Comparison Cowboy vs OpenResty

Cowboy is an open-source, small, fast, and modular HTTP server designed to handle a large number of simultaneous connections efficiently. Built on top of the Erlang programming language, it provides a feature-rich and lightweight web server that is optimized for low latency and high concurrency. Frequently used in real-time web applications, Cowboy offers support for WebSockets, HTTP/2, and RESTful services.

OpenResty is a web application platform started by Yichun Zhang. It is one of the most widely used web servers. It is based on Nginx and comes with several Lua libraries. It is recognized for its multiple 3rd party Nginx module options as well. It provides an optimal architecture that can process a huge number of requests with ease. It helps mainly with the building and development of web applications, servers and gateways. It works by way of machine coding. It offers different products such as OpenResty Plus, OpenResty Edge, OpenResty Xray and OpenResty OSS, which are designed to meet the different needs of its users.