Activity based collaborative distributed online courses can be created and published using this server.

An offline searchable of Wikipedia.org for selected languages.

Sugar is both a desktop and a collection of Activities. Activities, as the name implies, are Apps that involve active engagement from the learner.

Turtle Blocks is an activity with a Logo inspired graphical "turtle" that draws colorful art based on snap-together visual programming elements.

PhET provides fun, free, interactive, research-based science and mathematics simulations.

An offline version of Khan Academy. KA Lite is open-source software that mimics the online experience of Khan Academy for offline situations.

Learning through games

Owncloud is an open source, self-hosted file sync and share app platform. Access & sync your files, contacts, calendars & bookmarks across your$ devices.

Snap! is a visual, drag-and-drop programming language.

Edgy is based on Snap to do graphs and networks.

Free and Open Source Software for Education available to download and share.