CheckInstall will create a Slackware, RPM or Debian compatible package and install it with Slackware's installpkg, "rpm -i" or Debian's "dpkg -i" as appropriate, so you can view it's contents with pkgtool ("rpm -ql" for RPM users or "dpkg -l" for Debian)
rpm.livna.org provides many useful packages that can not be distributed in Fedora (previously known as Fedora Core and Extras) for one reason or another, including multimedia applications such as xine and VideoLanClient, and video drivers for ATI and Nvid
You'll find SUSE Linux RPM packages for several hundreds of free software projects which I try to keep up to date for SUSE Linux 10.2, 10.1, 10.0, 9.3 and 9.2 (10.2, 10.1, 10.0 and 9.3: built for both x86_64 and i686).
N. Repčić, I. Šarić, and V. Avdić. Proceedings of the 15th International Research/Expert Conference „Trends in the Development of Machinery and Associated Technology” TMT 2011, page 973--76. Prague, Czech Republic, (2011)