Releases in April 2014 and before

github
codership/mysql-wsrep on GitHub clone-5.6.19-build
github
edx/edx-platform on GitHub edx-west/release-20140501
github
codership/mysql-wsrep on GitHub clone-5.5.38-build
github
openjdk/jfx on GitHub 8u20-b12
github
edx/edx-platform on GitHub release-2014-04-30
github
joomla/joomla-cms on GitHub 2.5.20 3.3.0 3.2.4
Maybe you can find something interesting in this list