Releases in December 2004 and before

gitlab
openldap/openldap on GitLab OPENLDAP_REL_ENG_2_3_0ALPHA
github
doxygen/doxygen on GitHub Release_1_4_0
gitlab
openldap/openldap on GitLab OPENLDAP_REL_ENG_2_2_20
freedesktop-gitlab
mesa/mesa on Freedesktop GitLab shimmering_gears
sourceforge
gameextractor on SourceForge OldFiles/plugins_094.exe
github
reactos/reactos on GitHub backups/ELF_support@12700
github
GNOME/gimp on GitHub GIMP_2_2_1
github
FarGroup/FarManager on GitHub builds/1.70.1898 builds/1.70.1897 builds/1.70.1896
github
secdev/scapy on GitHub v0.9.17.22 v0.9.17.21
github
net-snmp/net-snmp on GitHub Ext-5-2-1-pre1
github
FarGroup/FarManager on GitHub builds/1.70.1895 builds/1.70.1894
sourceforge
ditto-cp on SourceForge Ditto/Ditto 2.4/Ditto_Source_2_4.zip Ditto/Ditto 2.4/DittoSetup_2_4.exe
github
GNOME/glade on GitHub POST_MERGE_2004_12_23
github
libssh2/libssh2 on GitHub RELEASE.0.3
github
BOINC/boinc on GitHub client_release/4/4.57
github
FarGroup/FarManager on GitHub builds/1.70.1893 builds/1.70.1892 builds/1.70.1891 builds/1.70.1890
Maybe you can find something interesting in this list