Decision Workspace
mmdb_core vs vsdb_core vs mmdb
Side-by-side comparison of Rust crates
42
mmdb_core
growingv1.1.1
A std-collection-like database
64
vsdb_core
stablev16.3.3
A std-collection-like database
63
mmdb
stablev4.2.4
The storage engine behind vsdb — a pure-Rust LSM-Tree key-value store
Core Metrics
| mmdb_core | vsdb_core | mmdb | |
|---|---|---|---|
| Health Score | 42 | 64 | 63 |
| Total Downloads | 4.6K | 166.6K | 31.4K |
| 30d Downloads | 0 | 1.6K | 1.4K |
| Dependents | 11 | 116 | 39 |
| Releases | 3 | 124 | 46 |
| Last Updated | 746d ago | 2d ago | 2d ago |
| Age | 2y 1m | 4y 1m | 2y 1m |
Health Breakdown
mmdb_core
Maintenance
5
Quality
14
Community
9
Popularity
4
Documentation
10
vsdb_core
Maintenance
19
Quality
13
Community
16
Popularity
6
Documentation
10
mmdb
Maintenance
19
Quality
13
Community
11
Popularity
5
Documentation
15
Technical Details
| mmdb_core | vsdb_core | mmdb | |
|---|---|---|---|
| Version | 1.1.1 | 16.3.3 | 4.2.4 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✓ Yes |
| License | GPL-3.0 | MIT | MIT |
| Dependencies | 11 | 8 | 11 |
| Crate Size | 13KB | 76KB | 286KB |
| Features | 4 | 1 | 2 |
| Yanked % | 100.0% | 34.7% | 87.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | — | 1.89 |
| Owners | 1 | 3 | 2 |
Links
Quick Verdict
- •vsdb_core leads with a health score of 64/100, but none of the options score above 80.
- •vsdb_core is depended on by 116 crates — strongest ecosystem trust.
- •⚠ mmdb_core has not been updated in over a year.