colletion by me

by langtuvotinh

39 Add-ons in this Collection

Adblock Plus by Eyeo

Rated 5 out of 5 stars 7,650 reviews

11,568,630 users

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

NoScript Security Suite by Giorgio Maone

Rated 4 out of 5 stars 2,624 reviews

921,367 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, "Spectre", "Meltdown" and other JavaScript exploits.
Fx52? https://noscript.net/getit

Greasemonkey by Anthony Lieuallen

Rated 4 out of 5 stars 1,642 reviews

610,041 users

Customize the way a web page displays or behaves, by using small bits of JavaScript.

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 4 out of 5 stars 2,699 reviews

752,454 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...

FoxyProxy Standard by Eric H. Jung

Rated 4 out of 5 stars 616 reviews

161,111 users

FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 2,862 reviews

599,139 users

The first and only download manager/accelerator built inside Firefox!

Web Developer by chrispederick

Rated 4 out of 5 stars 491 reviews

247,290 users

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

SQLite Manager by lazierthanthou

Rated 4 out of 5 stars 344 reviews

95,620 users

Manage any SQLite database on your computer.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 331 reviews

136,459 users

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

Stealthy by Stealthy

Rated 3 out of 5 stars 72 reviews

23,613 users

Does your country/organization block you from facebook, youtube or others?
Is the service you want unavailable in your country?
Stealthy is the solution for you.
Unlike other extensions we do the work of look for fast proxies for you.

HackBar by Johan Adriaans, Pedro Laguna

Rated 4 out of 5 stars 108 reviews

15,066 users

Simple security audit / Penetration test tool.

Fireforce by manoe_zwahlen

Download Now

Experimental

Rated 4 out of 5 stars 661 reviews

4,943 users

brute-force attacks on GET or POST forms

QuickJava (For FF Versions 56 AND BELOW only) by Doug G

Rated 5 out of 5 stars 205 reviews

116,349 users

Obsolete as of FF 57, will leave here for users who have not "upgraded" to 57.
Allows quick enable and disable of Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Toolbar.

Flashblock by Philip Chee

Rated 4 out of 5 stars 1,155 reviews

182,378 users

Never be annoyed by a Flash animation again! Blocks Flash so it won't get in your way, but if you want to see it, just click on...

Nightly Tester Tools by Automation Development, Henrik Skupin, others

Nightly Tester Tools (NTT) is an add-on for aiding testers of Nightly builds of Mozilla apps including Firefox.
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