Why Hono + Bun Is a Strong Default for New JavaScript Backends

If you are starting a new JavaScript backend today, Hono with Bun is one of the most sensible combinations you can pick. Not because it is trendy. Not because it is the smallest stack on paper. It is a strong default because it removes a lot of the usual friction: startup time, package-manager overhead, framework bloat, and runtime lock-in. That matters more on new projects than on old ones. Greenfield code has a rare advantage: you can choose a stack based on current tradeoffs instead of legacy constraints. Hono and Bun are worth a serious look because they optimize for exactly that moment. What Hono and Bun actually are Hono is a small web framework built on Web Standards. Its official docs describe it as fast, lightweight, and compatible with many JavaScript runtimes, including Bun, Node.js, Deno, Cloudflare Workers, Fastly, and others. Bun is an all-in-one JavaScript and TypeScript toolkit. It gives you a runtime, package manager, test runner, and bundler in a single executable. It