Simon Willison’s Weblog

How should one go about designing a simple web based collaborative text editor?

20th October 2012

My answer to How should one go about designing a simple web based collaborative text editor? on Quora

Take a look at the open source ShareJS library, which implements a bunch of the fundamental (and extremely tricky) algorithms you need to get collaborative editing in the browser to work well: https://github.com/josephg/ShareJS/