PongUp - The ping pong leaderboard for awesome offices
Papio - Friendly foosball scorekeeper and stats tracker for Slack
Ranked.Fun - An online leaderboard with your friends for your favorite games (Ping Pong, Foosball, Smash Ultimate, Chess, etc.)
Pongbot - Slack bot for ping pong tracking.
Slack Poker Bot - A bot that turns Slack into a Texas Hold'em client
Leaderboard - Keep track of your office games in Slack