Decision Workspace
clark-agent vs lash-tools vs ur-core
Side-by-side comparison of Rust crates
48
clark-agent
experimentalv0.2.1
Typed agent loop with typed messages, typed events, swappable LLM transport, and plugin hooks. Provider-agnostic, sandbox-agnostic, tooling-agnostic. By Clark Labs Inc.
61
lash-tools
experimentalv0.1.0-alpha.91
Built-in tool suite (files, shell, web) for the lash agent runtime.
47
ur-core
experimentalv0.1.0-alpha.1
Provider-agnostic core types for ur
Core Metrics
| clark-agent | lash-tools | ur-core | |
|---|---|---|---|
| Health Score | 48 | 61 | 47 |
| Total Downloads | 160 | 1.1K | 45 |
| 30d Downloads | 0 | 419 | 0 |
| Dependents | 0 | 152 | 3 |
| Releases | 2 | 46 | 1 |
| Last Updated | 1d ago | 2d ago | 25d ago |
| Age | 1m | 1m | 25d |
Health Breakdown
clark-agent
Maintenance
14
Quality
11
Community
5
Popularity
3
Documentation
15
lash-tools
Maintenance
17
Quality
13
Community
12
Popularity
4
Documentation
15
ur-core
Maintenance
11
Quality
14
Community
8
Popularity
2
Documentation
12
Technical Details
| clark-agent | lash-tools | ur-core | |
|---|---|---|---|
| Version | 0.2.1 | 0.1.0-alpha.91 | 0.1.0-alpha.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | MIT | MIT OR Apache-2.0 |
| Dependencies | 11 | 17 | 8 |
| Crate Size | 149KB | 66KB | 21KB |
| Features | 0 | 2 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | 1.94 | 1.90 | 1.88 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •lash-tools leads with a health score of 61/100, but none of the options score above 80.
- •lash-tools is depended on by 152 crates — strongest ecosystem trust.