The document provides an overview of open-source learning management systems (LMS), focusing on Moodle and Sakai. It discusses that over 40% of U.S. training organizations have an LMS installed, but satisfaction and ROI vary. Open-source LMS solutions offer lower long-term costs than commercial options and provide feature-rich toolsets and flexibility. Moodle and Sakai originated in academia but have expanded to other markets. They differ in technologies used and approaches, with Moodle using PHP and focusing on ease-of-use, while Sakai uses Java and focuses on enterprise capabilities.