This is an update the previously published first edition. With some new features and updated statistics quarterback rankings are constantly evolving.
Field Generals: 50 Greatest Quarterbacks of the Modern NFL (Volume 2)
Top 25 quarterbacks of all time: Patriots' Tom Brady leads list
2023 NFL Draft: Top 50 remaining prospects - The San Diego Union-Tribune
NFL QB Index: Ranking all 68 starting quarterbacks from the 2022 NFL season
The Top 100 Quarterbacks In NFL History, News, Scores, Highlights, Stats, and Rumors
NFL Quarterback Rankings for 2022
The 50 Worst Quarterbacks in NFL History
The Top 100 Quarterbacks In NFL History, News, Scores, Highlights, Stats, and Rumors
Top 100 NFL Quarterbacks of the 21st Century: Part VIII (5-1) – Captain Comeback: NFL Analysis by Scott Kacsmar
Ranking the best NFL quarterbacks of the 1980s