6 Best Free and Open Source FICS Chess Clients - LinuxLinks

Free Internet Chess Server is a server for chess players to play against each other over the Internet. Here's the best clients.

Chess games - LinuxReviews

10 Best Free Linux Chess Apps (Updated 2021) - LinuxLinks

ChessX - Free Chess Database

Free Internet Chess Server - Quick Guide

Source Code •

cli-chess - play chess in your terminal - LinuxLinks

Free Chess Club: Play Online Chess on the Free Internet Chess Server

6 Best Free Chess Analysis Software For Windows

PyChess - free gtk chess client - LinuxLinks

Free UCI-Compatible Chess Programs for the Stockfish Engine - HobbyLark

Free UCI-Compatible Chess Programs for the Stockfish Engine - HobbyLark