HazelJS
Open-Source Agent OS for TypeScript
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HazelJS is an open-source Agent OS for TypeScript. Build, deploy, govern, observe and run reliable AI agents with durable execution, agent security and production-ready infrastructure.
PH · launched Nov 12, 2026 · 1 upvote (top 65%) · 0 views
Niche: ai agent runtime environments · 745 launches, 498 in the last 7 days ▲ +916% · Explore this niche →
Category and tags
- Horizontal
- Agent / copilot
- Developer
- AI-native
- Hobby / open-source project
- Open Source
- GitHub
- Tech
Visit website ↗ Source listing ↗
More like this: all 745 launches in ai agent runtime environments →
Could you build this?
Yes An agent framework in TypeScript is library and orchestration code wrapping LLM APIs, tool calling, and queues. A solid open-source version is achievable with AI-assisted development.
Competitors
Other products that read as similar to this one : 212 launches clear the similarity bar, closest 8 shown.
Attention rank: #126 of 213 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 373 days after the earliest competitor.
- HaaS by OpenComputer · ph · 2026-09-11 · 4 upvotes · similarity 0.48
- AGBoss · ph · 2026-11-04 · 1 upvotes · similarity 0.47
- Anchor SDK · ph · 2026-10-22 · 2 upvotes · similarity 0.44
- Cosh · hn · 2026-11-10 · 10 upvotes · similarity 0.44
- GrainJS · hn · 2025-12-26 · 5 upvotes · similarity 0.44
- Kumiko · ph · 2026-11-10 · 2 upvotes · similarity 0.43
- Iceberg-JS, a TypeScript Client for the Apache Iceberg REST Catalog · hn · 2025-12-09 · 5 upvotes · similarity 0.43
- Belgie · hn · 2026-07-06 · 5 upvotes · similarity 0.43
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.