Statistical reference offering a collection of graphs from Major League Baseball. Site also features news and an editor blog.
Baseball Think Factory
Site dedicated to the analysis of baseball, offering information and resources for game players and sabermetricians. Includes simulations and essays.
Red Sox Stats
Offers sabermetric statistics for the Red Sox organization. With a glossary, prospects, and pitching and hitting data.
Provides a background into the study of baseball using Sabremetrics to help teach readers about the objective analysis of player performance.