Update Information: October 18, 2010 (Updates)
Engine Updates
Jim Ablett Win/Linux builds
GNUchess 3.1 rev 0.4 JA (WB)
C source; Win32, Linux32
- time management improved
- piece square adjustments
- changes to resign (resign after 3 times below score threshold)
- new Linux build
http://homepages.tesco.net/henry.ablett/jims.html
Jim Ablett Win/Linux builds
Ifrit j3.7 beta JA (UCI)
Win32, Linux32
- corrected futility pruning
- corrected time distribution
http://homepages.tesco.net/henry.ablett/jims.html
RataAeroespacial 0.2.1 (WB)
C++ source code (Spanish language); FRC; Win32, Linux32
- corrected a serious hashtable bug, improved performance is expected
- corrected a xboard protocol bug pointed by Matthias Gemuh (thanks Matthias)
- corrected a race condition in a variable controlling input/output, RataAeroespacial was making a random illegal move after approximately 130 (+/-) games
http://sites.google.com/site/rataaeroespacial/Home
Redqueen 0.7 (UCI)
C++ source; Win32/64; uses pthreads library
"I expect a substantial Elo improvement"
- fixed bug at time management code; it was preventing Redqueen to play correctly using incremental TC; reported by Ingo Bauer. Thanks!
- transposition table code was refactored
- aspiration window code was improved
- implemented pawn on 7th rank extension
- cleaning up in search code
- search code was changed to use "fail-soft" framework
- minor improvement on pawn & king move generator
- changed piece material values
- fixed bug at zobrist hashing code
- fixed bug at function which verify legality of moves retrieved from hash
http://sourceforge.net/projects/redqueenchess
Chess News
Nothing new today
Down/Problem Chess Websites
Frenzee homepage down for 62 days (permissions problem)
NSVChess homepage down for 16 days (403 error: forbidden)
Wiki Changes
Nothing new today
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
µTorrent 2.2 RC 1 (build 22626)
open source BitTorrent client
this is a *release candidate*
http://www.utorrent.com/
Wise Registry Cleaner Free 5.82
free registry cleaner; cleans incorrect or obsolete registry information
http://www.wisecleaner.com/download.html
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