Eboard is a chess interface for Unix-like systems (GNU/Linux, FreeBSD, Solaris, etc.) based on the GTK+ GUI toolkit. It provides a chess board interface to ICS (Internet Chess Servers) like FICS and to chess engines like GNU Chess, Sjeng and Crafty. The primary purpose of eboard is serving as interface to FICS, but also allows you to play against a chess program, analyze saved games, and play with other eboard user on the Internet. Eboard is developed by Felipe Bergo (fbergo at gmail dot com , and my handle at FICS is Pulga). eboard is Free Software, distributed under the terms of the GNU General Public License. Eboard provides many features other interfaces lack, like a good looking, configurable interface, multiple board views, resizeable board (without restarting), seek table, text input separated from the output, input history (bash-like), scripting, scroll lock, and many others. See the features section for a walk-through of eboard's features. Eboard development services are hosted by SourceForge. An FTP mirror of eboard and related files is kindly hosted by the SEUL project.

The JavaBoard is an easy to use interface for the American Free Internet Chess Server! This client is especially geared towards new users. More experienced users may find downloading an interface to connect with a better option, as it will offer more features.

Jin is an open source, cross platform, graphical client (interface) for the Internet Chess Club and the Free Internet Chess Server. It currently supports ICC and FICS but is designed to be able to support any chess server.

Knights aims to be the ultimate chess resource on your computer. Written for the K Desktop Environment, it's designed to be both friendly to new chess players and functional for Grand Masters. Here's a quick list of Knights' key features:

Play against yourself, against computer opponents, or against others over the Internet.
Customize your board and pieces with over 30 different themes, or create your own!
Audio cues help alert you to important events.
Novice players can preview potential moves.
Save your unfinished matches and play them again later.
Knights is OSI Certified Open Source Software and is licensed under the GNU General Public License.

Some Lantern Chess Interface features are: open pgn, it logs the users games to a pgn file, UCI engine analysis supported when in examine mode on ICC and also observing game mode on ICC ( not when playing), customize look and feel of chat consoles in the console menu on chat console. A lot of work has also been put into the Chess Board in Lantern.

Lantern Chess can support both BlitzIn multi console and Dasher tabs. You customize the tabs channels yourself like BlitzIn customize chat console. Window menu/ New Chat Console if you want multiple consoles to view the 12 tabs.

The user can set a font by tab and font size, can have a different background color on different tabs, can specify a tell console. supports all wilds on ICC, including crazyhouse, bughouse kriegspiel and shatranj. has a board console and in examine mode a piece pallet for setting up chess positions on chessclub.

In Lantern you can type text and instead of hitting enter to send it to ICC, type ctrl + g and it will open the browser like a link click does, but to the google page loaded with the search of those words typed.

Lantern supports private notify lists essentially. Get notified on the tab a channel is on when a person enters or leaves channel, which always happens on logon and logoff. use connect notify to notify a person on all shared channels. This feature can be usd to track channel regulars on ICC or even your favorite Grandmasters on ChessClub.com without them having to be informed.

Lantern Chess is a GPL program. Unzip the same jar file you click to start lantern to get at Source Code and License.

Lantern Chess can be used for a free trial on ICC. See Validating with PayPal

XBoard is a graphical user interface for chess in all its major forms, including international chess, xiangqi (Chinese chess), shogi (Japanese chess) and Makruk, in addition to many minor variants such as Losers Chess, Crazyhouse, Chess960 and Capabanca Chess. It displays a chessboard on the screen, accepts moves made with the mouse, and loads and saves games in Portable Game Notation (PGN). It serves as a front-end for many different chess services, including:

Chess engines that will run on your machine and play a game against you or help you analyze, such as GNU Chess, Crafty, or many others.

Chess servers on the Internet, where you can connect to play chess with people from all over the world, watch other users play, or just hang out and chat.

Correspondence chess played by electronic mail. The CMail program automates the tasks of parsing email from your opponent, playing his moves out on your board, and mailing your reply move after you've chosen it.

XBoard runs on Unix and Unix-like systems that use the X Window System.