Releases in April 2011 and before

github
qpdf/qpdf on GitHub release-qpdf-2.2.3
github
gregkh/linux on GitHub v2.6.27.59
github
FarGroup/FarManager on GitHub builds/3.0.2018
github
Juris-M/citeproc-js on GitHub 1.0.159 1.0.158
github
FarGroup/FarManager on GitHub builds/3.0.2017
gems
newrelic_rpm on Ruby Gems 3.0.0.beta1
debian-gitlab
kernel-team/linux on Debian GitLab debian/2.6.39_rc5-1_experimental.1
github
torproject/tor on GitHub tor-0.2.2.25-alpha
github
FarGroup/FarManager on GitHub builds/3.0.2016
github
wine-mirror/wine on GitHub wine-1.3.19
github
anotheria/moskito on GitHub moskito-1.1.4
github
horde/horde on GitHub horde_imap_client-1.0.4
github
thkukuk/ypserv on GitHub ypserv-2_25
github
lavv17/lftp on GitHub lftp-4-2-3
github
cms-sw/cmssw on GitHub CMSSW_4_2_2_patch1
github
apache/solr on GitHub history/branches/lucene-solr/realtime_search
github
MicBosi/VisualizationLibrary on GitHub Visualization_Library_SDK-2011.05.1140RC2
github
EGroupware/egroupware on GitHub Stylite-EPL-10.1.20110429
Maybe you can find something interesting in this list