My Favorite Add-ons
- 15
- Add-ons
- TheCyndicate.com
- Creator
- May 21, 2021
- Last updated
Save-To-Read
Add-on for quick bookmarking. Allows to add or remove links in one click to read it later.
Rated 4.6 out of 5Konstantin Plotnikov
703 users
Open in Browser
Offers the possibility to display documents in the browser window.
Rated 4.3 out of 5Rob W
2,217 users
Open With Photoshop
Open With Photoshop is a new companion for web and graphic designers to open up any web image with Adobe Photoshop via a single and quick mouse click.
Rated 3.2 out of 5Baris Derin
1,072 users
FoxReplace
Lets you replace text in web pages. You can define a substitution list and apply it automatically or at your own discretion, or make individual substitutions. You can use this as a filter, or just for fun :)
Rated 3.9 out of 5Marc
7,001 users
Page Hacker
Edit in Firefox the page displayed in any tab, with formatting tools.
Rated 4.4 out of 5nico@nc
1,612 users
United States English Spellchecker
This dictionary is no longer maintained. Use this dictionary instead.
Rated 3.2 out of 5jooliaan
13,771 users
ColorZilla
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
Rated 4 out of 5Alex Sirota
150,221 users
Nightly Tester Tools
Nightly Tester Tools (NTT) is an add-on for aiding testers of Nightly builds of Mozilla apps including Firefox.
Rated 3.8 out of 5Automation Development
1,641 users
URL Link
URL Link is a small Firefox and Thunderbird extension that allows you to select a non-URL in a mail/news message or web-page, and open it in a browser window.
Rated 4.3 out of 5Neil Bird
1,358 users
Web Developer
The Web Developer extension adds various web developer tools to the browser.
Rated 4.3 out of 5chrispederick
91,888 users
Flagfox
Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...
Rated 4.6 out of 5Dave G
116,693 users
TinEye Reverse Image Search
Click on any image on the web to search for it on TinEye. Recommended by Firefox! Discover where an image came from, see how it is being used, check if modified versions exist or locate high resolution versions. Made with love by the TinEye team.
Rated 4.2 out of 5TinEye
60,518 users
Form History Control
Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller. Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.
Rated 4.3 out of 5Stephan Mahieu
7,717 users
WebSitePulse Test Tools
Instantly test your website availability or server response time, ping response, MX, NS records and much more.
There are no ratings yetwebsitepulse
108 users
BlockSite
BlockSite is an extension, which automatically blocks websites of your choice. Additionally, this extension will disable all hyperlinks to these websites, by just displaying the link text without the clicking functionality.
Rated 3.7 out of 5Blocksite
32,376 users