YChess is an enhanced, but nevertheless easy to use chess program (see these screenshots). YChess comes with its own chess engine and endgame tables. In addition, it supports the following key features:

• Full undo-redo support (all changes made can be undone)
• Support for EPD and PGN data-bases
• Support for additional chess engines using the UCI or XBoard protocol
• Autoplay232
• Commenting and annotation of moves
• Advanced tool-tip, including chess position tool-tip in the analysis and move-text windows, as well as tool-tip info on the processor and hash usage of each engine
• Engine-engine games

and much, much more. Just visit the download section to obtain your copy of YChess and find out!

YChess is distributed as shareware; if you want to keep using it after the 30-day trial period has expired, then you will need to register your copy.