Internationalize React apps. This library provides React components and an API to format dates, numbers, and strings, including pluralization and handling translations.
The HTML Presentation Framework
Oni StratifiedJS (previously Apollo)
jQuery based input methods library
ES6 Native @mentions
jquery.hotkeys plugin lets you easily add and remove handlers for keyboard events anywhere in your code supporting almost any key combination. It takes one line of code to bind/unbind a hot key combination