Decision Workspace
oharness-trace vs lash-trace vs abk
Side-by-side comparison of Rust crates
45
oharness-trace
experimentalv0.1.0
Event sinks, trajectory JSONL writer/reader, and ReplayLlm for open-harness
59
lash-trace
experimentalv0.1.0-alpha.91
Trace types and JSONL exporter for the lash agent runtime.
58
abk
experimentalv0.7.5
Agent Builder Kit - Complete modular agent building blocks with feature-gated modules
Core Metrics
| oharness-trace | lash-trace | abk | |
|---|---|---|---|
| Health Score | 45 | 59 | 58 |
| Total Downloads | 131 | 3.7K | 4.4K |
| 30d Downloads | 0 | 1.2K | 0 |
| Dependents | 2 | 142 | 120 |
| Releases | 1 | 57 | 138 |
| Last Updated | 75d ago | 2d ago | 5d ago |
| Age | 2m | 1m | 8m |
Health Breakdown
oharness-trace
Maintenance
9
Quality
14
Community
7
Popularity
3
Documentation
12
lash-trace
Maintenance
13
Quality
15
Community
12
Popularity
4
Documentation
15
abk
Maintenance
19
Quality
13
Community
12
Popularity
4
Documentation
10
Technical Details
| oharness-trace | lash-trace | abk | |
|---|---|---|---|
| Version | 0.1.0 | 0.1.0-alpha.91 | 0.7.5 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT | MIT OR Apache-2.0 |
| Dependencies | 15 | 7 | 41 |
| Crate Size | 26KB | 31KB | 291KB |
| Features | 3 | 2 | 16 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | 1.82 | 1.90 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •lash-trace leads with a health score of 59/100, but none of the options score above 80.
- •abk has the most downloads (4.4K), suggesting wider adoption.
- •lash-trace is depended on by 142 crates — strongest ecosystem trust.