Engine Updates

Barbarossa 0.2 (UCI)
Haskell source; Win64, Linux64
- many improvements in evaluation and search
- "precompiled binaries are only for 64 bit with popcount instruction (SSE4.2)"
- "seems to be 250 Elo better" [than previous version]
https://github.com/nionita/Barbarossa/releases

Carballo 1.1 (UCI)
Java source; cross-platform jar file; supports Polyglot books
- jar file is found inside file 'carballo-uci-1.1.tgz'
https://github.com/albertoruibal/carballo/

Galjoen 0.27 (WB)
C++ source; Win64; uses Polyglot books
http://www.goudengaljoen.be/

Jazz r840 (WB)
C source; Win32/64, Linux32/64
http://www.eglebbk.dds.nl/program/chess-download.html

RamJet 0.10 (UCI)
Win32
- "completely rewritten (and tuned) eval"
http://www.g-sei.org/ramjet/

Sayuri 2015.02.21 (UCI)
C++ source (Japanese comments); mp (up to 64 threads); Linux64, Win64
http://github.com/MetalPhaeton/sayuri/releases

Sjaak II 1.0, RC 5 (WB)
C source; Win32/64, Linux32/64, Mac32/64, variants
http://www.eglebbk.dds.nl/program/chess-download.html (Mac build + source)

Sting SF 4.8.4 (UCI)
C++ source; Win32/64, requires extra dlls (not included); Stockfish derivative
http://www.mediafire.com/download/yvw4w1cf2bp38kf/sting-sf-484.zip (direct link)

Zurichess appenzeller (UCI)
Go source; Win32/64, Linux32/64
- "about 80-100 Elo stronger"
- this release's theme is improving search
- implemented UCI command 'stop'
- added a separate table for principal variation
- added killer heuristic to improve move ordering
- extended search when current position is in check
- improved time-control; in particular zurichess uses more time when there are fewer pieces on the board
https://bitbucket.org/brtzsnr/zurichess/src/?at=release.appenzeller (source)
https://bitbucket.org/brtzsnr/zurichess/downloads (download)

Chess News

Jim Ablett Android compiles
- SamChess JA (WB)
- Byak 8.10.14 JA (UCI)
- Zurichess Appenzeller JA (UCI)
- GullChess 1.2 JA (UCI)
http://jimablett.net63.net/compiles.html

Chess Programming Blogs

Nothing new today

Wiki Page Changes

Chess Logos List
update by Norbert Raimund Leisner
- updated count of Norbert Raimund Leisner Chess Logos
http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:chess_logos_list

GUI Protocol List
update by Norbert Raimund Leisner
- ChessBase: removed a link
http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:gui_protocol_support_list

Private Engine List
update by Norbert Raimund Leisner
- removed RamJet, it is now public
http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:private_engine_list

Private Engine List
update by Ron Murawski
- added The Machine
http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:private_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

Adblock Plus 1.8.11 for Chrome, Opera and Safari
free, open source browser plugin that blocks most web advertisements
http://adblockplus.org/en/

Calibre 2.20.0
cross-platform open source ebook manager supporting all popular ebook readers
with format conversion, news feeds, and integrated e-book viewer
http://calibre-ebook.com/

CCleaner 5.03
free Windows/Mac/Android registry and file optimization/privacy/cleaning tool; thorough and effective
uninstalls programs, system restore, drive wiper, controls startup programs, context menus, etc
http://www.piriform.com/ccleaner (CCleaner homepage)
http://www.piriform.com/blog/2015/2/24/ccleaner-v503 (announcement)

Django 1.7.5
high-level, rapid development, Python-based web framework
https://www.djangoproject.com/

Feng Office 3.1.0.0
free web-based open source collaboration platform
management of: project tasks, billing, documents, communication, scheduling, electronic information, etc.
- only the 'Community Edition' is free
http://www.fengoffice.com/web/
http://sourceforge.net/projects/opengoo/files/fengoffice/ (download)

Firefox 36.0
popular, free, open source browser
http://www.mozilla.com/ (homepage)

Ghostery 5.4.2
free browser addon; alerts you about web bugs, ad networks and tracking widgets on every web page you visit;
"See who's tracking your web browsing and block them"
http://www.ghostery.com/download

Jython 2.7, Beta 4
Python language for Java platform (runs on jvm)
- this is a *beta* release
- requires Java 7 or later
- mostly bugfixes and stabilization, but some new language features added
http://www.jython.org/

KaOS 2015.02
independent, x86_64 rolling-release Linux distro; KDE desktop; #31 in popularity
- this is the monthly rolling-release snapshot
http://kaosx.us/

Perl 5.20.2
popular open source scripting language
http://www.perl.org/ (homepage)

Puppy Linux -- Fatdog64 700 Final
Puppy is a popular (#12) and easy-to-learn, easy-to-use Linux distribution
Open source, boots from a CD (your Windows installation is unchanged) w/ simple instruction manual
old, slow computers run very well using Puppy's all-in-memory Linux kernel
There are many versions of Puppy available, each with a specific purpose
You don't necessarily use the latest release, you use the version with the software you want
You will need to know how to burn a disk from an ISO image
- Fatdog64 is a 64-bit Puppy distro; it is larger than most other Puppys
- Precise Puppy is binary-compatible with Ubuntu LTS 12.04.1
- Wary Puppy is intended to run on older hardware
- Racy Puppy is a mod of Wary Puppy, supporting the newest machines
- Slacko Puppy can use Puppy, Slackware, Salix, or Slacky software repositories; Slacko seems to be the flagship version
- Quirky Puppy is built from Wary and Racy and is very experimental
- Tahrpup is built from Ubuntu Trusty Tahr
- Quirky Unicorn is built from Ubuntu Utopic Unicorn
http://puppylinuxnews.org/ (news)
http://puppylinux.org/ (PuppyLinux homepage)
http://distro.ibiblio.org/fatdog/web/latest.html (release notes)
http://distro.ibiblio.org/fatdog/web/ (Fatdog homepage)

Q4OS 0.5.26
Linux distro based on Debian (Stable); Trinity desktop; #26 in popularity
http://q4os.org/

qBittorrent 3.1.12.0
open source cross-platform Bittorrent client
http://www.qbittorrent.org/

Sandboxie 4.16
free utility (nagware): run/install programs in a safe sandbox that cannot affect your Windows stability/security
http://www.sandboxie.com/ (homepage)

SQLite 3.8.8.3
open source SQL database for programmers; small and fast
- fix an extremely rare bug
- "upgrading from the previous release is optional"
http://www.sqlite.org/ (homepage)
http://www.sqlite.org/news.html (update info)
http://www.sqlite.org/releaselog/3_8_8_3.html (changelog)

Tails 1.3
Debian-based Linux32 distro; GNOME desktop; #28 in popularity
distro has the goal of providing complete Internet anonymity for the user
https://tails.boum.org/

Thunderbird 31.5.0
Mozilla's excellent open source email program
http://www.mozillamessaging.com/en-US/thunderbird/ (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