Releases on May 20th, 2015 and before

github
torproject/tor on GitHub tor-0.2.6.8
sourceforge
cvassistant on SourceForge cvassistant_1.1.2.tar.bz2
github
apple/llvm-project on GitHub llvmorg-3.6.1
github
craftcms/cms on GitHub 3.0.0-alpha.2659
github
apache/hive on GitHub release-1.0.1
sourceforge
dxwnd on SourceForge Latest build/v2_03_21_build.rar Sources/v2_03_21_src.rar
sourceforge
cvassistant on SourceForge cvassistant_1.1.1.tar.bz2
Maybe you can find something interesting in this list