help & discussion

Users Group

To get help with installing Stan, coding and debugging Stan programs, Bayesian data analysis, or to let everyone know what you’ve done with Stan, please post to the

Everyone who joins the users group has posting privileges. We like hearing from you and try very hard to be helpful.

Developers Group

The developers forum is for the development team to discuss Stan’s code.

The developers forum is open for everyone to read, but posting is restricted to Stan developers.

Discussions prior to 2016 are archived and public on the Stan Developers Google Group.

If you would like to get posting privileges on the developers forum, please post a query on the users group first.

Bug Reports and Feature Requests

Users may report bugs or request features through the users group or through the appropriate interface-specific issue tracker.