Releases on December 21st, 2011 and before

github
lilypond/lilypond on GitHub release/2.15.23-1
yarn
mongodb on Node.js Yarn 0.9.7-2-4
github
klausw/hackerskeyboard on GitHub 1.28-experiment7
github
FarGroup/FarManager on GitHub builds/3.0.2305 builds/3.0.2304 builds/3.0.2303
github
glennrp/libpng on GitHub v1.6.0beta02
github
FarGroup/FarManager on GitHub builds/3.0.2302
github
sparsehash/sparsehash on GitHub sparsehash-1.12
github
squid-cache/squid on GitHub BumpSslServerFirst.take01
github
doctrine/orm on GitHub 2.2.0-BETA1
github
Etar-Group/Etar-Calendar on GitHub android-sdk-4.0.3-tools_r1 android-sdk-4.0.3_r1 android-sdk-adt_r16.0.1
github
cms-sw/cmssw on GitHub CMSSW_4_4_2_patch10
Maybe you can find something interesting in this list