You can download Rybka 12.0 from our software library for free. The latest version of Rybka can be downloaded for PCs running Windows XP/Vista/7/8/10, 32-bit. This software is a product of ChessBase.
The following versions: 12.0, 4.0 and 3.0 are the most frequently downloaded ones by the program users. The program's installer files are commonly found as Aquarium.exe, ChessProgram11.exe or Winboard.exe etc. The software relates to Games. Rybka can also be called "Rybka 3", "Rybka 4". Our antivirus scan shows that this download is safe.
From the developer:
For years Rybka has been the uncontested number one in computer chess and since its great breakthrough in 2006 the program has won with remarkable regularity one world title after the other.
You may want to check out more software, such as Russian Rybka Aquarium, Rybka Aquarium or Deep Rybka Aquarium 2011, which might be similar to Rybka.