Web Development


Graphical Timeline

A Firefox Developer Tool to visually analyze various events like Network Calls, DOM Events, Garbage/Cycle Collection, etc.

Rated 4 out of 5 stars (1)
111 users

Form Jig Requires Restart

Capture and replay HTML forms. Save your typing for code, not repetitive testing.

Rated 4 out of 5 stars (1)
0 users

Tellurium IDE Requires Restart

Tellurium IDE is a Firefox plugin to record user actions, automatically generate Tellurium DSL script, and play test scripts.

Rated 4 out of 5 stars (1)
1 user

Techblog Toolbar Requires Restart

Official Techblog Toolbar.

Includes Google Page Rank, Alexa Rank, View IP address, translate utilities.

You can also use this tool bar to search:

1. Web (Google.com)
2. Blogs
3. Images
4. News
5. Product
6. Map

Rated 4 out of 5 stars (1)
2 users

All Downloader Professional Compatible with Firefox 57+

All Downloader Professional finds links, images, videos, documents on a website an make them downloadable.

Rated 3 out of 5 stars (29)
8,956 users

CSS validator Requires Restart

Validates a page using the W3C CSS Validator.

Rated 3 out of 5 stars (10)
6 users

StatShow - Free Website Worth Estimator Requires Restart

Using the right click button it can estimate website worth, traffic(visitors and pageviews), advertisement earnings, alexa rank, backlinks, whois info and more.

Rated 3 out of 5 stars (5)
123 users

Panda Daily News & Inspiration

Keeping designers and hackers inspired every day.

The must have app for designers and hackers. Comfortably browse Hacker News, Designer News, Product Hunt, Dribbble, Behance and others all in one place. Never miss anything, again.

Rated 3 out of 5 stars (5)
644 users

Extension Tracker Requires Restart

Tracks your extensions on addons.mozilla.org.

Rated 3 out of 5 stars (6)
0 users

Tiny.pl Requires Restart

Url shortening via tiny.pl service...

Rated 3 out of 5 stars (11)
32 users


MobileView shows a panel with the current Tab content in phone-like panel

Rated 3 out of 5 stars (8)
2,260 users

Certificate Manager

An add-on to simplify certificate management.

Rated 3 out of 5 stars (3)
190 users

Scratchpad Editor Requires Restart

Enables you to use external text editor with Scratchpad.

Rated 3 out of 5 stars (3)
99 users

Wildfire Compatible with Firefox 57+

Record browser actions then replay immediately. Craft your own custom automation workflows.

Rated 3 out of 5 stars (3)
195 users

Symbol 2 Clipboard

Simple keyboard containing many special characters, click on any character to copy it to clipboard.

Rated 3 out of 5 stars (3)
52 users


Photoshop-like guides and rulers interface on a web page. Guides are created by click-and-dragging corresponding horizontal or vertical ruler. It is possible to open/save created guides as grids (Note: grids will be saved on a page location basis).

Rated 3 out of 5 stars (3)
307 users

Web Clipper : Easy Screenshot (WebExtension) Compatible with Firefox 57+

Easy Screenshot is an easy-to-use screen capturing tool from right-click context menu.

Rated 3 out of 5 stars (6)
290 users

eyedropper Button Requires Restart

Grab a color from the screen with a button.

Rated 3 out of 5 stars (9)
647 users

Auto Reset Browser Requires Restart

Closes all the windows and open a new browser window after a specified time of inactivity. Perfect to use if you use Firefox as a Kiosk Browser...

Rated 3 out of 5 stars (7)
1 user


A basic HTTP server that runs inside Firefox. Designed for web developres who are tired of do 'pyhton -m SimpleHTTPServer '

Rated 3 out of 5 stars (4)
58 users