Better Harness vs Trailofbits Skills
An independent, evidence-based trust comparison of Better Harness and Trailofbits Skills, two Agent Skills projects in the HVTracker registry. Scores come from public, checkable signals — supply-chain provenance, OSSF Scorecard, maintenance, and adoption — not popularity.
Trailofbits Skills leads on trust — 70.8/100 (Grade B) vs 70.7/100 (Grade B), a 0.1-point gap. Note: Trailofbits Skills's evidence coverage is thinner (coverage C vs B) — its score rests on fewer independent signal types. Full breakdown below.
| Signal | Better HarnessQoderAI/better-harness | Trailofbits Skillstrailofbits/skills |
|---|---|---|
| HVTrust score | 70.7 | 70.8 |
| Evidence grade | B | B |
| Coverage grade | B | C |
| Overall rank | #8 | #6 |
| Rank in Agent Skills | #8 | #6 |
| GitHub stars | 2.0k | 6.9k |
| Last updated | today | today |
| Build provenance | Yes | No |
| OSSF Scorecard | — | 7.9 / 10 |
| License | MIT | CC-BY-SA-4.0 |
| Downloads | 482/wk | — |
| Trust dimensions (points earned) | ||
| Safety / integrity / 25 | 9.0 | 14.9 |
| Identity & provenance / 18 | 18.0 | 10.8 |
| Transparency / 17 | 8.5 | 15.2 |
| Maintenance / 20 | 20.0 | 19.0 |
| Adoption / 20 | 11.5 | 9.2 |
| Runtime capability surface (full matrix) | ||
| MCP server | — | Implemented |
| External providers | 1 — Anthropic | 1 — Anthropic |
| Requires API keys | No | No |
| Plugin surface | plugins | plugins |
| Provenance drift | Match | — |
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Better Harness profile
Trailofbits Skills profile
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How to read this: HVTrust (0–100) weighs supply-chain signals (provenance, OSSF Scorecard, signed commits, open license) alongside real-world adoption, scaled by an evidence-confidence factor. Grade bands: A ≥ 80, B ≥ 65, C ≥ 50, D < 50. Signals refresh daily. Full methodology v4.3 →