BYU Speeches of the Year
Search by speaker, topic, or year; this site has a lot of material in a lot of formats.
FAIR Youtube Channel
Featuring videos of Blake Ostler, David Paulson, Wendy Ulrich, Michael Ash, Kevin Barney, Brant Gardner, etc.
Streaming audio, video, and MP3 of various scholars such as Daniel C. Peterson, Hugh Nibley, John W. Welch, and others.
LDS.org Audio Gospel Library
Scriptures, General Conference, magazines and study manuals. See also the Broadcast Archives, which contains CES firesides and other various videos.
MP3s of presentations from 1987 to the present. 1987-2006 free of charge.
The Worlds of Joseph Smith
The 2005 International academic conference cosponsored by BYU and the Library of Congress. Video and Audio available.