Releases on May 1st, 2013 and before

maven
com.google.apis:google-api-services-tasks on Java Maven v1-rev14-1.14.2-beta v1-rev14-1.13.2-beta
maven
com.google.apis:google-api-services-oauth2 on Java Maven v2-rev36-1.14.2-beta v2-rev36-1.13.2-beta v1-rev37-1.14.2-beta v1-rev37-1.13.2-beta
maven
com.google.apis:google-api-services-calendar on Java Maven v3-rev41-1.14.2-beta v3-rev41-1.13.2-beta
github
simonmichael/hledger on GitHub 0.20 hledger-0.20
github
tahoe-lafs/tahoe-lafs on GitHub allmydata-tahoe-1.10.0
github
ntpsec/ntpsec on GitHub NTP_4_2_7P368
sourceforge
dropit on SourceForge DropIt/v5.1/DropIt_v5.1_Source.zip DropIt/v5.1/DropIt_v5.1_Setup_x64.exe DropIt/v5.1/DropIt_v5.1_Setup.exe DropIt/v5.1/DropIt_v5.1_Portable_x64.zip DropIt/v5.1/DropIt_v5.1_Portable.zip
github
picocms/Pico on GitHub v0.4.1 v0.4
github
FarGroup/FarManager on GitHub builds/3.0.3380
github
mishoo/UglifyJS on GitHub v2.3.0 v2.3
sourceforge
nikkhokkho/FileOptimizer on SourceForge 5.60.241/FileOptimizerFull.7z.exe
Maybe you can find something interesting in this list