1> GMail Loader - http://www.marklyon.org/gmail/download.htm

2> Dragdropupload - https://addons.mozilla.org/en-US/firefox/addon/dragdropupload/

3> gotmailG - http://sourceforge.net/projects/gotmailg/

4> Gmail Checker - https://addons.mozilla.org/en-US/firefox/addon/gmail-checker/

5> Gmail Manager - https://addons.mozilla.org/en-US/firefox/addon/gmail-manager/

6> Gmail RTL - https://addons.mozilla.org/en-US/firefox/addon/gmail-rtl/ Gmail S/

7> Gmail S/MIME - https://addons.mozilla.org/en-US/firefox/addon/gmail-smime/

8> G Space - https://addons.mozilla.org/en-US/firefox/addon/gspace/

9> G Talk Sidebar - https://addons.mozilla.org/en-US/firefox/addon/gtalk-sidebar/

10> Web Mail Notifier - https://addons.mozilla.org/en-US/firefox/addon/webmail-notifier/

11> Gmail Books - http://sourceforge.net/projects/gbooks/

12> Gmail Music - http://sourceforge.net/projects/gmail-music/

13> Gmail Todo - http://gmtodo.sourceforge.net/

14> PHP Gmail Drive - http://sourceforge.net/projects/pgd/

15> IPhoto to Gmail - http://iphoto2gmail.notoptimal.net/

16> Fire GPG - http://getfiregpg.org/?page=home&lang=en

17> K Check Mail - http://kcheckgmail.sourceforge.net/