I recently got my feet wet with Koa.js, a next-generation web framework made by the creators of Express. My project was to design a Koa server for TechEmpower’s Framework Benchmarks. I’m going to use this blog post to sound off on some of the things I like about Koa, and some of the things I don’t like. The code for the server I contributed to TechEmpower’s benchmark can be found here. TL;DR: Koa