Sticker List - Discover the best stickers daily and publish your own.
Cockatrice - Cockatrice is an open-source, multiplatform program for playing tabletop card games over a network.
Sticker.Place API - Get stickers for your app
Hearthstone - Pick up your cards and throw down the gauntlet!
Unixstickers by Sticker Mule - Stickers for fans of unix, software, coding and open source
XMage - XMage allows you to play Magic against one or more online players or computer opponents.