Current is an open-source implementation of an up2date server, aka RedHat Network. The patched release 1.4.4.a is capable enough to support of an all channels for Fedora Core 1 & 2, AMDx86_64 et.a. Distributed free by GNU GPL.

RPM 1.4.4.a package

SRPM 1.4.4.a source package

Public GPG-key, signed package builds.