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descriptionPurple Haze EmptyPurple Haze

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Purple Haze Logoxy10

Purple Haze is a free chess engine compatible with the Xboard protocol. It is written by Vincent Ollivier and distributed under the terms of the GNU General Public License version 3.

https://github.com/vinc/purplehaze

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Purple Haze 2.0.2

- source-code-only release
- better Xboard support
- new internal iterative deepening implementation
- working material hash table
- code clean up
- code optimizations
- lot of bug fixes
- no more dependency to Boost C++ Libraries

https://github.com/vinc/purplehaze/tags

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Purple Haze 2.0.2 w32
http://www3.telus.net/tmokonen/PurpleHaze202MinGW32.rar

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Purple Haze 2.0.2 TM (23-Apr-2012)

- silent update, no version number change.

http://www3.telus.net/tmokonen/purplehaze202new.rar

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Purple Haze v2.0.3 released
https://github.com/vinc/purplehaze/zipball/v2.0.3

- Improved search heuristics
* Better search pruning
* Null Move Pruning
* Futility Pruning
* Code improvements
* Clean up
* Better test coverage
* Bug fixes

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Purple Haze v2.1.0

10 Nov 2012 v2.1.0 - Level up

- New features
* Support of ARM architecture
* Better time management
* Better Xboard support
* New command line options
* New Log class

- Code improvements
* Better test coverage
* Bug fixes
* Clean up

Vincent Ollivier wrote:
It has been six months since the previous release and during this time Purple Haze has made good progress. It should not be too far below 2000 ELO by now.

Code:

git diff v2.0.3 v2.1.0 --shortstat
 52 files changed, 1544 insertions(+), 971 deletions(-)

This version mostly contains bug fixes and code improvements but I can now begin to focus solely on tuning the weights of my evaluation function. Preliminary test results show that there is much to gain in this area.

https://github.com/vinc/purplehaze

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Purple Haze 2.1.0 JA 32-bit (Windows, Linux & Android)

https://dl.dropbox.com/u/5047625/purplehaze-210-ja.zip
http://cl.ly/KpYs/purplehaze-210-ja.zip

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