Decision Workspace
x509-ocsp vs spki vs uselesskey
Side-by-side comparison of Rust crates
40
x509-ocsp
growingv0.2.1
Pure Rust implementation of the X.509 Internet Public Key Infrastructure Online Certificate Status Protocol - OCSP formats as described in RFC 6960
60
spki
growingv0.7.3
X.509 Subject Public Key Info (RFC5280) describing public keys as well as their associated AlgorithmIdentifiers (i.e. OIDs)
59
uselesskey
experimentalv0.5.0
Deterministic cryptographic key and certificate fixtures for Rust tests. Seed-stable, cached, scanner-safe.
Core Metrics
| x509-ocsp | spki | uselesskey | |
|---|---|---|---|
| Health Score | 40 | 60 | 59 |
| Total Downloads | 316.0K | 247.8M | 10.5K |
| 30d Downloads | 43.1K | 24.1M | 10.5K |
| Dependents | 13 | 2.3K | 8 |
| Releases | 4 | 27 | 5 |
| Last Updated | 810d ago | 261d ago | today |
| Age | 4y 1m | 5y 3m | 18d |
Health Breakdown
x509-ocsp
Maintenance
3
Quality
10
Community
8
Popularity
7
Documentation
12
spki
Maintenance
9
Quality
12
Community
19
Popularity
8
Documentation
12
uselesskey
Maintenance
16
Quality
14
Community
9
Popularity
5
Documentation
15
Technical Details
| x509-ocsp | spki | uselesskey | |
|---|---|---|---|
| Version | 0.2.1 | 0.7.3 | 0.5.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 OR MIT | Apache-2.0 OR MIT | MIT OR Apache-2.0 |
| Dependencies | 13 | 6 | 21 |
| Crate Size | 44KB | 16KB | 108KB |
| Features | 3 | 6 | 11 |
| Yanked % | 25.0% | 22.2% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | 1.65 | 1.65 | 1.92 |
| Owners | 1 | 2 (team) | 1 |
Links
Quick Verdict
- •spki leads with a health score of 60/100, but none of the options score above 80.
- •spki is depended on by 2.3K crates — strongest ecosystem trust.
- •⚠ x509-ocsp has not been updated in over a year.