Web Pro

by webilu

73 Add-ons in this Collection

All-in-One Sidebar by Ingo Wennemaring

Rated 5 out of 5 stars 1,464 reviews

129,229 users

AiOS lets you open various windows as sidebar panels, and quickly switch between them. So it put an end to the window chaos! In addition to bookmarks and history it opens dialogues such as downloads, add-ons and more in the sidebar.

MeasureIt by Kevin Freitas

Rated 4 out of 5 stars 343 reviews

99,833 users

Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.

JSONView by Ben Hollis

Rated 5 out of 5 stars 177 reviews

89,762 users

View JSON documents in the browser.

Mozilla Archive Format, with MHT and Faithful Save by Christopher Ottley, Paolo Amadini

Rated 4 out of 5 stars 263 reviews

106,656 users

— Open web pages saved with Internet Explorer or other browsers (MHT)
— Save many tabs, video and audio reliably, in a single ZIP file (MAFF)
— Return to the original site you saved a page from, and more!

FEBE by Chuck_Baker

Rated 4 out of 5 stars 625 reviews

67,747 users

FEBE (Firefox Environment Backup Extension) allows you to quickly and easily backup your Firefox extensions. In fact, it goes beyond just backing up -- It will actually rebuild your extensions individually into installable .xpi files.

Click&Clean by Vlad & Serge Strukoff

Rated 5 out of 5 stars 115 reviews

122,291 users

The quick and easy way to delete your browsing history, erase all temporary internet files, remove downloaded files history, cookies, Flash LSO, typed URLs. Allows to delete private data when Firefox closes. Supported ext. tools like CCleaner.

Html Validator by Marc Gueury

Rated 4 out of 5 stars 207 reviews

32,831 users

HTML Validator is a Mozilla extension that adds HTML validation inside Firefox and Mozilla. The number of errors of a HTML page is seen on the form of an icon

For Online HTML 5 validation, you need 0.962
http://users.skynet.be/mgueury/mozilla

HttpFox by Martin Theimer

Rated 4 out of 5 stars 173 reviews

56,265 users

An HTTP analyzer addon for Firefox

ScrapBook by Gomita

Rated 4 out of 5 stars 779 reviews

95,742 users

Helps you to save Web pages and organize the collection.

JavaScript Deobfuscator by Wladimir Palant

Rated 4 out of 5 stars 26 reviews

33,828 users

This add-on shows you what JavaScript code runs on a web page, even if it is obfuscated and generated on the fly. Simply open JavaScript Deobfuscator from the Web Developer menu and watch the scripts being compiled/executed.

YSlow by YSlow

Rated 3 out of 5 stars 210 reviews

39,744 users

YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages.
http://yslow.org is the official open source website.

Modify Headers by Gareth Hunt

Rated 4 out of 5 stars 77 reviews

100,835 users

Add, modify and filter the HTTP request headers sent to web servers. This addon is particularly useful for Mobile web development, HTTP testing and privacy.

Add to Search Bar by Dr. Evil

Rated 5 out of 5 stars 640 reviews

51,075 users

Make any pages' search functionality available in the Search Bar (or "search box")...

FireSSH by Mime Čuvalo

Rated 4 out of 5 stars 99 reviews

23,250 users

FireSSH is a free, cross-platform SSH terminal client for Mozilla Firefox. Written entirely in Javascript!

Personal Menu (Personal Firefox Button) by Merci chao

Bring back your personal and powerful Firefox Button!
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