- COGfilm
- Abraham Lincoln Online
- The Association of Lincoln Presenters
- The Abraham Lincoln Association
- Abraham Lincoln Presidential Library & Museum
- Lincoln’s Collected Works (searchable)
- The Papers of Abraham Lincoln
- The Lincoln Log: A Daily Chronology
- The Lincoln Forum
- The Lincoln Institute
- Lincoln-Douglas Debates Podcasts
- Beyond the Log Cabin: Kentucky’s Abraham Lincoln
- 21st Century Abe
- Lincoln at 200
- Lincoln Bicentennial National Site
- Build Your Own Lincoln Mainstreet
- The American Civil War Homepage
- LSU United States Civil War Center
- Tennessee Civil War Preservation Association
- Small Associates