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Ossie (Ossi) Weiner,
a German graduate engineer, chess player, computer chess expert, co-author of computer chess books, Opening Book author, and computer chess and games businessman and distributor. Weiner was consultant of Hegener & Glaser [1], representing Mephisto chess computers at various World Computer and World Microcomputer Chess Championships, yielding in long term cooperation with Richard Lang and Ed Schröder. In 1983, Weiner founded his own company, the Hobby Computer Centrale, Weiner Vertriebs GmbH in Munich, which was the forerunner of the Millennium 2000 GmbH, founded 1996 together with his partner Manfred Hegener [2] . Millennium 2000 further distributed the World Champion chess programs Shredder by Stefan Meyer-Kahlen, and after Marty Hirsch's problems [3] with his former distributor Martin Stamer his program MChess Pro. In 2003, Millennium discontinued the high end computer chess software sector to focus on their core business, chess computers, electronic games and consumer products. According to Hein Veldhuis, the computers of Millennium 2000 are produced by Eric White, while David Levy is responsible for the programs [4].
Ossi Weiner [5]


Thomas Nitsche, Ossi Weiner and Lars Hjörth, WMCCC 1984 Glasgow [6] [7]

Ossi Weiner, Manfred Hegener and Richard Lang, WMCCC 1985 [8]

Nelson, Hyatt, Weiner at the ACM 1988, Orlando [9]



Ossi Weiner as ChessMan [13]

See also

External Links


  1. ^ Tony Harrington (1983). A Match for Brute Force. Personal Computer World, May 1983, pdf
  2. ^ Millennium 2000
  3. ^ EUROCHESS cheated Marty Hirsch out of $35,000 according to Marty Hirsch thread from rec.games.chess.computer, Marty's post (19), February 24, 1997
  4. ^ De firma Millennium 2000 GmbH Hegener & Weiner in vogelvlucht by Hein Veldhuis, Dutch and German pdf
  5. ^ László Lindner, A SZÁMÍTÓGÉPES SAKK KÉPEKBEN című melléklete - The pictures of the Beginning of Chess Computers
  6. ^ Was macht eigentlich Thomas Nitsche, der Mephisto III Programmierer? by Thorsten Czub
  7. ^ Photo by Rainer Neuhäusler, Re: Who is that guy? by Rainer Neuhäusler, CCC, August 19, 2009
  8. ^ Picture from Computerschach und Spiele hosted by Hegener & Glaser (Mephisto) from ChessComputers.org
  9. ^ Photo from The Computer History Museum (wrong text)
  10. ^ Harrington's article mentions Gern gefällig, Der Spiegel 1/1983, January 03, 1983 (German)
  11. ^ Schach © DIE ZEIT 14.04.2005 Nr.16 (German) by Helmut Pfleger
  12. ^ De firma Millennium 2000 GmbH Hegener & Weiner in vogelvlucht by Hein Veldhuis, Dutch and German pdf
  13. ^ Diaz Cartoon from WMCCC 1993 booklet from Computerschach und Spiele, via More DIAZ Cartoons hosted by Ed Schröder
  14. ^ Unser Ossi Weiner by Ingo Althöfer, December 11, 2017 (German)

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