Dokeos - Open Source eLearning Tool

Dokeos, besides the standard course management features, offers Flash based video-conferencing which enables you to organise live training and meetings remotely.
Powerpoint presentations can be imported and converted in to SCORMcourses.

Claroline

Open source e-learning platform

Claroline is an open source e-learning and e-working platform that allows teachers to create effective online courses and to manage learning and collaborative activities on the web. It has a wide user community & already translated to 35 languages.

World Wind

World Wind allows any user to zoom from satellite altitude into any place on Earth, leveraging high resolution LandSat imagery and SRTM elevation data to experience Earth in visually rich 3D, just as if they were really there. Particular focus was put into the ease of usability so people of all ages can enjoy World Wind.

Epoptes - Lab Management

Open Source Computer Lab Management & Monitoring Tool

Epoptes (a Greek word for overseer) is an open source computer lab management and monitoring tool. It allows for screen broadcasting and monitoring, remote command execution, message sending, imposing restrictions like screen locking or sound muting the clients and much more!