World of Warcraft addon that provides a powerful framework
WeakAuras is a powerful and flexible framework that allows the display of highly customizable graphics on World of Warcraft's user interface to indicate buffs, debuffs, and other relevant information. This addon was created to be a lightweight replacement for Power Auras but has since introduced more functionalities while remaining efficient and easy to use. An intuitive and powerful configuration interface. Custom textures including all textures from Power Auras and Blizzard's spell alerts. ...
...This means web developers and HTTP API developers are first-class citizens. But the framework contains generic nuts and bolts such as; an I/O loop, IO Stream classes, and customizable TCP (with SSL) server classes giving it value for everyone doing any kind of high-performance network application.