Releases in October 2005 and before

sourceforge
upp on SourceForge OldFiles/upp-src-511-beta.zip GPL-sources/SDL-1.2.9/SDL-1.2.9.tar.gz
github
microsoft/git on GitHub v0.99.9a v0.99.9
github
apache/maven-surefire on GitHub surefire-booter-1.4 surefire-1.4
github
reactos/reactos on GitHub backups/ros-branch-0_2_8@18976 ReactOS-0.2.8
github
GNOME/gimp on GitHub GIMP_2_2_9
github
FarGroup/FarManager on GitHub builds/1.70.2053
github
cms-sw/cmssw on GitHub CMSSW_0_2_0_condtest
github
ossec/ossec-hids on GitHub OSSEC_HIDS_0_4
sourceforge
codeblocks on SourceForge OldFiles/codeblocks-1.0rc2_mingw.exe OldFiles/codeblocks-1.0rc2_sdk.tgz OldFiles/codeblocks-1.0rc2.tgz OldFiles/codeblocks-1.0rc2.exe
github
FarGroup/FarManager on GitHub builds/1.70.2052
github
doxygen/doxygen on GitHub Release_1_4_5_20051024
github
lavv17/lftp on GitHub lftp-3-3-3
sourceforge
gameextractor on SourceForge OldFiles/extract_15502.zip OldFiles/extract_15502.exe
freedesktop-gitlab
NetworkManager/NetworkManager on Freedesktop GitLab NETWORKMANAGER_0_5_1_RELEASE
gitlab
wireshark/wireshark on GitLab ethereal-0.10.13
github
wireshark/wireshark on GitHub ethereal-0.10.13
Maybe you can find something interesting in this list