RPMFind.net A searchable database of packages, covering a wide variety of platforms and originating from thousands of sites world-wide. http://www.rpmfind.net/

RPM.org Documentation, downloads, development information, and other resources. http://www.rpm.org/

Fresh RPMS A repository of custom-built packages for some of the latest popular software, many of which are not included in the main Red Hat distributions. http://freshrpms.net/

RPM PBone Search RPM's for various distributions. Offers search in RPMs content and search of ftp servers. Also information about new RPMs. http://rpm.pbone.net/

RPM HOWTO Information on building and using packages with RPM v3.0.x. http://www.linuxdoc.org/HOWTO/RPM-HOWTO/

Edwin Chan's RPM Center Additional packages and unofficial updates to the Red Hat Linux distribution. http://www.aucs.org/rpmcenter/

RedHat RPM ListServ A listserv where users can get tech support and learn about the latest RPM developments. http://groups.yahoo.com/group/rpm-list

Packaging software with RPM, Part 1 An introduction to creating RPM packages. http://www-106.ibm.com/developerworks/library/l-rpm1/

Packaging software with RPM, Part 2 Introduces patches and root-less RPM creation. http://www-106.ibm.com/developerworks/library/l-rpm2/

Packaging software with RPM, Part 3 Introduces package scripting, triggers and variables. http://www-106.ibm.com/developerworks/library/l-rpm3/

Maximum RPM An online book about using and creating packages. http://www.rpm.org/max-rpm/

The Search Engine for Linux rpm Packages Packages arranged in categories with a searchable database. http://www.rpmseek.com/

Steam's RPM Archive Custom RPM packages for several programs. http://rpm.siting.ru/

Hierarchical Data Format (HDF) home page The HDF project involves the development and support of software and file formats for scientific data management. http://hdf.ncsa.uiuc.edu/