Dr Divx encoder version 2 has been released for beta which you can download from the following link
http://expandinglimits.com/drdivx/node/7
currently only for Windows. Mac OS version and Linux versions to follow.

To make it work for windows you need two dll files which you can download and save to your dr divx installed path
http://www.matroska.org/~robux4/drdivx/

Dr Divx was made open source earlier this year by divx.com and is an application which you can use to convert video into divx files simply and easily.