Sortable listing of Cap hits, salaries (base and average), by year, position and team (or league-wide) for NFL, NHL, MLB, NBA. Detailed per-player contract information (click player name to view) including prior and current contracts.
Also includes Team contract info, Trade Tracking, Free Agent tracking and Draft Tracking (signings, contract info).
NFL 2012 Cap hit - QBs
NFL Free Agents
NFL Trade Tracker
NFL Draft Signings Tracker
Seems like it may be useful and of interest to some here.