 reference materials for developers.</p></li>
<li><p><a href="https://discourse.mc-stan.org">Stan forum</a>: message board
for questions, discussion, and announcements related to Stan for
both users and developers.</p></li>
<li><p><a href="https://github.com/stan-dev/stan">Stan GitHub organization</a>:
version controlled code and document repositories, issue trackers for
bug reports and feature requests, code review, and wikis; includes
all of Stan’s source code, documentation, and web pages.</p></li>
</u