The Scrum Guide, which represents the official Scrum Body Of Knowledge, was written by Ken Schwaber and Jeff Sutherland, co-creators of Scrum. The latest version of the official Scrum Guide is available below in the original English as well as 15 additional languages. To access a guide, click on the flag representing your preferred language.
The Scrum Guide is hosted by Scrum.org, which provides Scrum resources, training, assessments, and certification as part of the Professional Scrum Master and Professional Scrum Developer programs.