Facebook's recent React framework is also worth mentioning (http://facebook.github.io/react/ http://facebook.github.io/react/). A nice JS library for reactive

Facebook's recent React framework is also worth mentioning (http://facebook.github.io/react/ http://facebook.github.io/react/). A nice JS library for reactive programming is Bacon.js - https://github.com/raimohanska/bacon.js https://github.com/raimohanska/bacon.js - it's smaller, the source code is easier to read and I found it a little easier to use.