Releases on January 26th, 2011 and before

github
cms-sw/cmssw on GitHub CMSSW_3_11_0
github
ntpsec/ntpsec on GitHub NTP_4_2_7P125
debian-gitlab
kernel-team/linux on Debian GitLab debian/2.6.26-26lenny2
github
tahoe-lafs/tahoe-lafs on GitHub allmydata-tahoe-1.8.2b1
github
vmware/open-vm-tools on GitHub 2011.01.24-354108
github
torproject/tor on GitHub tor-0.2.2.22-alpha
github
ntpsec/ntpsec on GitHub NTP_4_2_7P124
github
FarGroup/FarManager on GitHub builds/2.0.1801 builds/2.0.1800
github
apache/hbase on GitHub 0.90.0mvn2
github
apache/camel on GitHub camel-2.6.0
github
microsoft/git on GitHub v1.7.4-rc3
github
ntpsec/ntpsec on GitHub NTP_4_2_7P123
github
i2p/i2p.i2p on GitHub i2p-0.8.3
Maybe you can find something interesting in this list