CKEditor : CKEditor is an open source WYSIWYG text editor designed to bring common word processor features directly to web pages, simplifying their content creat...
Slate : Slate is a completely customizable framework for building rich text editors.
Slate lets you build rich, intuitive editors like those in Medium, Dropbo...
Cufón : Cufón aims to become a worthy alternative to sIFR, which despite its merits still remains painfully tricky to set up and use.
Styletron : Styletron is a universal CSS-in-JS engine built from the ground up for high-performance.
EtherPad : Etherpad is an Open Source online editor providing collaborative editing in really real-time powered by Node.js
