Cockatrice - Cockatrice is an open-source, multiplatform program for playing tabletop card games over a network.
Apples to Apples - Apples to Apples is a Party, Board and Card game revolve around those players who are playing Card against Humanity.
Hearthstone - Pick up your cards and throw down the gauntlet!
Joking Hazard - Joking Hazard is an exciting Party Card game developed by Cyanide and Happiness which you must accomplish using different cards from a deck full of horrifying and awkward possibilities.
Magic: The Gathering - The classic card-trading strategy game brought to the PC.
Cards against Humanity - A party game for horrible people.