PrinceJS is an ultra-minimal Bun web framework at 4.4kB gzipped with top-3 benchmark performance, as fast as hono, smaller than Elysia. It ships with built-in OpenAPI 3.0 spec generation, a Scalar API docs UI, Zod validation that auto-wires to routes, JWT auth, WebSockets, SSE, sessions, compression, a type-safe client, and deploy adapters for Vercel, Cloudflare Workers, Deno and Node. Built by a 13-year-old Nigerian developer.