BFG Repo-Cleaner by rtyley
May 24, 2017 at 2:34:10 PM GMT+2 - permalink - - https://rtyley.github.io/bfg-repo-cleaner/

EPEL - FedoraProject
January 6, 2014 at 2:55:31 PM GMT+1 - permalink - - https://fedoraproject.org/wiki/EPEL

SourcesList - Debian Wiki
December 20, 2012 at 4:45:22 PM GMT+1 - permalink - - http://wiki.debian.org/SourcesList