curated documentation
for AI coding agents
Minimal H(TTP) framework built for high performance and portability. Web-standards-based, works on Node.js, Deno, Bun, and edge runtimes. Core of the UnJS ecosystem (Nitro, Nuxt).
Quick-start guide covering installation, basic routing, event handling, and request/response utilities.
Complete API reference for the H3 app factory, event handlers, response helpers, and error handling.
H3 package overview on the UnJS ecosystem site with links to related packages.