"For those running Red Hat Enterprise Linux 4 or Red Hat Enterprise Linux 5 (well, once it's out), the EPEL repository has opened this past Friday. EPEL, or Extra Packages for Enterprise Linux, is an RPM repository similar to the Fedora Extras project for community-built packages. These RPM packages should also work in RHEL-based distributions such as CentOS or Scientific Linux. These packages are available for i386, PPC, and x86_64 architectures as well as SRPMS..."