8.7 (24 May 2015)
tournament progress on taskbar icon on Windows 7 or later
port number is written into log window when network tournament starts
window is not scaled and blurred on high DPI monitors
optimized pbrain-pela
Fixed bug: rule "five or more stones win / exactly five stones win" in network tournament

8.6 (2 May 2014)
warning is shown if tournament is started and file openings.txt can't be opened
message "File not found" instead of "Can't create process (error 2)"
download page moved from gomocup.wz.cz to gomocup.org
Fixed bug: score was not updated during continuous game
Fixed bug: drawing issues during network tournament
Fixed bug: folder for AI was required for human network game
Fixed bug: could not start AI process if there was space in file name
Fixed bug: crash if right-click into server window after network tournament finished

8.5 (31 July 2011)
new command line arguments, see piskvork.txt
sound notifications (can be enabled in options)
"exactly five stones wins" radio button in the Tournament window
"Save undo moves" option. The behaviour of saving moves is different compared to the previous versions.
the rule and opening CRC is written in the result window and in the result file
AI's errors are written to the standard error during batch executions
menu item Help->Download another AI
minimal board size is 5
added new skin
Fixed bug: toolbar could not be customized on Windows Vista/7
Fixed bug: read write race condition in -tmppsq mode
Fixed bug: deadlock at the end of match that has been started from the command line

8.4 (13 April 2009)
possibility of setting CPU core affinity by command line parameter -a <mask>
continuous generating of psq files in tournament must be switched on by parameter -tmppsq

8.3 (28 April 2008)
option "Openings are randomly rotated"
file openings.txt contains first moves (it is not compatible with old openings files which assumed the first move in the board center)
Game/"Tournament from this opening"
game is saved after every move into tmp subfolder under a tournament folder
game error code is saved at the end of a psq file (only during tournament on a local computer)
fixed redrawing bugs on multi-core pc

8.2 (25 May 2006)
log window and tournament result window are resizeable
total number of openings in the tournament result
option to ignore error messages from AI

8.1 (13 April 2006)
Fixed bug: bad AI initialization if "Debug pbrains" was enabled
Added css style to tournament results

8.0 (25 March 2006)
option continuous game
keyboard shortcuts and toolbar are configurable
Undo and New game function during the internet game 
"Send message" dialog window is activated when a key is pressed and remains active after sending message
Clear button in log window, 
 option not to clear log after every game
message from msg.dat is displayed even if tah.dat is erroneous
command-line argument -p for a batch execution

7.9 (19 December 2005)
option to select folder where AI can store its data files

7.8 (23 November 2005)
time precision is 1 millisecond
double-click on player's name on the status bar to show window to open AI 

7.7 (26 June 2005)
Undo uses a command TAKEBACK
initialization of AI is not included in time for a turn

7.6 (3 June 2005)
option to set game rule to "exactly five in a row win"
file info.dat for AI which communicate via old protocol

7.5 (3 May 2005)
network game between two human players
automatic openings are read from file openings.txt
all pipe commands can be logged to a file

7.3 (21 April 2005)
messages from AI which uses files protocol
RESTART is sent to AI instead of terminating it (but not during a tournament)
RECTSTART is used instead of START if the board is not square
CRC of ZIP or EXE files in a tournament result

7.2 (16 April 2005)
messages are saved to a text file during a tournament
Tournament\Games count
time for a turn is in seconds, but it can be a floating point number
a tournament folder is created automatically if it does not exist
results are sorted by points, ratio, mutual match

7.1 (10 April 2005)
repeating game when it was a tie
html table of tournament
tournament result is saved to a text file
number of games played and number of moves per match in the result
tournament is saved to a file so that aborted tournament can be resumed
memory limit is checked during tournament
external commands can be executed after each game or at the end of a tournament

7.0 (5 April 2005)
network tournament 
AI is restarted when it is unfairly terminated by the other AI
setting AI process priority
tournament result is not modal window and can be shown by menu Game/Result
each application instance has its own temporary directory

6.7 (28 March 2005)
tournament option to save only games when the first player lost
tournament results: maximal thinking time, wins/losses divided to started/not started
moves counter can start from 0 or 1
"Add" button in the tournament dialog can be used to select more exe files
command line parameter can be a PSQ file name

6.6 (13 March 2005)
automatic openings
toolbar
remaining times are displayed as lines under time numbers

6.5 (10 March 2005)
option to suspend pbrain when it isn't its turn

6.4 (7 March 2005)
measurement of memory during tournament
log window

6.3 (5 March 2005)
save to Gomotur format

6.2 (20 January 2005)
show coordinates around the board
option to index coordinates from 1
there is time information in saved positions 
all games of a tournament can be recorded
tournament result is sorted
tournament can be aborted by pressing Esc
open position with Ctrl ignores players information
AI working directory is TEMP
menu command Go to move
Undo works even if the computer thinks
    
6.0 (15 October 2004)
artificial intelligence moved to pbrain-pela.EXE
flip commands in the menu Skin
tournament
timeout check

5.4 (14 April 2003)
time measurement

5.2 (22 October 2002)
support for more languages
text color and winning line color added to skins

4.3 (10 July 2002)
skins

4.2 (12 March 2002)
commands Open, Save, Swap symbols
algorithm is faster

3.0 (10 September 2001)
Windows version
alfabeta depth search

1.0 (2000)
version for DOS in Pascal
