SikhiWiki is a free Sikh Encyclopedia and learning tool... ... with 6,155 articles on Sikhism; total hits on this page of 4,178,809+ & total of 69,696,032 pages viewed at the site.

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

X.net is a group of activists specialised in several fields related to the new digital era, and the Internet Paradigm.

Online platform for collaborative poetry writing based on the concept of "cadavre-excquis"

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.

Rate Your Music (or RYM) is an online collaborative metadata database of musical and non-musical releases and films which can be cataloged, rated and reviewed by users. In RYM users rate and catalog releases, as well as write reviews, create lists and add artists and releases to the database.

Platform of communication and contemporary thought in Galician. Proxecto Derriba wants to be a unique community. Singular impulse because it takes a here and a now concrete, despite feeling the need to be open to anything that might happen in other places and contexts. Community headless because it is generated from the set of those who share non-membership.

It is a group that produces a digital magazine of contemporary art investigates new forms of art and cultural projects managed. We want to promote the culture through participation and collaboration, creating new communication networks and investigate new models of cultural management.

Duolingo is a language-learning and translation platform. It is also used as a crowdsourcing for web pages and documents translation.

OpenSubtitles.org offers direct downloads of subtitles written down by users.