Engine Updates

Komodo 5.1 MP (UCI)
commercial; Win32/64, Linux 64, Mac; own GUI (Tarrasch Chess GUI); limit strength
- added mp capability
- program rewritten in C++ (from C)
http://komodochess.com/

Jim Ablett Win/Linux/Android builds
Carballo 0.8 JA (UCI)
Java source; Win32
- Excelsior Jet 32-bit compile of Java source code
http://jimablett.atwebpages.com/

Danasah 5.06 (WB/UCI)
C source (Spanish language comments); Win32, Linux32, Android; FRC; uses Scorpio bitbases and ProDeo opening book
- little change on eval and search
- "no LMP"
- not tested
http://sites.google.com/site/danasah/
https://sites.google.com/site/danasah/english/readme (download)

Gull 2.1 (UCI)
C++ source; mp; Win32/64; Ivanhoe derivative
- autotuned eval terms
- "Gull's evaluation is no longer almost identical to that of Ivanhoe"
- minor search & time management & SMP efficiency enhancements
http://www.sdchess.ru/download_engines.htm (SDChess)
http://sourceforge.net/projects/gullchess/ (project page)

Chess News

ChessZone Magazine
free monthly chess magazine of annotated GM games
- #05, 2013 (May issue)
http://www.chesszone.org/magazine/magazine.html

HaChu 0.12 (WB)
plays chess variant 'Chu Shogi' on a 12x12 board
- requires latest Winboard 'alien' version
http://hgm.nubati.net/chu/ (rules)
http://hgm.nubati.net/HaChu.exe (direct download)

Penguin 10.0 (UCI)
Penguin is a PGN viewer / reader / editor and GUI with a limited functionality UCI interface
"Penguin can interface with UCI engines and suggest best moves for game positions"
http://www.dashstofsk.net/penguin.html

Down/Problem Chess Websites

AdaChess homepage down for 29 days ("account has been suspended")
Armageddon homepage down for 53 days (403 error: forbidden)
Chiron homepage down today ("database error")
JavaRival homepage down for 60 days (no response in 60 seconds)
PowerChess PGN Databases page down for 41 days (not found)
Toledo Nanochess homepage down for 4 days (a 110mb.com site)
Wing homepage down for 45 days (misconfigured server)

Wiki Changes

FACE Tournament
- updated pages: face, participants, ratings, & download
http://computer-chess.org/doku.php?id=computer_chess:tournaments:face

Macintosh Engine List
update by Norbert Raimund Leisner
- added: Battle vs. Chess
http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:macintosh_engine_list

Native Engine List
update by Norbert Raimund Leisner
- added: Battle vs. Chess
http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:native_engine_list

Software For Solving Chess Problems / Puzzles / Endgame Studies
update by Norbert Raimund Leisner
- added: Convekta - chess puzzles
http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:software_for_solving_chess_problems

Variants Engine List
update by Norbert Raimund Leisner
- added: Chu Shogi
- moved HaChu under Chu Shogi
http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:variants_engine_list

Bonus Notifications (recent releases of free stuff)

Warnings:
- do not install unwanted toolbars, etc.
- alpha releases have new features; crashes and bugs are to be expected
- beta releases have new features; they may contain bugs or crash
- release candidate software may contain minor bugs; crashes are rare

Sandboxie 4.02
free utility (nagware): run/install programs in a safe sandbox that cannot affect your Windows stability/security
http://www.sandboxie.com/ (homepage)

Meaning of Colors

Red = New or Warning
Green = Updated
Gray = Info Only

Engine List: http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:chess_engine_list
Chess News: http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:chess_news_list

NOTE: If you want me to track a website for you, please email me and I will add it.
ron _at_ computer-chess _dot_ org