Baseball has always been my favorite sport. Although I would still love baseball without the data and analytics, it's undeniable that analytics provides a new way for people like me to think about the game. Baseball has a treasure trove of readily available data, which is great fun to play with. Most of my projects are whimsical rather than analytical, and very few make it off my own computer (they are for my own benefit only). Here are a few projects that made it to the outside world.
A historical look of every professional baseball game played, and the most popular resulting scores.
A Slackbot built to tell you the current baseball scores. Or ask about scores on any (recent) specific date.