Decision Workspace
cargo-msrv-prep vs cargo-valgrind vs cargo-llvm-cov
Side-by-side comparison of Rust crates
46
cargo-msrv-prep
growingv2.1.1
Cargo subcommand useful to prepare for determining/verifying a crate's MSRV
62
cargo-valgrind
stablev2.4.1
A cargo subcommand for running valgrind
62
cargo-llvm-cov
growingv0.8.5
Cargo subcommand to easily use LLVM source-based code coverage (-C instrument-coverage).
Core Metrics
| cargo-msrv-prep | cargo-valgrind | cargo-llvm-cov | |
|---|---|---|---|
| Health Score | 46 | 62 | 62 |
| Total Downloads | 28.7K | 124.9K | 5.2M |
| 30d Downloads | 13 | 9.8K | 284.6K |
| Dependents | 0 | 6 | 242 |
| Releases | 6 | 21 | 120 |
| Last Updated | 353d ago | 5d ago | 7d ago |
| Age | 2y | 6y 7m | 5y 2m |
Health Breakdown
cargo-msrv-prep
Maintenance
6
Quality
17
Community
6
Popularity
5
Documentation
12
cargo-valgrind
Maintenance
18
Quality
19
Community
8
Popularity
6
Documentation
11
cargo-llvm-cov
Maintenance
19
Quality
10
Community
13
Popularity
8
Documentation
12
Technical Details
| cargo-msrv-prep | cargo-valgrind | cargo-llvm-cov | |
|---|---|---|---|
| Version | 2.1.1 | 2.4.1 | 0.8.5 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | MIT | MIT OR Apache-2.0 | Apache-2.0 OR MIT |
| Dependencies | 17 | 8 | 22 |
| Crate Size | 25KB | 27KB | 104KB |
| Features | 0 | 1 | 0 |
| Yanked % | 0.0% | 0.0% | 2.5% |
| Edition | 2021 | 2018 | 2021 |
| MSRV | 1.79.0 | 1.74 | 1.87 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •cargo-valgrind leads with a health score of 62/100, but none of the options score above 80.
- •cargo-llvm-cov has the most downloads (5.2M), suggesting wider adoption.
- •cargo-llvm-cov is depended on by 242 crates — strongest ecosystem trust.
- •cargo-llvm-cov is pre-1.0 — API may change.