Koa
Koa – A minimalist Node.js web framework
Koa is a lightweight, middleware‑driven Node.js framework that uses async functions to make web applications and APIs more expressive and enjoyable to write.
Official WebsiteCategory
Backend
First Release
2013
License
MIT
Maintained By
Express.js team (TJ Holowaychuk et al.)
Latest News
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Difficulty
Intermediate 2/3
Koa is simple at its core, but requires understanding of async/await, middleware cascading, and manual tooling setup, which makes it slightly harder than basic Express for beginners.