OSS
Vercel's json-render hit 18,034 stars and shipped a TanStack Start renderer that turns a JSON spec into a full routed app
json-render lets a model emit a constrained JSON spec against a catalog of components you declare with Zod schemas, then renders it progressively. v0.21.0, published 2026-09-18, adds @json-render/tanstack-start, which turns that spec into a whole application with file-based routes, reusable layouts, SSR loaders, head metadata, prerender paths and route fallbacks rather than just a component tree. It supports React, Vue, Svelte, Solid and React Native, ships 36 shadcn/ui components plus PDF, email, video and 3D packages, and gained 763 stars on 2026-09-22 alone to reach 18,034.
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