GROWL is a pan-European project designed to form a network of trainers for degrowth.

Open Food Facts is a collaborative, free and open database of food products from around the world.

GeoCommons is the public community of GeoIQ users who are building an open repository of data and maps for the world: Create Compelling Map Visualizations Open, Accessible Data for All Open API For Developers

Netention is SEMANTIC GROUPWARE that automatically organizes a community of peoples' realities. It can then interlink them with automatically discovered opportunities that are mutually inter-satisfying - essentially suggesting to its participants how they could realize the desired futures they have described.

SOINUMAPA.NET is a Basque country Sound Map open archive project. Based on phonography or the art of recording environmental sounds, its aim is to show, share and exchange field recordings made in the Basque Country.

Remix The Commons is an intercultural space for sharing and co-creating multimedia documents about the commons. It aims at documenting and illustrating key ideas and practices of the commons movement, including through the creative process of the project itself.

Freesound aims to create a huge collaborative database of audio snippets, samples, recordings, bleeps, ... released under Creative Commons licenses.

PatientsLikeMe is committed to putting patients first. We do this by providing a better, more effective way for you to share your real-world health experiences in order to help yourself, other patients like you and organizations that focus on your conditions. PatientsLikeMe is a health information sharing website for patients. Only here do patients like you have the opportunity to share both personal stories and health data about your conditions to help uncover great ideas and new knowledge.

Stack Exchange is a fast-growing network of question and answer sites on diverse topics from software programming to cooking to photography and gaming.

Wikiversity is a Wikimedia Foundation project that supports learning communities and the creation of and use of free learning materials, and the provision of learning activities. Wikiversity is one of many wikis used in educational contexts and initiatives that are creating free and open educational resources. Compared with other Wikimedia Foundation projects, Wikiversity never really took off.