Database

Bun runtime fundamentals including speed optimizations, built-in APIs, and package management

Using Bun as a bundler for frontend assets and as a fast test runner

Node.js compatibility layers in Deno and Bun for running existing npm packages and Node APIs

Deno runtime fundamentals including permissions, module system, and built-in tooling

Deno Deploy edge functions for globally distributed serverless applications

Elysia web framework on Bun for type-safe, high-performance HTTP APIs

Fresh full-stack web framework for Deno with islands architecture and zero client JS by default

Step-by-step strategies for migrating existing Node.js applications to Deno or Bun