MuJoCo   advanced physics simulation

The MuJoCo Forum is the preferred way of communication. It can be used for support requests, bug reports, feature requests, general comments, exchange of models and other resources. Note that we offer priority support to our paying customers. If you have a paid MuJoCo license, go to the Forum and send Forum mail to user Emo Todorov, requesting your user permissions to be elevated. Please include the top 5 lines of your mjkey.txt file, so we can verify your license. Then you can post questions in the Official Support area. They will usually be answered in two days.

You can also contacts us via email to:

Licensing.
Technical support.
General issues beyond licensing and technical support.