College Football Data for College Football Data Geeks
CollegeFootballData.com (CFBD) is a sports statistics and analytics website with an API, downloadable data, blogs, etc
All things Michigan sports with play by play analysis, podcasts, game previews and more
A Reddit forum for learning about college football data analysis
Advanced game and team metrics
Loads of historical data
Official NCAA football stats
Detailed article by Bill Connelly on the most important cfb stats