Koa is a popular and open-source middleware for Node.js, utilizing ES2017 async functions in its development process. Available free on GitHub, this project has garnered significant attention and recognition as one of the top open source projects out there.
Throughout its development, Koa has seen 929 commits across five distinct branches and includes a total of 64 releases by the collaboration of 128 contributors. The name "Koa" has been chosen by its supportive community, who have played a vital role in making this middleware solution widely used and well-regarded.
By using Koa with Node.js and ES2017 async functions, developers can enjoy a modern middleware experience that simplifies the creation of web applications while also providing them with powerful features for better performance and easier maintenance.