Releases in October 2004 and before

sourceforge
winscp on SourceForge WinSCP/3.7.1/winscp371source.zip
sourceforge
winscp/WinSCP on SourceForge 3.7.1/winscp371source.zip
sourceforge
winscp on SourceForge WinSCP/3.7.1/winscp371setupintl.exe
sourceforge
winscp/WinSCP on SourceForge 3.7.1/winscp371setupintl.exe
sourceforge
winscp on SourceForge WinSCP/3.7.1/winscp371setup.exe
sourceforge
winscp/WinSCP on SourceForge 3.7.1/winscp371setup.exe
sourceforge
winscp on SourceForge WinSCP/3.7.1/winscp371.exe
sourceforge
winscp/WinSCP on SourceForge 3.7.1/winscp371.exe
github
GNOME/gimp on GitHub TINY_FU_0_9_5
gnome-gitlab
GNOME/gimp on Gnome GitLab TINY_FU_0_9_5
github
mono/mono on GitHub MCS_1_0_4 MONO_1_1_2 MCS_1_1_2 MONO_1_0_4
github
lilypond/lilypond on GitHub release/2.3.25
github
doxygen/doxygen on GitHub Release_1_3_9_1_20041028
github
fluffos/fluffos on GitHub fluffos-1.29
github
live-clones/gmsh on GitHub gmsh_1_56_1
github
GNOME/gtk on GitHub GTK_2_5_4
github
FarGroup/FarManager on GitHub builds/1.70.1841 builds/1.70.1840
Maybe you can find something interesting in this list