Me he encontrado con 20 aplicaciones interesantes para poner en el sidebar de firefox, una que ya la he posteado antes la cual es esta, es muy buena pero ahora hay otras 19 mas que quiero ponerlas en la lista para que todos los amantes del zorrito los usen y pongan su firefox mejor.

Lo bueno que tienen las aplicaciones es aunque estes navegando siempre podras ver ya sean videos o chats sin necesidad de cambiar de ventana o tab en el navegador, asi que las recomiendo.

Las aplicaciones estan en ingles pero por las pictures se entiende para que sirven.

1. FaceBook Chat

   If you are using Firefox, you can place the Facebook Chat at the
   sidebar.

   

2. Online Video (YouTube, Metacafe, Dailymotion)

   YouPlayer is a video player with playlist which works on
   Firefox
   sidebar while you are surfing the Internet on the right.

   

3. Google Reader

   If you are a big fan of both
   Google Reader and
   Firefox, you’ll be interested to know that Google’s iPhone version of Reader is a perfect fit for the
   Firefox
   sidebar.

   

4. Gtalk

   Put the
   Google Talk client in the
   Firefox
   sidebar so it always stays in the foreground no matter what website you are on currently.

   

5. Google Notebook

   Take the
   Google personalized homepage widget for
   Google Notebook and add it to the
   sidebar of
   Firefox.

   

6. Meebo

   Browse away in
   Firefox, but Meebo follows along in a
   sidebar.

   

7. Google Calendar

   Now you can access your
   Google Calendar and upcoming events on your agenda without pulling up a new web page.

   

8. Twitter

   Quickly and easily send and receive messages via twitter in your
   firefox browser.

   

9. iGoogle

   View your
   Google
   Personalized Home page modules in the
   sidebar with an optimized layout.

   

10. FriendFeed

    Put Friendfeed into your
    firefox
    sidebar in two simple steps.

    

11. iPhone Applications – Facebook, goMoves and iZoho

    Even though you might not have an iPhone, there is still a chance that you can use them with Firefox’s
    sidebar.

    

12. Google Applications – Gmail and Google Docs

    Step-by-step how to embed every
    Google Application in your left
    sidebar in a matter of seconds.

    

13. Google Maps

    If you’re finding yourself switching between
    Google Maps and another browser window of non-mapped addresses, this
    Firefox add-on might be the answer!

    

14. Flickr

    Browse and search flickr photos in a
    sidebar.

    

15. LookWayUp Dictionary

    Look up a term in the dictionary in the
    sidebar by pressing Alt [.

    

16. Plurk

    The Plurk Mobile
    Sidebar comes complete with
    Firefox 2 & 3 support, a headless thing button for your toolbar and a keyboard shortcut.

    

17. WordPress Dot Com

    Get quick access to your wordpress.com account from your browser
    sidebar.

    

18. Gabbly Chat

    
    Chat using the AJAX application, gabbly.com from the
    sidebar.

    

19. Del.icio.us

    Access and maintain your del.icio.us account. Easily delete, edit and search your bookmarks from the
    sidebar.

    

20. Yoono

    In a single browser sidebar, Yoono users can interact with the best of the Web more than ever before by discovering, communicating, and sharing with friends across multiple networks and platforms all in one place.

    

Fuente