Releases in June 2009 and before

github
cms-sw/cmssw on GitHub CMSSW_3_1_0
github
dCache/dcache on GitHub 1.9.3-1rc 1.9.3-1
github
jabberd2/jabberd2 on GitHub jabberd-2.2.8.90
github
BOINC/boinc on GitHub client_release/6.8/6.8.4 client_release/6.8/6.8.3
gnome-gitlab
GNOME/gnome-desktop on Gnome GitLab GNOME_DESKTOP_2_26_3_REAL GNOME_DESKTOP_2_26_3
freedesktop-gitlab
xorg/xserver on Freedesktop GitLab xorg-server-1.6.1.902
github
znuny/Znuny on GitHub rel-2_4_0_beta4 rel-2_4_0-b4
github
GNOME/glade on GitHub GLADE_3_6_7
github
FarGroup/FarManager on GitHub builds/2.0.1013
sourceforge
pidgin/Pidgin on SourceForge 2.5.8/pidgin-2.5.8-0.src.rpm
github
glennrp/libpng on GitHub v1.2.38rc02
github
i2p/i2p.i2p on GitHub i2p-0.7.5
sourceforge
pidgin/Pidgin on SourceForge 2.5.8/pidgin-2.5.8.exe 2.5.8/pidgin-2.5.8-win32-bin.zip 2.5.8/pidgin-2.5.8-no-gtk.exe 2.5.8/pidgin-2.5.8-debug.exe 2.5.8/pidgin-2.5.8.tar.gz.asc 2.5.8/pidgin-2.5.8.tar.bz2.asc 2.5.8/pidgin-2.5.8.tar.bz2 2.5.8/pidgin-2.5.8.tar.gz
sourceforge
winscp on SourceForge WinSCP/4.2.2 beta/winscp422setup.exe
Maybe you can find something interesting in this list