Computer Engines

These analysis engines are all very strong (ratings list here). If you know of any good programs I’ve missed, let me know.

  • Stockfish (Free: Linux, Win, Mac, Android, iOS)
  • Houdini ($: Win)
  • Komodo ($ for latest / Older versions are free: Linux, Win, Mac, Android)
  • Shredder ($: Linux, Win, Mac)
  • Fire (Free: Win)
  • Critter (Free: Linux, Win, Mac, Android)

Databases / Engine hosts