Shredder again number one in SSDF rating list

SSDFShredder 9 UCI has reached the top position in the latest SSDF rating list, which is the unofficial world ranking list for chess programs. But further, other Shredder versions hold the number two and three positions in the SSDF list, again showing Shredder's unmatched playing strength.

 
Play vs. Shredder Puzzle of the Day Weekly Chess Problems Opening Database Endgame Database
Shredder 13 Mac Shredder 13 Mac
EUR 49.99
Deep Shredder 13 Linux Deep Shredder 13 Linux
EUR 99.99
Chess Tutor Step 3 Chess Tutor Step 3
EUR 19.95
Chess Tutor Step 2 Chess Tutor Step 2
EUR 19.95