Decision Workspace
cask vs lsmdb vs mmdb
Side-by-side comparison of Rust crates
29
cask
growingv0.7.1
A fast key-value store backed by a log-structured hash table
37
lsmdb
growingv0.4.1
lsmdb is an efficient storage engine that implements the Log-Structured Merge Tree (LSM-Tree) data structure, designed specifically for handling key-value pairs.
62
mmdb
stablev3.0.0
The storage engine behind vsdb — a pure-Rust LSM-Tree key-value store
Core Metrics
| cask | lsmdb | mmdb | |
|---|---|---|---|
| Health Score | 29 | 37 | 62 |
| Total Downloads | 15.8K | 6.3K | 13.1K |
| 30d Downloads | 44 | 5 | 354 |
| Dependents | 1 | 0 | 27 |
| Releases | 8 | 5 | 22 |
| Last Updated | 3054d ago | 1004d ago | 7d ago |
| Age | 9y 9m | 2y 9m | 1y 10m |
Health Breakdown
cask
Maintenance
3
Quality
9
Community
4
Popularity
5
Documentation
8
lsmdb
Maintenance
4
Quality
9
Community
6
Popularity
5
Documentation
13
mmdb
Maintenance
19
Quality
12
Community
11
Popularity
5
Documentation
15
Technical Details
| cask | lsmdb | mmdb | |
|---|---|---|---|
| Version | 0.7.1 | 0.4.1 | 3.0.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | MIT OR Apache-2.0 | MIT |
| Dependencies | 10 | 2 | 13 |
| Crate Size | 16KB | 27KB | 167KB |
| Features | 1 | 0 | 2 |
| Yanked % | 25.0% | 40.0% | 86.4% |
| Edition | — | 2021 | 2024 |
| MSRV | — | — | 1.89 |
| Owners | 1 | 1 | 2 |
Links
Quick Verdict
- •mmdb leads with a health score of 62/100, but none of the options score above 80.
- •cask has the most downloads (15.8K), suggesting wider adoption.
- •⚠ cask, lsmdb have not been updated in over a year.
- •cask, lsmdb are pre-1.0 — API may change.