Decision Workspace
simplelock vs semalock vs async-lock
Side-by-side comparison of Rust crates
38
simplelock
growingv0.4.1
Simple abstractions for inter-process synchronization.
36
semalock
growingv0.3.1
A library for concurrently writing to files in a safe and efficient manner.
73
async-lock
stablev3.4.2
Async synchronization primitives
Core Metrics
| simplelock | semalock | async-lock | |
|---|---|---|---|
| Health Score | 38 | 36 | 73 |
| Total Downloads | 7.5K | 14.0K | 192.4M |
| 30d Downloads | 36 | 107 | 12.3M |
| Dependents | 0 | 0 | 3.4K |
| Releases | 5 | 5 | 32 |
| Last Updated | 1944d ago | 2222d ago | 96d ago |
| Age | 5y 10m | 7y 10m | 6y 10m |
Health Breakdown
simplelock
Maintenance
3
Quality
15
Community
6
Popularity
5
Documentation
9
semalock
Maintenance
3
Quality
15
Community
5
Popularity
5
Documentation
8
async-lock
Maintenance
13
Quality
20
Community
20
Popularity
8
Documentation
12
Technical Details
| simplelock | semalock | async-lock | |
|---|---|---|---|
| Version | 0.4.1 | 0.3.1 | 3.4.2 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | Apache-2.0 | Apache-2.0 OR MIT |
| Dependencies | 8 | 3 | 9 |
| Crate Size | 14KB | 9KB | 40KB |
| Features | 4 | 0 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2018 | — | 2021 |
| MSRV | — | — | 1.85 |
| Owners | 1 | 2 | 2 (team) |
Links
Quick Verdict
- •async-lock leads with a health score of 73/100, but none of the options score above 80.
- •async-lock is depended on by 3.4K crates — strongest ecosystem trust.
- •⚠ simplelock, semalock have not been updated in over a year.
- •simplelock, semalock are pre-1.0 — API may change.