Decision Workspace
harness-bash vs npcrs vs npcsh
Side-by-side comparison of Rust crates
50
harness-bash
experimentalv0.1.1
Bash tool for AI agent harnesses — autonomous shell execution with tokio process management, cwd-carry, inactivity timeout, head+tail spill, background jobs
46
npcrs
experimentalv0.1.6
Rust core for the NPC system — agent kernel, jinx executor, LLM client
46
npcsh
experimentalv1.2.16
The composable multi-agent shell
Core Metrics
| harness-bash | npcrs | npcsh | |
|---|---|---|---|
| Health Score | 50 | 46 | 46 |
| Total Downloads | 2.7K | 320 | 184 |
| 30d Downloads | 2.5K | 0 | 0 |
| Dependents | 2 | 14 | 0 |
| Releases | 2 | 7 | 14 |
| Last Updated | 33d ago | 14d ago | 5d ago |
| Age | 1m | 2m | 1m |
Health Breakdown
harness-bash
Maintenance
12
Quality
12
Community
7
Popularity
4
Documentation
15
npcrs
Maintenance
13
Quality
11
Community
9
Popularity
3
Documentation
10
npcsh
Maintenance
13
Quality
15
Community
5
Popularity
3
Documentation
10
Technical Details
| harness-bash | npcrs | npcsh | |
|---|---|---|---|
| Version | 0.1.1 | 0.1.6 | 1.2.16 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | MIT | MIT |
| Dependencies | 8 | 38 | 8 |
| Crate Size | 24KB | 163KB | 48KB |
| Features | 0 | 4 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | 1.75 | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •harness-bash leads with a health score of 50/100, but none of the options score above 80.
- •harness-bash, npcrs are pre-1.0 — API may change.