Releases in February 2004 and before

sourceforge
ditto-cp on SourceForge Ditto/Ditto 2.2/Ditto_Source_2_2.zip
github
bminor/binutils-gdb on GitHub gdb_6_1-2004-03-01-gmt-branchpoint
sourceforge
ditto-cp on SourceForge OldFiles/DittoSetup.exe Ditto/Ditto 2.2/DittoSetup_2_2.exe OldFiles/DittoVersion.txt
github
lilypond/lilypond on GitHub release/2.1.28
github
torproject/tor on GitHub debian-version-0.0.1+0.0.2pre23-1 tor-0.0.2pre23
freedesktop-gitlab
mesa/drm on Freedesktop GitLab driinterface-0-0-3-20040303-premerge driinterface-0-0-3-20040303-merge
github
secdev/scapy on GitHub v0.9.16.3
github
net-snmp/net-snmp on GitHub Ext-5-1-1-pre2
github
KDE/amarok on GitHub v0.9-beta3
github
FarGroup/FarManager on GitHub builds/1.70.1756
sourceforge
smartmontools on SourceForge smartmontools/5.29/smartctl.zip
sourceforge
graphicsmagick on SourceForge OldFiles/GraphicsMagick-1.0.5-windows-source.zip OldFiles/GraphicsMagick-1.0.5.zip graphicsmagick-history/1.0/GraphicsMagick-1.0.5.tar.gz OldFiles/GraphicsMagick-1.0.5.tar.bz2
github
torproject/tor on GitHub debian-version-0.0.1+0.0.2pre22-1 tor-0.0.2pre22
sourceforge
smartmontools on SourceForge smartmontools/5.29/smartmontools-5.30-20040225-1-cygwin.tar.bz2 OldFiles/smarmontools-5.30-20040225-1.tar.bz2
gitlab
openldap/openldap on GitLab OPENLDAP_REL_ENG_2_2_6 OPENLDAP_REL_ENG_2_1_27
Maybe you can find something interesting in this list