For AI agents: the complete documentation index is available at /llms.txt, the full documentation bundle is available at /llms-full.txt, and this page is available as Markdown at /index.md.
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      • NEWUltraModern.js 3.0 is ready for SuperApps→

      UltraModern.js 3.0
      The SuperApp framework for Effect, TanStack, SSR, BFF, and Micro Verticals

      UltraModern GuideStart Building
      Rust BundlerBuilt with Rspack bundler for faster build speed.Integrated BFFDevelop BFF code in the same project, enjoy simple function calls.Nested RoutesFile-as-route, comes with lots performance optimizations.Multi-Rendering ModeRSC, SSR, SSG, all out of the box for you.CSS SolutionsCSS Modules, CSS-in-JS, Tailwind CSS, take your pick.Easy to ConfigureLaunch with zero configuration, then everything is configurable.