Developer(s) | The PyChess Project |
---|---|
Initial release | 13 September 2006 |
Stable release | 1.0.3 / 19 March 2021 |
Written in | Python (PyGTK) |
Operating system | Unix-like, Windows |
Available in | 61 languages [1] |
Type | Computer chess |
License | GNU General Public License 3 |
Website | pychess |
PyChess is a free software chess client developed for GNU. It allows users to play offline or online via the Free Internet Chess Server (FICS). PyChess also incorporates a built-in chess engine, which in contrast to most other chess AIs is written in the Python language and focuses more on fun of play than raw strength. For more advanced users, PyChess allows for virtually any other external chess engine to be used with it. [2]
Development on PyChess was started by Thomas Dybdahl Ahle in 2006, and the first public release was sent out later that year. [3] The release contained the bare minimum of features to play a game of chess, and was backed only by the GNU Chess engine.
In the end of 2006, PyChess was close to become a part of GNOME Games, which were holding a usage survey of aspiring new games to include in the suite. [4] Being nearly just started at the time, it lost to the more established glChess, which managed to fix its hardware accelerating dependency before the end of the trial. [4] [5] glChess is still developed as a part of GNOME today. Afterwards there were talks of the two programs merging, but the developers decided they were targeting different user segments, with PyChess aiming towards more advanced users. [6]
In 2009 PyChess won Les Trophées du Libre in Paris in the category of hobby computing. [7]
PyChess has grown steadily since then, with increasing year-to-year development activity, and would cost more than $500,000 to develop today in terms of the man-hours required to develop such a codebase. [8] By 2011 it was among the seven most frequently used chess clients to access the Free Internet Chess Server, [9] which in turn is the only non-web-based chess server available for Linux.
Version 0.12 of PyChess uses PyGObject and GTK+ 3, prior versions used the obsoleted PyGTK. [10]
The current PyChess logo was contributed by Karol Kreński in 2007. [11] Karol's original design was very cartoonish, but was modified into a slightly calmer expression. [12]
According to the PyChess website:
The goal of PyChess is to provide an advanced chess client for Linux, and do that with a nice and efficient user interface in line with the GNOME Human Interface Guidelines. The client should be fun and exciting to those new to chess – who just want to play a short games to procrastinate their work – as well as those who want to utilize their computer for further enhancing their play. [13]
The PyChess project puts heavy emphasis on simplicity, trying to avoid the complicated user interfaces of XBoard and BabasChess. This implies adding new features slowly, so they can be integrated in the overall usage scheme, and make things "just work". At the same time the project strives to contain most of the features known from major Windows chess clients such as Chessbase and Aquarium by ChessOK.
Freeciv is a single- and multiplayer turn-based strategy game for workstations and personal computers inspired by the proprietary Sid Meier's Civilization series. It is available for most desktop computer operating systems and available in an online browser version. Released under the GNU GPL-2.0-or-later, Freeciv is free and open-source software. The game's default settings are closest to Civilization II, in both gameplay and graphics, including the units and the isometric grid. However, with a lot of multiplayer games being played in longturn communities, rulesets and additional variants have evolved away from the original ruleset. Freeciv is playable online at Longturn.net, fciv.net, freecivweb.org and some temporary private servers.
XBoard is a graphical user interface chessboard for chess engines under the X Window System. It is developed and maintained as free software by the GNU project. WinBoard is a port of XBoard to run natively on Microsoft Windows.
PyGTK is a set of Python wrappers for the GTK graphical user interface library. PyGTK is free software and licensed under the LGPL. It is analogous to PyQt/PySide and wxPython, the Python wrappers for Qt and wxWidgets, respectively. Its original author is GNOME developer James Henstridge. There are six people in the core development team, with various other people who have submitted patches and bug reports. PyGTK has been selected as the environment of choice for applications running on One Laptop Per Child systems.
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Assistive Technology Service Provider Interface (AT-SPI) is a platform-neutral framework for providing bi-directional communication between assistive technologies (AT) and applications. It is the de facto standard for providing accessibility to free and open desktops, like Linux or OpenBSD, led by the GNOME Project.
Vala is an object-oriented programming language with a self-hosting compiler that generates C code and uses the GObject system.
PackageKit is a free and open-source suite of software applications designed to provide a consistent and high-level abstraction layer for a number of different package management systems. PackageKit was created by Richard Hughes in 2007, and first introduced into an operating system as a default application in May 2008 with the release of Fedora 9.
Jami is a SIP-compatible distributed peer-to-peer softphone and SIP-based instant messenger for Linux, Microsoft Windows, macOS, iOS, and Android. Jami was developed and maintained by the Canadian company Savoir-faire Linux, and with the help of a global community of users and contributors, Jami positions itself as a potential free Skype replacement.
Smuxi is a cross-platform IRC client for the GNOME desktop inspired by Irssi. It pioneered the concept of separating the frontend client from the backend engine which manages connections to IRC servers inside a single graphical application.
GTK is a free software cross-platform widget toolkit for creating graphical user interfaces (GUIs). It is licensed under the terms of the GNU Lesser General Public License, allowing both free and proprietary software to use it. It is one of the most popular toolkits for the Wayland and X11 windowing systems.
GNOME, originally an acronym for GNU Network Object Model Environment, is a free and open-source desktop environment for Linux and other Unix-like operating systems.
OCRFeeder is an optical character recognition suite for GNOME, which also supports virtually any command-line OCR engine, such as CuneiForm, GOCR, Ocrad and Tesseract. It converts paper documents to digital document files and can serve to make them accessible to visually impaired users.
LightDM is a free and open-source X display manager that aims to be lightweight, fast, extensible and multi-desktop. It can use various front-ends to draw the user interface, also called Greeters. It also supports Wayland.
mpv is free and open-source media player software based on MPlayer, mplayer2 and FFmpeg. It runs on several operating systems, including Unix-like operating systems and Microsoft Windows, along with having an Android port called mpv-android. It is cross-platform, running on ARM, MIPS, PowerPC, RISC-V, s390x, x86/IA-32, x86-64, and some other by 3rd party.
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