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- [Runtimes](/docs/functions/runtimes.md): Vercel supports multiple runtimes for your functions. Each runtime has its own set of libraries, APIs, and functionality that provides different
- [Using the Bun Runtime with Vercel Functions](/docs/functions/runtimes/bun.md): The Bun runtime is available in Beta on all plans Bun is a fast, allinone JavaScript runtime that serves as an alternative to Node.js. Bun provides
- [Using WebAssembly (Wasm)](/docs/functions/runtimes/wasm.md): WebAssembly, or Wasm, is a portable, lowlevel, assemblylike language that can be used as a compilation target for languages like C, Go, and Rust.
- [Static Configuration with vercel.json](/docs/project-configuration/vercel-json.md): The vercel.json file lets you configure, and override the default behavior of Vercel from within your project. This file should be created in your

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