Releases in August 2005 and before

github
wine-mirror/wine on GitHub wine-20050830
github
GNOME/evince on GitHub GNOME_2_12_BRANCHPOINT
github
GNOME/gtk on GitHub GTK_2_8_3
github
GNOME/evince on GitHub EVINCE_0_4_0
sourceforge
irrlicht on SourceForge Irrlicht SDK/0.12.0/irrlicht-0.12.0.zip
sourceforge
irrlicht/Irrlicht SDK on SourceForge 0.12.0/irrlicht-0.12.0.zip
sourceforge
winmerge on SourceForge 7-zip-plugin/DllBuild 0014/Merge7z0014-311-426.7z 7-zip-plugin/DllBuild 0014/Merge7zInstaller0014-311-426.exe
sourceforge
winmerge on SourceForge OldFiles/Merge7zInstaller0013-311-426.exe
sourceforge
pcre on SourceForge pcre/6.3/pcre-6.3.tar.bz2 pcre/6.3/pcre-6.3.tar.gz pcre/6.2/pcre-6.2.tar.bz2 pcre/6.2/pcre-6.2.tar.gz
github
GNOME/gtk on GitHub GTK_2_8_2
sourceforge
winmerge on SourceForge OldFiles/WinMerge-2.3.5.3-src.zip OldFiles/WinMerge-2.3.5.3-src.7z OldFiles/WinMerge-2.3.5.3-Setup.exe OldFiles/WinMerge-2.3.5.3-Innosetup-src.zip OldFiles/WinMerge-2.3.5.3-Innosetup-src.7z OldFiles/WinMerge-2.3.5.3-exe.zip OldFiles/WinMerge-2.3.5.3-exe.7z OldFiles/WinMerge-2.3.5.3-doxygen.zip OldFiles/WinMerge-2.3.5.3-doxygen.7z
github
GNOME/gtk on GitHub GTK_2_8_1
github
arvidn/libtorrent on GitHub libtorrent-0_9-rc2
sourceforge
gameextractor on SourceForge OldFiles/extract_1522.exe OldFiles/extract_1522.zip
gnome-gitlab
GNOME/gtk on Gnome GitLab GTK_2_6_10_WIN32_20050823
Maybe you can find something interesting in this list