Releases on September 29th, 2011 and before

github
gentoo/portage on GitHub v2.1.10.20 v2.2.0_alpha60
github
Etar-Group/Etar-Calendar on GitHub android-2.3.6_r1 android-2.3.7_r1
github
ntpsec/ntpsec on GitHub NTP_4_2_7P217
github
FarGroup/FarManager on GitHub builds/3.0.2206
github
torproject/tor on GitHub tor-0.2.3.5-alpha
github
cms-sw/cmssw on GitHub CMSSW_4_2_8_patch5
github
glennrp/libpng on GitHub v1.5.6beta03
github
FarGroup/FarManager on GitHub builds/3.0.2205
github
datastax/cassandra on GitHub cassandra-1.0.0-rc1
github
xwiki/xwiki-platform on GitHub xwiki-platform-3.2-milestone-3
github
ntpsec/ntpsec on GitHub NTP_4_2_7P216
github
lilypond/lilypond on GitHub release/2.15.13-1
Maybe you can find something interesting in this list