Undum : A client side framework for hypertext interactive fiction games
Backbone.js : Backbone.js gives structure to web applications by providing models with key-value binding and custom events, collections with a rich API of enumerabl...
Iron : Iron is a fast and flexible middleware-oriented server framework that provides a small but robust foundation for creating complex applications and RES...
Tauri : Tauri is a framework for building tiny, blazingly fast binaries for all major desktop platforms. Developers can integrate any front-end framework that...
LÖVE is a framework for making 2D games in the Lua programming language. LÖVE is totally free, and can be used in anything from friendly open-source hobby projects, to evil, closed-source commercial ones.