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Elgg empowers individuals, groups and institutions to create their own fully-featured social environment. Elgg comes with advanced user management and administration, social networking, cross-site tagging, powerful access control lists, internationalisation support, multiple view support (eg cell ... [More]
Hotaru CMS is an open source, PHP platform for building your own websites. With flexible plugins and themes, you can make any site you like. The most common use for Hotaru is social bookmarking. We have all the plugins you need to make your own Digg-style community
SemanticScuttle is a social bookmarking tool experimenting new features as structured tags or collaborative descriptions of tags. Written in PHP, you can install this collaborative bookmark manager on you own server.
This is the open implementation of the Site Spaces software, which does not include sublicensed or proprietary elements and modules. BSD and proprietary code has been stripped from this version and is suitable for GPL redistribution and open development.
Simple del.icio.us ManagerSimple del.icio.us Manager is desktop (that is why is VERY FAST) Open Source software for manage bookmarks in your del.icio.us account. For example if you had problems to remember which tags you had used, you can just type del icio in filter - in that way you will find ... [More]