Excelsior 4

by FujiSenseiSan

299 Add-ons in this Collection

RSS Linkify Subject by Alex Dedul

Rated 3 out of 5 stars 5 reviews

0 users

Linkify Subject header with Content-Base URL when viewing RSS item to easily open it in...

Stop Tube HTML5 by Kashif Iqbal Khan

Download Now

Experimental

Rated 3 out of 5 stars 65 reviews

4 users

Stops autoplay of YouTube HTML5 videos (WebM). It is Flash-Block equivalent for HTML5 videos.

Whois & Flags Firefox & Websites Popularity Rating by myip.ms

Rated 4 out of 5 stars 24 reviews

5 users

Display Country Flag indicating Website Physical Location (Country, State, City). Website Popularity (Live Visitor Statistics). Shows how many users are visiting any World Website per day. Website IP IPv6 Addresses, DNS, Hosting. IP Whois Lookup

Channel Guard by Garisson Kingstorm

Download Now

Experimental

Rated 4 out of 5 stars 2 reviews

0 users

Channelguard disables plugins and protocol handlers to ensure maximum security against side-channel attack.

Orb VideoMail by Ian McCarthy

Not yet rated

0 users

Toolbar button for creating videomails OF ANY LENGTH right from within Thunderbird. This is videomail freed from attachments!

Don't Send Linked Files by ClearCode Inc.

Prevents sending of linked files if they are file: URLs.

XPCOMViewer by Ondřej Doněk

Rated 4 out of 5 stars 6 reviews

0 users

XPCOMViewer is tiny tool for exploring XPCOM components.

Bork Bork Bork! by Snert

Rated 4 out of 5 stars 30 reviews

1 user

The Swedish Chef travesty filter and URL blocker. View web pages or mail as spoken by the Swedish Chef like this...

"Zee Svedeesh Cheff trefesty feelter und URL blucker. Feeoo veb peges oor meeel es spukee by zee Svedeesh Cheff leeke-a thees."

IsAdmin by VDT Software

Rated 4 out of 5 stars 9 reviews

2 users

Shows whether the application is running with admin privileges, using an icon in the status bar; useful if logged in as an administrator and you use privilege limitation tools such as DropMyRights, RunAs or Windows User Account Control.

CRL over LDAP by Trustedbird

Download Now

Experimental

Not yet rated

0 users

Allows importing CRL from LDAP directories.

MDN Extended by Trustedbird

Rated 5 out of 5 stars 1 review

0 users

Allows the recipient of a message to send a return receipt (MDN: Message Disposition Notification) on message deletion. This addon is usefull for better experience with Notification Viewer addon.

Extension Test by Kris Maglione

Rated 5 out of 5 stars 6 reviews

0 users

A simple add-on for extension testers, especially AMO editors and developers who plan to submit their add-ons to AMO.

Google+ (SSL) by SSL Search Bar

Not yet rated

23 weekly downloads

Google+ is a social network created by Google. This search bar add-on utilizes SSL to protect searches between You and Google+.

CRM-Integration ITSP-PBX Mobile Exchange by OpenNet_ch

Download Now

Experimental

Rated 5 out of 5 stars 1 review

0 users

Integration of FreePBX-Swiss and OMP24-CRM

Timestamp by Jeroen Peters

Rated 4 out of 5 stars 19 reviews

3 users

Inserts the current date/time into a message or an input field in the browser.

Visit my Timestamp site for recent versions and news.
  1. 1
  2. 8
  3. 9
  4. 10
  5. 11
  6. 12
  7. 13
  8. 14
  9. 20
Results 151165 of 299

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections