Decision Workspace
async-lsp vs tower-lsp-server vs tower-lsp
Side-by-side comparison of Rust crates
62
async-lsp
growingv0.2.4
Asynchronous Language Server Protocol (LSP) framework based on tower
62
tower-lsp-server
growingv0.23.0
Language Server Protocol implementation based on Tower
56
tower-lsp
growingv0.20.0
Language Server Protocol implementation based on Tower
Core Metrics
| async-lsp | tower-lsp-server | tower-lsp | |
|---|---|---|---|
| Health Score | 62 | 62 | 56 |
| Total Downloads | 779.8K | 694.1K | 5.2M |
| 30d Downloads | 128.8K | 185.8K | 513.7K |
| Dependents | 194 | 587 | 4.7K |
| Releases | 11 | 6 | 30 |
| Last Updated | 32d ago | 170d ago | 1019d ago |
| Age | 3y 1m | 1y 4m | 6y 8m |
Health Breakdown
async-lsp
Maintenance
17
Quality
15
Community
11
Popularity
7
Documentation
12
tower-lsp-server
Maintenance
13
Quality
14
Community
13
Popularity
7
Documentation
15
tower-lsp
Maintenance
6
Quality
13
Community
14
Popularity
8
Documentation
15
Technical Details
| async-lsp | tower-lsp-server | tower-lsp | |
|---|---|---|---|
| Version | 0.2.4 | 0.23.0 | 0.20.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 20 | 17 | 21 |
| Crate Size | 51KB | 69KB | 62KB |
| Features | 6 | 4 | 4 |
| Yanked % | 0.0% | 0.0% | 3.3% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | 1.66 | 1.85 | 1.64.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •async-lsp leads with a health score of 62/100, but none of the options score above 80.
- •tower-lsp has the most downloads (5.2M), suggesting wider adoption.
- •tower-lsp is depended on by 4.7K crates — strongest ecosystem trust.
- •⚠ tower-lsp has not been updated in over a year.