Decision Workspace
mea vs saa vs lockable
Side-by-side comparison of Rust crates
59
mea
growingv0.6.3
A runtime-agnostic library providing essential synchronization primitives for asynchronous Rust programming.
64
saa
growingv5.5.0
Word-sized low-level synchronization primitives providing both asynchronous and synchronous interfaces.
54
lockable
growingv0.2.0
This library offers hash map, hash set and cache data structures where individual entries can be locked
Core Metrics
| mea | saa | lockable | |
|---|---|---|---|
| Health Score | 59 | 64 | 54 |
| Total Downloads | 2.4M | 789.7K | 227.6K |
| 30d Downloads | 791.2K | 270.7K | 2.3K |
| Dependents | 60 | 57 | 103 |
| Releases | 37 | 47 | 11 |
| Last Updated | 65d ago | 39d ago | 292d ago |
| Age | 1y 5m | 7m | 3y 11m |
Health Breakdown
mea
Maintenance
15
Quality
10
Community
11
Popularity
8
Documentation
15
saa
Maintenance
17
Quality
14
Community
11
Popularity
7
Documentation
15
lockable
Maintenance
6
Quality
16
Community
11
Popularity
6
Documentation
15
Technical Details
| mea | saa | lockable | |
|---|---|---|---|
| Version | 0.6.3 | 5.5.0 | 0.2.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | Apache-2.0 | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 4 | 5 | 7 |
| Crate Size | 84KB | 42KB | 54KB |
| Features | 0 | 2 | 3 |
| Yanked % | 10.8% | 29.8% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | 1.85.0 | 1.85.0 | 1.85 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •saa leads with a health score of 64/100, but none of the options score above 80.
- •mea has the most downloads (2.4M), suggesting wider adoption.
- •lockable is depended on by 103 crates — strongest ecosystem trust.
- •mea, lockable are pre-1.0 — API may change.