1. Shareaholic
Shareaholic allows you to share, bookmark, and e-mail web pages quickly via a wide array of web 2.0 social websites without cluttering up your browser!
Shareaholic currently supports: digg, del.icio.us, facebook, foxiewire, friendfeed, google bookmarks, google reader, healthranker, kaboodle, magnolia, mixx, myspace, pownce, reddit, simpy, stumbleupon, streakr, truemors, tumblr, twitter, ycombinator, bzzster, etc.
Homepage http://shareaholic.com/
2. bookmarker - The universal sidebar for social bookmarking networks
bookmarker - Compare and enjoy the power of social bookmarking, save and manage all your bookmarks online. (Supported services: del.icio.us, digg.com, diigo.com, ma.gnolia.com, google.com, mister-wong.de, netvouz.com, linkarena.com, alltagz.de, bobrdobr.ru)
Homepage http://bookmarker.jacos.net
Shows the number of Diggs, Reddit Votes, Stumble Thumbs and or Reviews, and Del.icio.us tags, so you can quickly see how popular certain content is. Also scans said social sites to show you what content hasn’t been submitted to other social news sites so you can be the first to add it.
Homepage http://www.97thfloor.com/social-media-for-firefox/
4. Mahalo Share
Share and recommend Web pages across many different services; recommend a link once and have it automatically posted to any of Twitter, del.icio.us, MySpace, Ma.gnolia, Jaiku, your Tumblr blog, Facebook, Pownce, StumbleUpon, Mahalo, Faves, or Google Bookmarks.
Delicious Bookmarks is the official Firefox add-on for del.icio.us, the world’s leading social bookmarking service. It integrates your del.icio.us bookmarks and tags with Firefox and keeps them in sync for easy, convenient access.
Homepage http://del.icio.us/help/firefox/bookmarks/quicktour
This is the “classic” official extension for del.icio.us, with ‘tag’ and ‘del.icio.us’ buttons in the toolbar.
Access and maintain your del.icio.us account. Easily delete, edit and search your bookmarks from the sidebar. A simple to use alternative to the offical del.icio.us extension.
Manage your del.icio.us bookmarks from toolbar.
9. del.icio.us
Search through most bookmarked sites.
10. del.icio.us post
Posts current page or link to del.icio.us. Adds an entry to the context menu and a button to the toolbar.
11. del.icio.us One-Click Delete
Allows deletion of del.icio.us bookmarks with one click.
The Digg Firefox extension allows you to interact with Digg (http://www.digg.com) and see information about the web page you are currently viewing while you use Firefox.
13. Digg This!
Adds Digg This! to the right-click menu, Tools menu, and optionally the toolbar. The Digg This! extension speeds up the process of submitting stories to the news website digg.com
14. Digg Sidebar
The Digg Sidebar extension shows you the Digg stories in real time in the Firefox sidebar.
The Smart Digg Button allows you to see whether or not the web page you are currently viewing has been submitted to Digg and lets you submit it if it hasn’t.
16. Digg.com Comment Spotlight
Digg Comment Spotlight does exactly what its name hints, it spots comments that other readers have taken the time to Digg, allowing you to easily wade through 100’s of comments in an article.
17. Diigo: Web Highlighter and Sticky Notes
Add persistent highlights and sticky notes to anywhere on any webpage. Integrated with tagging and full-text search to provide a great personal productivity/research tool. Share findings and thoughts with friends and colleagues - a great collaborative tool.
18. Furl Tools
The Furl Toolbar puts the full power of Furl into a custom Firefox extension.
Furl is a free service that saves a personal copy of any page you find on the Web, and lets you find it again instantly by searching your archive of pages. It’s your Personal Web.
HomePage http://www.furl.net/tools/toolbar_moz
19. Linkwad
Linkwad lets you save and restore tabbed browsing sessions called wads.
Mister Wong is a german social bookmarking service for saving, sharing and publishing your bookmarks. Discover new interesting bookmarks, add your Buddys and share Bookmarks within Groups.
Homepage http://www.mister-wong.com/stuff/#toolbar
21. Firevine Toolbar (Newsvine)
Firevine is a toolbar to help improve the user experience at newsvine.com. Multiple site functions have been included in this toolbar, including a quick link to both your column and the frontpage as well as a site search, automatically updating watchlist and seed status checker.
22. Propeller Sitemail Notifier
The Propeller Sitemail Notifier extension adds a button to your toolbar that indicates when you have new sitemail messages at Propeller.com.
23. Propeller Friends’ Activity Sidebar
The Friends’ Activity Sidebar (FAS) extension helps you keep tabs on what stories your Propeller.com friends are submitting, commenting, and voting on.
24. Propeller News
Displays the latest news stories from Propeller.com in a top-level News menu and sidebar.
Follow the latest news, votes, and comments on the news at Propeller.com with this auto-updating sidebar.
26. SFE (Simpy)
Adds social bookmarking capabilities with tags and notes to Firefox using Simpy.
27. SiteBar Client for Firefox
Adds a Sidebar with the SiteBar application in it.
28. StumbleUpon
StumbleUpon discovers web sites based on your interests, learns what you like and brings you more.
29. magnolia
This is an extension made to ease the way users mark their bookmarks in “ma.gnolia.com”.
Homepage http://razvan.loonypixel.net/portfolio/application/magnolia
30. My Magnolia
Put Ma.gnolia on your Firefox toolbar and use away!
Homepage http://giddlebits.wordpress.com
31. folkd
Social bookmarking made easy! Save, tag, discover the best webpages and share everything with your friends. The folkd.com toolbar buttons and Browser sidebar is all you need!
32. alltagz
For use with www.alltagz.de, a german social bookmarking site.
33. Faves
Faves is a Social Bookmarking service that lets you save your favorite web sites, tag them, and share & discuss them with your friends, family, and Faves users with similar interests. The Faves toolbar adds two buttons: one to create a bookmark of the current page, and another to take you to your Faves home page. A menu also gives you one-click access to Faves related to the current page.
This extension provides an easy adding of bookmarks to your LinkARENA account. It also provides some further links to important sites on LinkARENA.com e.g. my Bookmarks, my Homepage, LinkARENA Tools or the LinkARENA Blog.
Homepage http://linkarena.com/tools/firefox
