Engine Updates

DoubleCheck 1.4 (UCI)
C source; Win64, Linux64
- rook eval: open/semi/closed file + 7th rank
- magic bitboards, adapted the implementation from Pradu Kannan.
- bugfix: stronger hashing to avoid TT collisions
- rand64() now implements the much superior JLKISS64 RNG, by David Jones
- 56 bit zobrist are stored in the TTable, instead of 32
- bugfix: info pv line now contains the depth, as defined by the UCI protocol.
http://wbec-ridderkerk.nl/html/details1/DoubleCheck.html (Leo site)

Tony Mokonen Win32 builds
DoubleCheck 1.4 TM (UCI)
C source; Win32
http://www3.telus.net/tmokonen/DoubleCheck14_x32.rar (direct link)
also another silent update for DoubleCheck 1.3.1 TM:
http://www3.telus.net/tmokonen/DoubleCheck131DevC.rar (direct link)

Chess News
Nothing new today

Down/Problem Chess Websites

Dann Corbit homepage down for 59 days (broken computer!)
Matacz homepage down for 26 days (a 110mb.com site)
Monik homepage down for 5 days ("le blog ... n'existe pas")
Pawny homepage down today (no response in 60 seconds)
Smaug homepage down for 30 days

Wiki Changes

Links
update by Norbert Raimund Leisner
- removed link to Dann Corbit site
http://computer-chess.org/doku.php?id=computer_chess:wiki:links

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

Firebird 2.5.1 RC 1
popular open source, cross-platform SQL database that does not require an administrator
http://www.firebirdsql.org/ (homepage)
http://www.firebirdsql.org/en/news/firebird-2-5-1-release-candidate-available-12571/ (announcement)
http://www.firebirdsql.org/en/firebird-2-5-1-rc1/ (download)

FrostWire 5.1.4
open source, Java-based BitTorrent peer-to-peer (P2P) client
http://www.frostwire.com/

Git 1.7.6.1
free, open source distributed version control system
http://git-scm.com/ (homepage)
http://www.kernel.org/pub/software/scm/git/docs/RelNotes/1.7.6.1.txt (release notes)

Maxthon 3.1.6
free IE-based web browser with many extra features and plugins
http://www.maxthon.com/

Speccy 1.12
free system information tool
http://www.piriform.com/speccy (Speccy homepage)
http://www.piriform.com/blog/2011/8/24/speccy-v112 (announcement)

SeaMonkey 2.3.1
open source all-in-one Internet suite: browser, email, news feed, newsgroups, IRC chat, & html editor
http://www.seamonkey-project.org/

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