Decision Workspace
core-identity vs open-agent-id vs signature
Side-by-side comparison of Rust crates
45
core-identity
experimentalv0.10.1
Identity management and DID resolution for P47H
45
open-agent-id
experimentalv0.3.1
Rust SDK for Open Agent ID — sign, verify, and manage AI agent identities
77
signature
stablev2.2.0
Traits for cryptographic signature algorithms (e.g. ECDSA, Ed25519)
Core Metrics
| core-identity | open-agent-id | signature | |
|---|---|---|---|
| Health Score | 45 | 45 | 77 |
| Total Downloads | 166 | 75 | 250.0M |
| 30d Downloads | 52 | 51 | 23.6M |
| Dependents | 6 | 0 | 4.1K |
| Releases | 2 | 6 | 54 |
| Last Updated | 71d ago | 6d ago | 51d ago |
| Age | 2m | 1m | 7y 5m |
Health Breakdown
core-identity
Maintenance
10
Quality
12
Community
8
Popularity
3
Documentation
12
open-agent-id
Maintenance
13
Quality
14
Community
6
Popularity
2
Documentation
10
signature
Maintenance
16
Quality
18
Community
20
Popularity
8
Documentation
15
Technical Details
| core-identity | open-agent-id | signature | |
|---|---|---|---|
| Version | 0.10.1 | 0.3.1 | 2.2.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | Apache-2.0 | Apache-2.0 | Apache-2.0 OR MIT |
| Dependencies | 11 | 14 | 5 |
| Crate Size | 11KB | 39KB | 16KB |
| Features | 0 | 3 | 2 |
| Yanked % | 0.0% | 0.0% | 5.6% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.85 | — | 1.60 |
| Owners | 1 | 1 | 3 (team) |
Links
Quick Verdict
- •signature leads with a health score of 77/100, but none of the options score above 80.
- •signature is depended on by 4.1K crates — strongest ecosystem trust.
- •core-identity, open-agent-id are pre-1.0 — API may change.