Cards against Humanity - A party game for horrible people.
NullpoMino - NullpoMino is an open-source action puzzle game that works on the Java platform.
Apples to Apples - Apples to Apples is a Party, Board and Card game revolve around those players who are playing Card against Humanity.
Blockinger - An open source Tetris clone for Android.
Mandatory Fun - All the fun of Cards Against Humanity with none of the penis jokes.
Good Old Tetris - Play Tetris Online. The game that will never get old.