jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.
OpenResty is a web platform based on nginx which can run Lua scripts using its LuaJIT engine.
UmiJs is a scalable, enterprise-class frontend application framework that supports both configuration and conventional routing while maintaining functional completeness, such as dynamic routing, nested routing, and permission routing.