The Agile Alliance is a nonprofit organization founded in 2001 to promote the principles and practices of Agile software development. It supports a community of professionals who are dedicated to improving software delivery through collaboration, flexibility, and customer focus. The organization provides resources, events, and educational materials to help teams adopt Agile methodologies. One of the key contributions of the Agile Alliance is the Agile Manifesto, which outlines the core values and principles of Agile development. The Alliance also hosts the annual Agile Conference, where practitioners can share knowledge, experiences, and best practices in Agile methodologies.