|.LRN is open source software for supporting learning and research |communities. Originally developed at MIT as part of the Intellectual |Commons, .LRN is now backed by a world-wide consortium of educational |institutions, non-profit organizations, industry partners, and open |source developers. | |.LRN capabilities today include course management, online communities, |learning management, and content management applications. In addition, |.LRN provides a powerful framework and tools for quickly innovating on |these applications and building customized solutions. Together these |capabilities support the complete online environment for learning |communities and communities of practice in higher education, K-12, |government, and non-profit organizations, with total cost of ownership |significantly lower than custom or commercial solutions. http://dotlrn.org/ Γιώργος.