Decision Workspace
uselesskey-ecdsa vs qos_p256 vs dev-fixtures
Side-by-side comparison of Rust crates
56
uselesskey-ecdsa
experimentalv0.9.1
ECDSA P-256/P-384 key fixtures (PKCS#8/SPKI, PEM/DER) for tests.
61
qos_p256
experimentalv0.8.0
Signing and encryption utilities for P-256 keys
60
dev-fixtures
experimentalv0.9.4
Deterministic test fixtures for Rust: disposable project trees, golden-file snapshots, controlled mock data, file-tree builders. Part of the dev-* verification collection.
Core Metrics
| uselesskey-ecdsa | qos_p256 | dev-fixtures | |
|---|---|---|---|
| Health Score | 56 | 61 | 60 |
| Total Downloads | 738 | 47.3K | 124 |
| 30d Downloads | 0 | 21.3K | 0 |
| Dependents | 160 | 22 | 11 |
| Releases | 12 | 5 | 6 |
| Last Updated | 8d ago | 6d ago | 13d ago |
| Age | 2m | 2m | 18d |
Health Breakdown
uselesskey-ecdsa
Maintenance
12
Quality
14
Community
12
Popularity
3
Documentation
15
qos_p256
Maintenance
16
Quality
13
Community
14
Popularity
6
Documentation
12
dev-fixtures
Maintenance
18
Quality
15
Community
9
Popularity
3
Documentation
15
Technical Details
| uselesskey-ecdsa | qos_p256 | dev-fixtures | |
|---|---|---|---|
| Version | 0.9.1 | 0.8.0 | 0.9.4 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | AGPL-3.0-only | Apache-2.0 |
| Dependencies | 13 | 9 | 2 |
| Crate Size | 31KB | 17KB | 36KB |
| Features | 2 | 1 | 1 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | 1.95 | 1.94 | 1.85 |
| Owners | 1 | 2 (team) | 1 |
Links
Quick Verdict
- •qos_p256 leads with a health score of 61/100, but none of the options score above 80.
- •uselesskey-ecdsa is depended on by 160 crates — strongest ecosystem trust.