HarnessWeaver
One spec for the controls every AI app needs
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Open-source AI Harness framework for the controls every AI app needs: budgets, guardrails, tool permissions, approvals and tracing, set in one harness.yaml. Your AI framework executes; your gateway connects; your observability platform monitors; HarnessWeaver governs.
PH · launched Nov 12, 2026 · 2 upvotes (top 19%) · 0 views
Niche: ai agent guardrail software · 201 launches, 25 in the last 7 days ▲ +25% · Explore this niche →
Category and tags
- Horizontal
- Compliance & governance
- Developer
- AI-native
- Commercial product
- Open Source
- Software Engineering
- Artificial Intelligence
- GitHub
Visit website ↗ Source listing ↗
More like this: all 201 launches in ai agent guardrail software →
Could you build this?
Yes An open-source governance layer built around a YAML spec for budgets, guardrails, tool permissions, and approvals is middleware and configuration code. It sits between existing AI frameworks and gateways, and nothing in it requires proprietary data or novel research.
Competitors
Other products that read as similar to this one : 129 launches clear the similarity bar, closest 8 shown.
Attention rank: #35 of 130 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 300 days after the earliest competitor.
- HarnessHive · ph · 2026-10-13 · 85 upvotes · similarity 0.53
- Harness Manager · ph · 2026-09-24 · 79 upvotes · similarity 0.51
- Harness by Autonomous · ph · 2026-10-16 · 330 upvotes · similarity 0.48
- I built an open source multi-agent harness in Go · hn · 2026-04-08 · 6 upvotes · similarity 0.46
- AI-Mobile-Harness · github · 2026-10-06 · 13 upvotes · similarity 0.46
- Immune-Harness · github · 2026-09-25 · 9 upvotes · similarity 0.45
- AIBanlv Bot · ph · 2026-11-08 · 2 upvotes · similarity 0.45
- HarnessRouter Community Edition · ph · 2026-08-16 · 392 upvotes · similarity 0.45
The niche, labels, vibe code rating and competitor comparison on this page are analysis by Nicheloom. If you use them, please credit nicheloom.com. How you may use our data.