Decision Workspace
qos_p256 vs uselesskey-ecdsa vs yubikey
Side-by-side comparison of Rust crates
66
qos_p256
experimentalv0.12.2
Signing and encryption utilities for P-256 keys
63
uselesskey-ecdsa
experimentalv0.10.0
ECDSA P-256/P-384 key fixtures (PKCS#8/SPKI, PEM/DER) for tests.
52
yubikey
growingv0.8.0
Pure Rust cross-platform host-side driver for YubiKey devices from Yubico with support for hardware-backed public-key decryption and digital signatures using the Personal Identity Verification (PIV) application. Supports RSA (1024/2048/3072/4096) or ECC (NIST P-256/P-384) algorithms e.g, PKCS#1v1.5, ECDSA
Core Metrics
| qos_p256 | uselesskey-ecdsa | yubikey | |
|---|---|---|---|
| Health Score | 66 | 63 | 52 |
| Total Downloads | 94.5K | 1.0K | 423.5K |
| 30d Downloads | 21.2K | 0 | 16.0K |
| Dependents | 60 | 172 | 151 |
| Releases | 13 | 13 | 15 |
| Last Updated | today | 23d ago | 102d ago |
| Age | 4m | 4m | 9y 11m |
Health Breakdown
qos_p256
Maintenance
20
Quality
13
Community
15
Popularity
6
Documentation
12
uselesskey-ecdsa
Maintenance
18
Quality
14
Community
12
Popularity
4
Documentation
15
yubikey
Maintenance
11
Quality
6
Community
16
Popularity
7
Documentation
12
Technical Details
| qos_p256 | uselesskey-ecdsa | yubikey | |
|---|---|---|---|
| Version | 0.12.2 | 0.10.0 | 0.8.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | AGPL-3.0-only | MIT OR Apache-2.0 | BSD-2-Clause |
| Dependencies | 9 | 13 | 28 |
| Crate Size | 17KB | 31KB | 94KB |
| Features | 1 | 2 | 1 |
| Yanked % | 0.0% | 0.0% | 53.3% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | 1.94 | 1.95 | 1.65 |
| Owners | 2 (team) | 1 | 3 |
Links
Quick Verdict
- •qos_p256 leads with a health score of 66/100, but none of the options score above 80.
- •yubikey has the most downloads (423.5K), suggesting wider adoption.
- •uselesskey-ecdsa is depended on by 172 crates — strongest ecosystem trust.