Jerry - Das Schachprogramm

About

Jerry is a cross-platform chess graphical user interface.

• based around one of the world's best chess program Stockfish
• play against the computer
• adjust strength levels to match your skill
• enter, edit and analyse games
• fully automatic game analysis
• read and save games in standard PGN format
• copy and paste FEN positions and pgn games from clipboard
• cross-platform: modern look on Linux and Windows
• handle large (i.e. 1 GB) PGN files
• easy and intuitive GUI
• free software (GNU GPL 2), no adware/spyware

Download

Current Version: 4.2.0

• Windows
  • Exe Installer
  • or install via WinGet: winget install asdfjkl.jerrychess
• Linux
  • install from Snapstore
  • or install manually (coming soon)

Blog

Once in a while I blog about the development of Jerry at my blog "Building Jerry".

Changelog

Version 4.2.0 (Dec 2021)

• opening book with statistics
• dark mode
• several bugfixes

Version 4.1.1 (Jan 2021)

• fixed bug when starting a new game

Version 4.1.0 (Jan 2021)

• several bugfixes (see issue tracker)
• database: edit & save for large PGNs
• colorize last move
• drawing arrows & colorizing fields
• keyboard shortcuts
• fullscreen mode
• option to hide toolbar

Version 4.0.0 (Oct 2020)

• complete rewrite
• position search even in very large PGN files

Version 3.2.1 (Dec 2019)

• bug fix in displaying move and position annotations
• ability to flip board when entering a new position

Version 3.2.0 (July 2019)

• MultiPV up to 4 lines
• ability to handle and search (metadata) of large (> 1 GB) PGN files
• user defined font-sizes

Donate

You can support the development of Jerry by donating via Paypal.

Roadmap

Current plans for future versions:

Version 4.3

• [DONE] opening book support
• replace Stockfish skill level with UciLimitStrength (any engine)
• more options to edit/replace/add games in pgn files
• visual representation (i.e. graph) of game progress
• ability to set default database
• ship a default database of a few thousand interesting games
• option to show arrow that illustrates engine top-move in analysis
• "drag" pieces in enter-position dialog
• show more engine info: Tablebase Hits and Hash percentage
• ship with pre-configured 4-piece (size!) tablebases
• ability to click on engine lines
• drag and drop for pgn files