Wikipedia
Warbreaker
Warbreaker is a stand-alone fantasy novel written by American author Brandon Sanderson. It was first published in June 2009 by Tor Books.
Sanderson released several rewrites of Warbreaker under a Creative Commons license ( CC BY-NC-ND 3.0 US), one chapter at a time. The entire novel, including older drafts, is available in digital format from Sanderson's website. Warbreaker has been well received by reviewers.