phalanx - A Chess Program

Property Value
Distribution openSUSE Tumbleweed
Repository Games x86_64 + i586
Package filename phalanx-25-1325.59.i586.rpm
Package name phalanx
Package version 25
Package release 1325.59
Package architecture i586
Package type rpm
Category Amusements/Games/Board/Chess
License GPL-2.0+
Maintainer -
Download size 311.00 KB
Installed size 665.37 KB
A smart chess playing program which uses opening book.
Dusan Dobes <>


Package Version Architecture Repository
phalanx-25-1325.59.x86_64.rpm 25 x86_64 Games
phalanx-25-1.11.i586.rpm 25 i586 openSUSE Oss
phalanx-25-1.11.x86_64.rpm 25 x86_64 openSUSE Oss
phalanx - - -


Name Value -


Name Value
chess_backend -
phalanx = 25-1325.59
phalanx(x86-32) = 25-1325.59


Type URL
Binary Package phalanx-25-1325.59.i586.rpm
Source Package phalanx-25-1325.59.src.rpm

Install Howto

  1. Add the Games repository:
    # zypper addrepo games
  2. Install phalanx rpm package:
    # zypper install phalanx




2016-11-22 -
- updated to XXV
Better time management to use more time if the best move changed
recently.  Search improvements: Added simple ProbCut, tuned null move
and LMR, simplified check evasion extension.  Static evaluation bug
fixes, several of them submitted by Fabrice Lecouvey, thanks.  New
parameter to root moves randomization, it can now be limited
to first N moves of the game.  New opening book generated from
KingBase Lite 03/2016 (
2015-05-11 -
- updated to XXIV
* Xboard protocol - 'memory' command support.
* New file phalanx.eng to support the new Xboard automatic engine
* More log messages.
* Late move reductions with move count based pruning.
* Small but important changes in the static evaluation that improve
endgame play: Passed pawn, rook mobility, knight mobility.
* Default contempt factor changed from -20 to -10.
* Fixed tournament timecontrols.
* Positional  learning is now off by default.
* Tweaked polling input timeslice to better handle rapid changes
in analyze mode.
* Fixed GCC warnings.
2014-11-19 -
- updated to XXIII final
* Xboard protocol version 2 compatibility.
* New -n commandline option to limit nodes per second.
* New -z commandline option to randomize root moves.
* Easy levels now don't play instantly, but use time.
* DrawScore (contempt factor) adjusted in endgames towards
positive values to avoid playing dead draws like KRKR.
* Minor engine fixes.
* see HISTORY for details
2013-05-18 -
- Add phalanx-castling-broken.patch to fix castling (bnc#819525)
2012-08-07 -
- updated to XXIII-beta
2012-03-23 -
- Parallel build with %_smp_mflags; strip redundant sections/tags
2006-01-25 -
- converted neededforbuild to BuildRequires
2005-06-16 -
2005-04-18 -
- fix for current gcc
2004-01-12 -
- let rpm strip

See Also

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pioneer-20200203-1.2.i586.rpm A game of lonely space adventure
pioneer-20200203-1.2.x86_64.rpm A game of lonely space adventure
pioneer-data-20200203-1.2.noarch.rpm Pioneer: art and other architecture independent data
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pioneers-15.5-1.40.x86_64.rpm Playable implementation of the Settlers of Catan
pioneers-ai-15.5-1.40.i586.rpm Pioneers AI Player