Engine Updates

Orion 0.2 (UCI)
Win64
- incremental move generation
- killers heuristic (to avoid quiet move generation)
- hash storage and usage in quiescence search
- delta pruning and See pruning in quiescence search
- KPK evaluation improved (pawn is now considered as passed)
- automatic detection of the x86-64 'popcnt' instruction support by the host CPU
http://orionchess.pagesperso-orange.fr/

Protej 0.5.8c (WB/UCI)
Win32
- new build with larger (128 MB), but fixed-size hash
http://protej.info/ (homepage)
http://protej.info/files/protej058c_128.rar (direct link)

Sayuri 2014.06.16 (UCI)
Sayuri 2014.06.15 (UCI)
Sayuri 2014.06.14 (UCI)
C++ source (Japanese comments); mp (up to 64 cores); Win64, Linux64
- intended for clang compiler using cmake
http://github.com/MetalPhaeton/sayuri/releases (source + builds)

G6 site has moved to
http://e4e6.com/

Chess News

Frank's Chess Page
Frank Quisinsky's page
- update #025 & #026
http://www.amateurschach.de/main/_news.htm

Kvetka 3.22.1 Chess GUI (UCI)
designed for game viewing and analysis; several plug-ins available; available in a portable version
http://kvetka.org/en/

Sunsetter w23 (WB)
plays variants only: crazyhouse and bughouse
source; Win, Linux
- new Linux build with updates
- "it is supported and tested on linux as of 2014, and the source code should still work on Windows" (but is untested)
http://sourceforge.net/projects/sunsetter/files/sunsetter-w23/

Chess Programming Blogs

Nothing new today

Wiki Page Changes

updates by Norbert Raimund Leisner

GUI Protocol List
- Shredder UCI: added availablility comments
http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:gui_protocol_support_list

Native Engine List
- Fritz: added a link
http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:native_engine_list

Variants Engine List
- added more Knightmate/NightRider engines
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

7-Zip 9.33 alpha
open source, cross-platform file archiver with very good compression
- this is an *alpha* release
http://www.7-zip.org

Double File Scanner 2.00
detect duplicate files on your hard-drive quickly, based on SHA-1 hashes; Windows only
http://muldersoft.com/#doublescan

Pale Moon 24.6.2
open source, efficiency-optimized build of Firefox source code; for Windows only
- 32 & 64-bit versions available
http://www.palemoon.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