Engine Updates
Nothing new today

Chess News

Chess for Android 2.8.2 (UCI)
Aart Bik's free gui + chess engine for the Android phone
- "adds the ability to set the number of processors for UCI engines that support SMP"
http://aartbik.blogspot.com/
http://www.aartbik.com/MISC/android.html

Writing your own chess program (Winglet)
A step-by-step guide for writing and improving your own bitboard chess engine by Stef Luijten
- for C++ programmers
- more info added today
http://www.sluijten.com/winglet/

Down/Problem Chess Websites

BabyChess homepage down for 5 days (404: page not found)
Bearded homepage down for 63 days
ChessAlex homepage down today
Darmenios homepage down today (502: bad gateway)
Frenzee homepage down for 238 days (purposely down until new engine release)
Sorgenkind homepage down for 104 days
Typhoon homepage down for 30 days (no response in 60 seconds)
Usurper homepage down for 103 days (no response in 60 seconds)

Wiki Changes

Native Engine List
update by Norbert Raimund Leisner
- improved link for Alpha Chess
http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:native_engine_list

Play Chess Online List
update by Norbert Raimund Leisner
- added Alpha Chess
- added Chess++
- added Chessboard
- added CompWebChess 2
- added ChessWorld.Net
- improved Comfy Chess link & comment
- added CompWebChess 2
- improved EmChess link & comment
- improved comment for FICS
- added JECmate
- added JOGRE
- improved Kibitz link & comment
- added n8Chess.Net
- added OpenUCI-Chess Engine Platform
- added UmmiteChess
http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:play_chess_online_list

Variants Engine List
update by Norbert Raimund Leisner
- added project "Chinese Chess"
- added Croatian Chess
- added Shogi (Java)-AI
- added Yagura 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

Defraggler 2.04
free file/directory/drive defragmenter with scheduling & many options
http://www.piriform.com/defraggler
http://www.piriform.com/blog/2011/4/14/defraggler-v204 (announcement)

Ext JS 4 Beta 3
free version of the open source cross-browser JavaScript library for building rich internet applications
- this is a *beta* release
http://www.sencha.com/products/extjs4-preview/ (info)
http://www.sencha.com/products/extjs4-preview/download/ (download)

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