The intents of annotation of webpages were to share knowledge information and to encourage a way of free speech on the internet...
please read also http://en.wikipedia.org/wiki/Memex

Most of these application offer browser plugin to share your annotations and bookmarks friendly.
These services use flash- or javascript-based application to grab and cache the ressource to modify and save it for you.




My Nominates are:

1. Awesome Highlighter lets you highlight text on web pages and then gives you a small link to the highlighted page. check out the FireFox add-on and bookmarklet.

2. Diigo is a powerful research tool and a knowledge-sharing community, hot in there community today eg.: Educational Benefits Of Social Networking Sites Uncovered

3. With fleck.com you can save all your interesting websites online in one place.

4. Mento (new!!) is for sharing links with friends: Smarter than email overload, more permanent than IM, and always just one click away...

5. ShiftSpace is an open source layer above any website. It seeks to expand the creative possibilities currently provided through the web...

6. Write Stickis on any web page. Read what your crowd of friends and bloggers have written right there...

7. With Trailfire you find what you want on the web in an entirely new way. Follow trails of web pages and discover new ideas, Discover trails

8. kwout is a way you quote a part of a web page as an image with an image map. To use this service, all you need is to add our bookmarklet to your favorite browser.

via | tags: annotations highlighting knowledge sharing social networking

Labels: blog, browser, cloud_computing, collaboration, firefox, html, javascript, mashup, sharing, social_software, software, utilities, web_2.0