Specbook
Storybook for APIs - specs that come to life
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Much more than a Swagger UI alternative. A live documentation portal that opens any OpenAPI or Swagger spec and runs it against mocks or the real API. Compose flows in TypeScript with your AI agent, even with third-party integrations like payment widgets, and run them in a QA portal, in CI and as production monitors.
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More like this: all 41 launches in api documentation tools →
PH · launched Oct 28, 2026 · 2 upvotes (top 22%)
- Horizontal
- Dev tools
- Developer
- Not AI
- Commercial product
- API
- Developer Tools
- GitHub
Similar launches
See all 48 similar launches →Could you build this?
Yes It renders OpenAPI specs as interactive docs, provides mocks, and runs TypeScript flows against APIs. These are established open-source building blocks (Swagger UI, Prism-style mocking) combined with a UI.
Competitors
Other products that read as similar to this one : 48 launches clear the similarity bar, closest 8 shown.
Attention rank: #12 of 49 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 342 days after the earliest competitor.
- swaggerz · ph · 2026-10-27 · 1 upvotes · similarity 0.49
- Routebase · hn · 2026-08-26 · 8 upvotes · similarity 0.43
- fastapi-docs-plus · github · 2026-09-12 · 10 upvotes · similarity 0.43
- Init · ph · 2026-10-19 · 1 upvotes · similarity 0.39
- Iceberg-JS, a TypeScript Client for the Apache Iceberg REST Catalog · hn · 2025-12-09 · 5 upvotes · similarity 0.39
- Open-source tool to generate OpenAPI docs from your code · hn · 2025-11-20 · 11 upvotes · similarity 0.38
- Cortex · ph · 2026-09-12 · 302 upvotes · similarity 0.36
- SpecStream · ph · 2026-10-14 · 1 upvotes · similarity 0.36