Dependents | 0 | 242 | 0 |
| Releases | 2 | 120 | 10 |
| Last Updated | 47d ago | 7d ago | 322d ago |
| Age | 1m | 5y 2m | 1y 5m |
Health Breakdown
cargo-carpulin
Maintenance
11
Quality
14
Community
6
Popularity
2
Documentation
10
cargo-llvm-cov
Maintenance
19
Quality
10
Community
13
Popularity
8
Documentation
12
rustmerge
Maintenance
9
Quality
13
Community
6
Popularity
5
Documentation
10
Technical Details
| cargo-carpulin | cargo-llvm-cov | rustmerge | |
|---|---|---|---|
| Version | 0.2.1 | 0.8.5 | 0.3.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | Apache-2.0 OR MIT | MIT |
| Dependencies | 2 | 22 | 9 |
| Crate Size | 7KB | 104KB | 14KB |
| Features | 0 | 0 | 0 |
| Yanked % | 0.0% | 2.5% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | 1.87 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •cargo-llvm-cov leads with a health score of 62/100, but none of the options score above 80.
- •cargo-llvm-cov is depended on by 242 crates — strongest ecosystem trust.