OM OTB 2300

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About OM OTB 2300 Chess Database

This Opening Master Chess Database is a most widely used collection of games between OTB players with ELO 2300. It has approx 1 Mio of games which makes it faster to look than in OM 1.0 x Full Verson and yet produce very high results. Remember all players have ELO 2300 or higher which guarantees success in analysis.

 

 

 

 

Basic Features of OM OTB 2300

  • 1,062.517   games (126 MB)
  • NO DUPLICATES at all
  • NOW also available in PGN and CBF formats
  • last version from November 2, 2011


One of the largest collections of players above ELO 2300. Very popular among players. Go to downloads section to see more.

 

 

OpeningMaster Family

OM Version Vol. # games Released
8,701,379
Jan 28, 2013
2.1
6,432,861
Apr 28, 2013
3.10
1,277,221
Mar 23, 2013
2.0.4
32,505
Jan 29, 2012
05.11
748,572
Mar 23, 2013
1.0.5
1,117,785
Apr 27, 2013


Download databases now...

Core Features

  • made from human games only
  • played between advanced players
  • 7 years of research & development
  • base collection from 8.3 mil games
  • no duplication of one game
  • no short games (less than 8 moves)
  • no computer games inside
  • no renaissance games before 1900
  • no games without body information
  • Openings, analysis, free PDF
  • ....and of course great price

Core Features

  • made from human games only
  • played between advanced players
  • 7 years of research & development
  • base collection from 8.3 mil games
  • no duplication of one game
  • no short games (less than 8 moves)
  • no computer games inside
  • no renaissance games before 1900
  • no games without body information
  • Openings, analysis, free PDF
  • ....and of course great price

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