Decision Workspace
assay-engine vs assay-auth vs smg-auth
Side-by-side comparison of Rust crates
48
assay-engine
experimentalv0.5.0
Standalone workflow + auth + dashboard HTTP server on PostgreSQL 18 + SQLite. Embeddable as a library, or run as a binary.
48
assay-auth
experimentalv0.5.0
Authentication, OIDC (client + provider), passkey, Argon2, JWT, Biscuit capability tokens, session management, and Zanzibar-style authorization for assay-engine.
60
smg-auth
experimentalv1.1.1
Authentication and authorization for control plane APIs
Core Metrics
| assay-engine | assay-auth | smg-auth | |
|---|---|---|---|
| Health Score | 48 | 48 | 60 |
| Total Downloads | 228 | 282 | 541.2K |
| 30d Downloads | 0 | 0 | 187.8K |
| Dependents | 0 | 16 | 11 |
| Releases | 12 | 8 | 4 |
| Last Updated | 4d ago | 4d ago | 92d ago |
| Age | 1m | 1m | 4m |
Health Breakdown
assay-engine
Maintenance
14
Quality
15
Community
6
Popularity
3
Documentation
10
assay-auth
Maintenance
13
Quality
13
Community
9
Popularity
3
Documentation
10
smg-auth
Maintenance
17
Quality
15
Community
11
Popularity
7
Documentation
10
Technical Details
| assay-engine | assay-auth | smg-auth | |
|---|---|---|---|
| Version | 0.5.0 | 0.5.0 | 1.1.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | Apache-2.0 | Apache-2.0 | Apache-2.0 |
| Dependencies | 24 | 36 | 15 |
| Crate Size | 92KB | 179KB | 31KB |
| Features | 21 | 11 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 2 |
Links
Quick Verdict
- •smg-auth leads with a health score of 60/100, but none of the options score above 80.
- •assay-engine, assay-auth are pre-1.0 — API may change.