Best Web Analysing & Development

by Kvantor Lab.

18 Add-ons in this Collection

Flash Video Downloader - YouTube HD Download [4K] by Artur Dubovoy

Rated 4 out of 5 stars 2,719 reviews

762,612 users

Flash Video Downloader helps you download any video (flv, mp4, HD) from YouTube, Facebook, Break, Metacafe and more in one click. You can download mp3, music (iPod), avi and more. Download Flash games. Download Helper. 4K download.

LastPass Password Manager by LastPass

Rated 4 out of 5 stars 2,287 reviews

667,602 users

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

Ghostery by Ghostery

Rated 4 out of 5 stars 1,613 reviews

990,883 users

Increase your browsing privacy, protection, and speed.

iMacros for Firefox by Ipswitch, Inc.

Rated 4 out of 5 stars 552 reviews

848,398 users

Automate Firefox. Record and replay repetitive tasks. If you're tired of manually visiting the same sites, filling out forms, downloading files and extracting data, then iMacros is for you! Save time, effort and money with iMacros browser automation!

Tampermonkey by Jan Biniok

Tampermonkey is the world's most popular userscript manager.

friGate by Frigate

Открывает сайты, заблокировнные злым "админом" вашей компании, сети или провайдера. Недоступен Сайт? через прокси friGate откроет!

Web Developer by chrispederick

Rated 5 out of 5 stars 279 reviews

314,604 users

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

Evernote Web Clipper by Evernote

Rated 2 out of 5 stars 1,029 reviews

252,591 users

Use the Evernote Web Clipper to save things you see on the web into your Evernote account.

Wappalyzer by Elbert Alias

Rated 4 out of 5 stars 110 reviews

66,576 users

Wappalyzer is a browser extension that identifies software on websites.

µBlock by Chris Aljoudi

Rated 4 out of 5 stars 239 reviews

97,433 users

The most efficient blocker for Firefox.

No ads, no tracking, and insanely faster page loads.

OneTab by OneTab Team

Rated 4 out of 5 stars 368 reviews

40,823 users

OneTab - Too many tabs? Convert tabs to a list and reduce browser memory

Tab Suspender (Tab Unloader) by richard_neomy

Rated 4 out of 5 stars 28 reviews

3,977 users

Automatically suspend (hibernate) inactive tabs to free up system resources

Lazarus: Form Recovery by Seth Wagoner

Rated 4 out of 5 stars 457 reviews

7,589 users

Never lose anything you type into a web form again! Lazarus securely auto-saves all forms as you type, so after a crash, server timeout, or whatever, you can go back to the form, right click, "recover form", and breathe a sigh of relief.

Ace Script by Ace Stream

Rated 2 out of 5 stars 8 reviews

5,859 users

User Script Manager with the support of Ace Stream technologies

Seedr Cloud Torrents by Seedr

Rated 2 out of 5 stars 3 reviews

1,286 users

Download Torrents to the cloud -- Download and stream them anywhere without EVER being exposed.
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