Koa

​https://npmcompare.com/compare/connect,express,hapi,koa​

• Koa vs Express

  • ​https://github.com/koajs/koa/blob/master/docs/koa-vs-express.md​

  • Koa has async/await support

  • Express is supposed to have it in v5

  • v5 was first mentioned in July 2014

    • ​https://github.com/expressjs/express/pull/2237​

  • Alternatives

    • ​https://www.npmjs.com/package/@awaitjs/express​

  • Koa does not have

    • routes, use a plugin instead

    • templating

    • sending files

• Koa vs Hapi

  • Hapi does not have async/await support

    • ​https://github.com/hapijs/hapi/issues/3429​

    • ​https://github.com/hapijs/hapi/pull/3486​

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