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@koajs

Koa.js

Next generation web framework for Node.js
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  1. koa koa Public

    Expressive middleware for node.js using ES2017 async functions

    JavaScript 35.7k 3.2k

  2. examples examples Public

    Example Koa apps

    JavaScript 4.5k 729

  3. compose compose Public

    Middleware composition utility

    JavaScript 1k 144

  4. router router Public

    Router middleware for Koa.

    TypeScript 908 179

  5. multer multer Public

    Middleware for handling `multipart/form-data` for koa, based on Express's multer.

    JavaScript 175 25

  6. response-time response-time Public

    X-Response-Time middleware

    JavaScript 128 10

Repositories

Showing 10 of 104 repositories
  • compose Public

    Middleware composition utility

    koajs/compose’s past year of commit activity
    JavaScript 1,020 MIT 144 4 6 Updated Mar 1, 2026
  • router Public

    Router middleware for Koa.

    koajs/router’s past year of commit activity
    TypeScript 908 MIT 179 0 0 Updated Feb 28, 2026
  • koa-body Public

    koa body parser middleware

    koajs/koa-body’s past year of commit activity
    TypeScript 953 MIT 130 34 2 Updated Feb 28, 2026
  • koa Public

    Expressive middleware for node.js using ES2017 async functions

    koajs/koa’s past year of commit activity
    JavaScript 35,739 MIT 3,213 19 (3 issues need help) 8 Updated Feb 28, 2026
  • compress Public

    Compress middleware for koa

    koajs/compress’s past year of commit activity
    JavaScript 444 MIT 38 1 6 Updated Feb 28, 2026
  • body-parsers Public

    collection of koa body parsers

    koajs/body-parsers’s past year of commit activity
    TypeScript 40 MIT 10 0 4 Updated Feb 27, 2026
  • response-time Public

    X-Response-Time middleware

    koajs/response-time’s past year of commit activity
    JavaScript 128 10 2 5 Updated Feb 26, 2026
  • etag Public

    ETag support for Koa responses

    koajs/etag’s past year of commit activity
    TypeScript 115 MIT 16 0 1 Updated Feb 25, 2026
  • json-async-iterator Public

    Koa middleware to return streaming JSON responses using AsyncIterators

    koajs/json-async-iterator’s past year of commit activity
    JavaScript 0 MIT 0 1 3 Updated Feb 25, 2026
  • is-json Public

    check if a koa body should be interpreted as JSON

    koajs/is-json’s past year of commit activity
    JavaScript 18 MIT 4 2 (1 issue needs help) 3 Updated Feb 25, 2026
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