This is Release 4.89 of Popeye.
Downloading Popeye
Popeye executable
In order to use Popeye, you want to download an executable program or the source code to build an executable program yourself.
Windows: pywin64.exe
MacOS X: producing an executable for MacOS is always a hassle at best. I wasn't successful this time; if somebody can, I'll be happy to provide it here.
Linux:
git clone https://github.com/thomas-maeder/popeye.git
cd popeye
git checkout 4.89
ln -s makefile.unx makefile
make
Usage guide
Download the usage guide in your favourite language:
py-engl.txt (English)
py-deut.txt (Deutsch)
py-fran.txt (Français)
Example input files
The example input file archives will help you input problems correctly:
popeye-4.89-examples.zip (English as input language)
popeye-4.89-beispiel.zip (German)
Changes since Popeye 4.87
New features
Conditions
- Dister family (min/max, black/white) (used in Andernach 2022)
- Series Capture (to be used in Batumi 2023)
- Breton PY
- Dark Side (approximative - no complete definition available)
Piece types
- ContraHamster
Output
- forced reflex moves are now explicitly marked ?!?
Bug fixes
From issues
- intelligent mode
-- en passant capture: some solutions may have been missed
-- pser stipulations: some solutions may have been missed - Rokagogo: avoid diagonal castlings
- Phantom Chess + Geneva Chess: fix in check detection
- Actuated Revolving Board: en passant information has to be revolved with the board
- pser-s stipulations: correctly detect short solutions