Releases on April 14th, 2008 and before

sourceforge
smplayer/SMPlayer on SourceForge 0.6.0rc4/smplayer-0.6.0rc4.tar.bz2
sourceforge
smplayer on SourceForge SMPlayer/0.6.0rc4/smplayer-0.6.0rc4.tar.bz2
github
vmware/open-vm-tools on GitHub 2008.04.04-87182
github
bzg/org-mode on GitHub release_6.01b release_6.01a
github
FarGroup/FarManager on GitHub builds/1.71.2355 builds/1.80.476
github
bzg/org-mode on GitHub release_6.01
github
lilypond/lilypond on GitHub release/2.11.44-1
sourceforge
keepass/KeePass 1.x on SourceForge 1.11/KeePass-1.11.zip 1.11/KeePass-1.11-Setup.exe 1.11/KeePass-1.11-Src.zip
github
mamedev/mame on GitHub mame0124u2
sourceforge
codeblocks on SourceForge Binaries/Nightlies/2008/CB_20080410_rev5000_mac287.zip
github
FarGroup/FarManager on GitHub builds/1.71.2354 builds/1.80.475
github
cms-sw/cmssw on GitHub CMSSW_2_0_0
github
GNOME/gimp on GitHub git-migration-GIMP_2_5_0
gnome-gitlab
GNOME/gimp on Gnome GitLab git-migration-GIMP_2_5_0
github
GNOME/gimp on GitHub GIMP_2_5_0
Maybe you can find something interesting in this list