Decision Workspace
rillflow vs kurrentdb vs katha-sqlx
Side-by-side comparison of Rust crates
54
rillflow
experimentalv0.1.0-alpha.8
Rillflow — a lightweight document + event store for Rust, powered by Postgres.
53
kurrentdb
stablev1.2.0
Official KurrentDB gRPC client
50
katha-sqlx
experimentalv0.2.3
SQLite/Postgres event-sourcing backend for katha (SqlxEventStore, SqlxCommandStore)
Core Metrics
| rillflow | kurrentdb | katha-sqlx | |
|---|---|---|---|
| Health Score | 54 | 53 | 50 |
| Total Downloads | 1.5K | 10.6K | 88 |
| 30d Downloads | 0 | 828 | 0 |
| Dependents | 0 | 31 | 0 |
| Releases | 6 | 8 | 4 |
| Last Updated | 275d ago | 68d ago | 16d ago |
| Age | 9m | 1y 4m | 18d |
Health Breakdown
rillflow
Maintenance
15
Quality
14
Community
6
Popularity
4
Documentation
15
kurrentdb
Maintenance
14
Quality
14
Community
10
Popularity
5
Documentation
10
katha-sqlx
Maintenance
18
Quality
12
Community
6
Popularity
2
Documentation
12
Technical Details
| rillflow | kurrentdb | katha-sqlx | |
|---|---|---|---|
| Version | 0.1.0-alpha.8 | 1.2.0 | 0.2.3 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT | MIT OR Apache-2.0 |
| Dependencies | 14 | 40 | 14 |
| Crate Size | 87KB | 122KB | 46KB |
| Features | 4 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | 1.85 | — | 1.85 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •rillflow leads with a health score of 54/100, but none of the options score above 80.
- •kurrentdb has the most downloads (10.6K), suggesting wider adoption.
- •rillflow, katha-sqlx are pre-1.0 — API may change.