National Novel Writing Month (NaNoWriMo)

Thirty days and nights of literary abandon!
http://www.nanowrimo.org/
Valuing enthusiasm and perseverance over painstaking craft, National Novel Writing Month is a novel-writing program for everyone who has thought fleetingly about writing a novel but has been scared away by the time and effort involved.
National Novel Writing Month (NaNoWriMo) is a novel-writing program for everyone who has thought fleetingly about writing a novel but has been scared away by the time and effort involved. In 2012, approximately 420,000 people from around the world, including kids and teens, wrote novels in the month of the November. National Novel Writing Month provides novel writing resources, encouragement, and support through its online forums, pep talks from accomplished authors, and in community write-ins that take place in libraries, independent bookstores, and cafes around the world. People don’t just become writers in NaNoWriMo's programs; they write together in a supportive community.