|Original author(s)||Stefan Meyer-Kahlen|
Shredder is a commercial chess program and Chess engine developed in Germany by Stefan Meyer-Kahlen in 1993. Shredder won the World Microcomputer Chess Championship in 1996 and 2000, the World Computer Chess Championship in 1999 and 2003, the World Computer Speed Chess Championship in 2002, 2003, 2004, 2005, and 2007, and the World Chess Software Championship in 2010.
On the January 24, 2007 CEGT rating list, Deep Shredder 10.0 placed fifth, with a rating of 2855 - 5 points below LoopMp, 22 points below Deep Fritz 10, and 160 points below #1 ranked Rybka 2.1, which had a rating of 3015.
Version 10.0 was released in June 2006. Version 11.0 was released in October 2007. Version 12 was released in January 2010. The "Deep" version takes advantage of multiple CPUs or multiple core CPUs.
Shredder has won a number of computer chess tournaments since its inception:
|1996||Jakarta||Micro Computer World Champion|
|1999||Paderborn||Micro Computer World Champion|
|Computer Chess World Champion|
|2000||London||Micro Computer World Champion|
|2001||Maastricht||Micro Computer World Champion Single CPU|
|2002||Blitz World Champion|
|2003||Graz||Computer Chess World Champion|
|Blitz World Champion|
|2004||Tel Aviv||Blitz World Champion|
|2005||Reykjavík||Blitz World Champion|
|2006||Mainz||Chess960 World Champion|
|2007||Amsterdam||Blitz World Champion|
|2010||Kanazawa||Chess Software World Champion|
Shredder is one of the few commercial chess programs which is available not only for Windows and Mac OS, but also for Linux. Shredder is also available on the iPhone, the iPad and Android.
The following game was played between Shredder (playing as Black) and List at the 2003 World Computer Chess Championship. Shredder sacrifices a piece in exchange for a strong initiative in a position too complex for the computer to calculate to the end.