Copyright-Free Sources

NOTE: Repositories in this category provide access to digital versions of copyright-free or out-of-copyright materials.

Audio

• LoudLit: http://www.loudlit.org/
• LibriVox: http://www.librivox.org/
• Free Classic Audiobooks: http://freeclassicaudiobooks.com/
• Learn OutLoud: http://www.learnoutloud.com/Free-Audio-Video#directory

Digital

• Wikibooks: http://en.wikibooks.org/wiki/Main_Page
• Curriki: http://www.curriki.org/xwiki/bin/view/Main/WebHome