Available online for free, FRUS presents the documentary record of major U.S. foreign policy decisions and diplomatic activity, as transcribed from archival holdings across the U.S. (including the JFK Library).
This site posts Presidential Recordings from the holdings of the Presidential Libraries (including the JFK Library) and makes them available for download. Transcripts are available for some recordings.
On the 40th anniversary of the Pentagon Papers leak to the press, the National Archives, along with the Kennedy, Johnson, and Nixon Presidential Libraries, has released the complete report. There are 48 boxes and approximately 7,000 declassified pages. Approximately 34% of the report became available for the first time in 2011.
The American Presidency Project at the University of California, Santa Barbara makes available for searching and browsing the Public Papers of the Presidents, which contain most of the Presidents' public messages, statements, speeches, and news conference remarks.