My Favorite Add-ons

by Andrew Joseph

28 Add-ons in this Collection

uBlock Origin by Raymond Hill

Rated 5 out of 5 stars 686 reviews

1,692,384 users

Finally, an efficient blocker. Easy on CPU and memory.

Video DownloadHelper by mig

Rated 4 out of 5 stars 7,122 reviews

4,526,766 users

The easy way to download and convert Web videos from hundreds of YouTube-like sites.

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,840 reviews

2,098,179 users

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...

LastPass Password Manager by LastPass

Rated 4 out of 5 stars 1,393 reviews

736,952 users

LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,581 reviews

2,149,857 users

The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.

Lightning by Mozilla Calendar Project

Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.

QuickJava by Doug G

Rated 5 out of 5 stars 208 reviews

260,907 users

Allows quick enable and disable of Java, Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Toolbar. This is great for increasing security or decreasing bandwidth.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 265 reviews

333,804 users

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

Web Developer by chrispederick

Rated 5 out of 5 stars 249 reviews

463,823 users

The Web Developer extension adds various web developer tools to the browser.

Disconnect by Disconnect

Rated 4 out of 5 stars 196 reviews

284,398 users

Make the web faster, more private, and more secure.

SQLite Manager by lazierthanthou

Rated 4 out of 5 stars 58 reviews

195,155 users

Manage any SQLite database on your computer.

BetterPrivacy-signed by IKRG

Control a new, trickier kind of cookie, better known as an LSO or Flash cookie. The BetterPrivacy safeguard offers various ways to handle Flash-cookies created by webpages with the help of your Flash plug-in...

Reddit Enhancement Suite by honestbleeps

Rated 5 out of 5 stars 113 reviews

242,912 users

NOTE: Reddit Enhancement Suite is developed independently, and is not officially endorsed by or affiliated with reddit.

RES is a suite of tools to enhance your reddit browsing experience.

JSONView by Ben Hollis

Rated 5 out of 5 stars 168 reviews

113,999 users

View JSON documents in the browser.

RightToClick by IKRG

Stops javascript annoyances such as forbidden right click, forbidden text selection or disabled features like copy/save images from web-pages.
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