by pedroraf

16 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,793 reviews

2,317,059 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...

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 5 out of 5 stars 1,614 reviews

1,365,361 users

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

LastPass Password Manager by LastPass

Rated 4 out of 5 stars 1,239 reviews

746,926 users

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

Web Developer by chrispederick

Rated 5 out of 5 stars 217 reviews

555,467 users

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

Full Web Page Screenshots (♥♥♥♥♥) by susbox

Rated 5 out of 5 stars 438 reviews

268,579 users

FireShot makes full web page screenshots. Demo:

Screenshots can be quickly captured and:

― Saved as Image or PDF
― Sent to clipboard
― Printed
― Annotated *
― Uploaded *
― E-Mailed *

* OS Windows only

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,518 reviews

314,523 users

Xmarks is the #1 bookmarking and open tab add-on. Keep your bookmarks, and open tabs backed up and synchronized across computers and browsers. Mobile phones with Premium access. Utilize LastPass to sync passwords!

ColorZilla by Alex Sirota

Rated 5 out of 5 stars 305 reviews

295,325 users

Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...

All-in-One Sidebar by Ingo Wennemaring

Rated 5 out of 5 stars 1,391 reviews

211,977 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.

Image Zoom by Jason Adams

Rated 4 out of 5 stars 333 reviews

169,036 users

Adds zoom and rotation functionality for images...

Poster by Alex Milowski

Rated 4 out of 5 stars 61 reviews

51,365 users

A developer tool for interacting with web services and other web resources that lets you make HTTP requests, set the entity body, and content type. This allows you to interact with web services and inspect the results...

FirePHP by cadorn

Rated 4 out of 5 stars 46 reviews

51,466 users

FirePHP enables you to log to your Firebug Console using a simple PHP method call.

Not using Firebug 1.9+ on Firefox 8+? See

Dummy Lipsum by Sogame

Rated 4 out of 5 stars 40 reviews

11,759 users

Generate "Lorem Ipsum" dummy text (from

dragdropupload by sankazim

Rated 4 out of 5 stars 176 reviews

1,865 users

Drop files into attachment boxes instead of browse for them or type in the filename. Drop multiple files and fill all the entries. In some websites it allows to add new upload files: in Google Mail is possible to drop the files directly over the...

CSSViewer by Nicolas Huon

Rated 4 out of 5 stars 100 reviews

921 users

A simple CSS property...

QuickRestart by Juan Carlos Avila B.

Rated 4 out of 5 stars 123 reviews

1,961 users

Ever needed to restart Firefox after enabling or disabling an extension, switching to a new theme, or modifying configuration files (such as userChrome.css or user.js)?

This simple extension adds a "Restart Firefox" item to the "File" menu. You can ...
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