semanticweb
Get flash to fully experience Pearltrees
rdf
Introducing the world's first topic-based newsreader. Built with Evri's breakthrough content filtering technology, Evri for iPad constantly and automatically indexes more than 2.3 million popular topics from over 15K of the Web's best sources.
Search less, understand more - Evri
Tagaroo » how-it-works
For each of the tags Tagaroo has generated you can add it to your post (+), make it go away (-), or look up Flickr images for it. Let’s add a few tags we like:"I was a sorry loner until some chick clicked on my ShotCode and saw my photo on her phone. Now I got laid! Thanks ShotCode..." Dwayne R, Ouagadougou, Kentucky.
ShotCode - Mobile tagging based interactive marketing
Welcome to MusicBrainz! - MusicBrainz
The universal lingua franca for music by providing a reliable and unambiguous form of music identification , enabling both people and machines to have meaningful conversations about music. Like Wikipedia, MusicBrainz is maintained by a global community of users and we want everyone — including you — to participate and contribute . MusicBrainz is operated by the MetaBrainz Foundation , a California based 501(c)(3) tax-exempt non-profit corporation dedicated to keeping MusicBrainz free and open source .