LaunchBox - LaunchBox is a portable, box-art-based games database and launcher for DOSBox, emulators, arcade cabinets, and PC Games. Download it free!
Colonist.io - Free online alternative to the popular board game Settlers of Catan. Play single or multiplayer, with expansions, custom maps, and more. No download or sign up required!
GameEx - GameEx is considered to be the most powerful and feature rich front-end for MAME, GameBase, Daphne, PC Games and all command line based game emulators, along with being a complete Home Theatre PC solution.
Agricola - Agricola is a Board, Strategy, Card, Deck-Building, Single-player, and Multiplayer game in which you have to start playing the tactical adventure game over the tabletop, make strategies, and get victories against your friends.
GamersGate - Buy and download games instantly for PC and Mac.
Terraforming Mars - Terraforming Mars is a Board, Strategy, Single-player and Multiplayer video game with an emphasis on Space, Online PVP, and Tabletop elements.