Decision Workspace
buffdb vs emdb vs ekv
Side-by-side comparison of Rust crates
43
buffdb
growingv0.5.0
Embedded storage at the speed of light.
53
emdb
experimentalv1.0.0
Lightweight, high-performance embedded key-value database. Bitcask-style append-only journal, lock-free sharded hash index, at-rest encryption, sync + async APIs with streaming iterators.
51
ekv
growingv1.0.0
Key-value database for embedded systems, for raw NOR flash, using an LSM-Tree
Core Metrics
| buffdb | emdb | ekv | |
|---|---|---|---|
| Health Score | 43 | 53 | 51 |
| Total Downloads | 7.2K | 280 | 6.2K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 0 | 4 |
| Releases | 7 | 20 | 2 |
| Last Updated | 289d ago | 7d ago | 559d ago |
| Age | 1y 10m | 1m | 3y 8m |
Health Breakdown
buffdb
Maintenance
8
Quality
14
Community
6
Popularity
5
Documentation
10
emdb
Maintenance
14
Quality
15
Community
6
Popularity
3
Documentation
15
ekv
Maintenance
4
Quality
21
Community
8
Popularity
5
Documentation
13
Technical Details
| buffdb | emdb | ekv | |
|---|---|---|---|
| Version | 0.5.0 | 1.0.0 | 1.0.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | Apache-2.0 | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 32 | 23 | 10 |
| Crate Size | 75KB | 280KB | 65KB |
| Features | 5 | 8 | 136 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | 1.75 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •emdb leads with a health score of 53/100, but none of the options score above 80.
- •buffdb has the most downloads (7.2K), suggesting wider adoption.
- •⚠ ekv has not been updated in over a year.
- •buffdb is pre-1.0 — API may change.