• Gibeo
  
  The Gibeo Network is an online service that enhances the browsing experience by offering instant web annotation, sharing, collaboration, and a powerful set of tools from anywhere on every page.
  annotation browsing community content filtering services sharing social tools web
  with annotation clipping gibeo online private service share social software web web-based
• Diigo
  
  Diigo is a powerful research tool and a knowledge-sharing community
  with annotation bookmark diigo highlight manager online service share social software toolbar web web-based by 106 users
• Webnote - an online tool for taking notes
  You start by creating a workspace and creating notes in the workspace. You can save your workspace at any time and return to them from the same computer or any other computer. You can also share your notes with others by providing the workspace name (or url) to a friend.
  with annotation notes semi-social service social web-based by 35 users
• : clipclip
  with annotation clipclip online software by 5 users
• Annotea project
  Annotea is a LEAD (Live and Early ADoption) project enhancing the W3C collaboration environment with shared annotations using W3C standards. To be able to use the annotations the user needs to do the following: * Install the latest version of Amaya * Configure the user name, annotation post server, and annotation servers in Amaya. W3C offers a public annotation service for testing purposes at http://annotest.w3.org/annotations.
  with annotaion service social w3c web web-based
• Annotea project
  with annotation clipping online project service share social software web web-based by 6 users
• Diigo
  Social Bookmarking and Annotation » Solution Watch
  Update (03/29/06): Diigo has had many updates since this review. Please stick around for a new review coming this week ...
  with annotation blogging bookmarking social solution watch by 2 users
• GoodNotes.org
  with annotation clipping online service share social software web web-based by 3 users
• instantNotes
  with annotation instantnotes online software
• Internote
  Persistent sticky notes for Firefox. Internote allows you to create notes on a web page which will be there once you return. Notes are very customizable, and come with many small, useful features. A manager is available, in which you can see all of your saved notes, edit them, print them, and delete them.
  with annotation extension firefox online
• mozdev.org - annozilla
  This is the the Annozilla project, designed to view and create annotations associated with a web page, as defined by the W3C Annotea project. The idea is to store annotations as RDF on a server, using XPointer (or at least XPointer-like constructs) to identify the region of the document being annotated.
  with annotation extension firefox
• Mystickies, Sticky notes for the web
  To put it simply, Mystickies allows you to place little yellow squares of digital paper anywhere and everywhere you feel like in the whole wide web. Along with the ability to put sticky notes on webpages mystickies offers a powerfull interface to browse, search, sort, edit and generally have a wonderfull time with your sticky notes from any computer that has internet access.
  with annotation notes online public service social software web-based webpage by 4 users
• Mystickies, Sticky notes for the web
  with annotation mystickies notes online software sticky web by 14 users
• Snip!t
  intelligent bookmark management and information sharing at snipit.org
  Snip!ts are a cross between web bookmarks and a web notepad - organise and analyse links to the web and store and share snips of information you can access anywhere
  bookmarking bookmarks favourites information intelligent link management notepad notes organiser shared snips social web
  with annotation bookmark information intelligent management online sharing software
• socialight
  Socialight lets you put virtual "sticky" notes called StickyShadows™ anywhere in the real world. Share pictures, notes and more using your cell phone. StickyShadows™ You can create StickyShadows using your mobile phone or this web site. A StickyShadow is made up of media, such as text and a picture, and information about who can see it and when and where it's available.
  with annotation friends location mobile photos service social software
• stickis by activeweave - it’s your web
  activeweave is a simple and unobtrusive part of your web experience: wherever you are, stickis are there with you, helping you see, compose, and remix all the web, your way. we give you a voice for expression, an easy way of sharing it with anyone you like, and integrated access to the services and perspectives that interest you.
  BlogRovR by activeweave, inc. blog retriever. Your blogs, delivered where ever you browse: discover what your favorite bloggers are writing about the pages you visit!
  2.0 activeweave blog blogging contextual distributed mash-up overlay platform reading remix social weaving web weblog
  with annotation note online service social software web
• Textnotes
  
  Zettelkasten
  with annotation bookmarks german notes service social tags
• URLex
  
  With URLex system you are able to leave a comment regarding any internet link on any site. The comments are available either only to you and your friends, or anyone visiting the site. You now have an opportunity of expressing your thoughts regarding any information placed on the internet.
  blog bookmarks community exchange free notes pages private projects share url web
  with annotation clipping online service share social software urlex web web-based by 6 users
• Wikalong Firefox Extension
  Wikalong is a Firefox Extension that embeds a wiki in the Sidebar of your browser, which corresponds to the current page you are viewing. In its simplest form, a wiki-margin for the internet, but it can be much more.
  with annotation extension firefox share sidebar social wikalong wiki by 9 users
• Wizlite
  Collaborative Page Highlighting
  with annotation clipping collaborative highlighting online page service share social software web web-based by 11 users

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