Excelsior 4 :: Collections :: Add-ons for Firefox

Excelsior 4

by FujiSenseiSan

Updated Feb. 2, 2017

About this Collection

insecure password resulting in insecure collection, still in use :)

299 Add-ons in this Collection

Rainbowpicker by Toad King

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Rated 4 out of 5 stars 18 reviews

1 user

Pick any color of the...

ConnSets by ingoShome

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Rated 5 out of 5 stars 2 reviews

0 users

"Connection/Configuration Settings Selector"...

XSSed Search by snipe

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Not yet rated

27 weekly downloads

Search the cross-site scripting database at XSSed.Com

Lock The Text by FairSimple

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Rated 5 out of 5 stars 10 reviews

0 users

Encrypt your text data in browser before you submit it to a network

Open Long Url by Jeremy Gillick

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Rated 5 out of 5 stars 7 reviews

0 users

Adds an option to your File menu to allow you to open long, multi-line...

LikeThePage - Facebook Like Any Page! by Linkular LLC

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Rated 4 out of 5 stars 30 reviews

0 users

Easily share web pages you like with your friends and see how many people on Facebook like the page you are on!

DSN Settings by Trustedbird

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Rated 5 out of 5 stars 2 reviews

1 user

Adds user interface settings for Delivery Status Notification (DSN) requests. This addon is usefull for settings for Delivery Notification request and better experience with Notification Viewer addon.

Fit Images by V@no

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Rated 5 out of 5 stars 3 reviews

23 users

Fit large images to window when viewing a message.
Control how you want to fit images: by width, height or both.

Open As Webfolder by Julian Reschke

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Rated 3 out of 5 stars 10 reviews

0 users

Open pages and links in Windows WebFolder WebDAV client (similar to "open in Webfolder" checkbox in IE's open...

TheRealURL by Nir Yariv

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Rated 3 out of 5 stars 7 reviews

2 users

Get URL information: expand short URLs, get title and content type information without visiting the site.

UPDATE, AUG 2013: THIS EXTENSION IS NO LONGER SUPPORTED. The source is open - if you wish to take on the development, you're welcome.

Environment Proxy by Peter Leugner

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Rated 4 out of 5 stars 8 reviews

0 users

Sets proxy settings from environment variables.

CallingID Link Advisor by CallingID

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Rated 2 out of 5 stars 10 reviews

0 users

CallingID Link Advisor verifies the links you see in Firefox and Thunderbird are safe before you follow them. When the mouse is placed over any link a risk assessment and the full details of the site owner are displayed, helping you evaluate the...