I really like 'plain' Openresty and Lua and use it to power my backend. It is very straightforward and minimal. Nginx is always in the mix and using homogenous

I really like 'plain' Openresty and Lua and use it to power my backend. It is very straightforward and minimal. Nginx is always in the mix and using homogenous technology in the stack simplifies things even further. Also experimented with using it as a websockets server and worked quite pleasantly out of the box. There is a very nice collection of libraries with pretty much everything one can think of https://github.com/bungle/awesome-resty https://github.com/bungle/awesome-resty