- del.icio.us
- very useful because of accessing your bookmarks from everywhere
- tags for every bookmark are helpful to find and organize them
- see someone's bookmarks (if you know his nick) by entering http://del.icio.us/nickname
- Wikipedia about del.icious
- del.ico.us-extension for Firefox
- extispicious gives you a textual scattering of a user's tags, sized according to the number of times that they've used each of them
- del.irio.us
- similar to del.icio.us, but open source
- content is licensed under a Creative Commons license
- flickr
- you can upload photos and pics and tag it
- recently purchased by yahoo
- commons.wikimedia
- upload pictures and choose your own license (go public domain or "dual-license")
put your clips online
music
networking
not really web services, more remains of the community hype
meme trading
not really software but still very social
Geographical
Software around the world
- Foundcity
- Foundcity is a social mapping tool for creating a personalized map of your life on-the-fly. From your computer or cell phone, you tag locations, add photos, label them with any words you want, and plot them to your map, which you can share with friends, keep private, or publish openly.