• Arcati Mainframe Yearbook 2008: The 2008 edition includes a selection of views from industry gurus and vendors on mainframe strategy, a mainframe user survey, a vendor directory, a media guide for IBM mainframers, and a glossary of mainframe-related terms.
  • CBT Tape: This site provides a collection of freeware almost all open-source distribution for the IBM mainframe MVS and OS/390 operating system environment.
  • Dinos and other anachronisms: Webring providing links to MVS, s/390, and Assembler-related sites.
  • Dignus: Dignus, LLC is an innovative company, located in Raleigh, North Carolina, committed to providing the best compilers, assemblers and development tools for the IBM mainframe.Dignus, LLC provides unique mainframe programming solutions including C and C++ compilers. Their solutions are applicable to programming for a wide range of IBM mainframe operating systems, including OS/390, TPF, VM, Linux/390 and others.
  • IBM Mainframe Discussion List (Archives of IBM-MAIN@BAMA.UA.EDU): This site allows you to join or leave the list, search the list archives, or post to the list.
  • IBM Mainframe Servers: This section of the IBM site provides information on IBM’s zSeries mainframe servers.
  • IBM Redbooks: This section of the IBM site provides links and information related to IBM Redbooks. Most of the redbooks are available in Adobe PDF format for online viewing or downloading.
  • NaSPA: The Network and Systems Professionals Association (NaSPA) is a not-for-profit corporation dedicated to enhancing the professional and personal lives of its members, IT technical professionals worldwide.
  • PlanetMVS: This site, maintained by David Alcock, is dedicated to helping fellow MVS (OS/390) systems programmers. It is a “fan” site of the MVS operating system and IBM mainframes in general.
  • SDS – Dictionary of the Mainframe World: This site provides a search engine to over 6,000 words and phrases related to mainframe hardware, software, products, and tools.
  • SHARE: SHARE is an independent, volunteer run association that provides IBM customers with user focused education, professional networking , and a forum to influence the Information Technology industry. SHARE hosts two major technical conferences annually.
  • z/Journal: z/Journal provides useful, reliable, and interesting information on a wide variety of topics directly relevant to IT professionals using IBM zSeries and S/390 systems.
  • z/OS Internet Library: This site provides links and information regarding IBM technical documentation for the z/OS platform.