Decision Workspace
tough-kms vs gcloud-kms vs softhsm2_pkcs11_loader
Side-by-side comparison of Rust crates
52
tough-kms
growingv0.13.0
Implements AWS KMS as a key source for TUF signing keys
65
gcloud-kms
stablev1.5.0
Google Cloud Platform Key Management Service client library.
63
softhsm2_pkcs11_loader
growingv5.18.0
Utimaco HSM PKCS#11 loader
Core Metrics
| tough-kms | gcloud-kms | softhsm2_pkcs11_loader | |
|---|---|---|---|
| Health Score | 52 | 65 | 63 |
| Total Downloads | 459.6K | 160.5K | 3.7K |
| 30d Downloads | 2.1K | 118.0K | 146 |
| Dependents | 22 | 5 | 20 |
| Releases | 22 | 7 | 21 |
| Last Updated | 339d ago | 9d ago | 1d ago |
| Age | 5y 6m | 1y 1m | 8m |
Health Breakdown
tough-kms
Maintenance
11
Quality
14
Community
11
Popularity
7
Documentation
9
gcloud-kms
Maintenance
21
Quality
20
Community
5
Popularity
6
Documentation
13
softhsm2_pkcs11_loader
Maintenance
22
Quality
19
Community
8
Popularity
4
Documentation
10
Technical Details
| tough-kms | gcloud-kms | softhsm2_pkcs11_loader | |
|---|---|---|---|
| Version | 0.13.0 | 1.5.0 | 5.18.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT | BUSL-1.1 |
| Dependencies | 17 | 9 | 3 |
| Crate Size | 33KB | 29KB | 11KB |
| Features | 4 | 9 | 1 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2018 | 2021 | 2024 |
| MSRV | — | — | 1.87.0 |
| Owners | 3 (team) | 1 | 1 |
Links
Quick Verdict
- •gcloud-kms leads with a health score of 65/100, but none of the options score above 80.
- •tough-kms has the most downloads (459.6K), suggesting wider adoption.
- •tough-kms is pre-1.0 — API may change.