Web Development

Subscribe

HttpRequester

A tool for easily making HTTP requests (GET/PUT/POST/DELETE), viewing the responses, and keeping a history of transactions.

Rated 4 out of 5 stars (39)
3,895 weekly downloads

SeoQuake SEO extension

Seoquake is a Firefox SEO extension aimed primarily at helping web masters who deal with search engine optimization (SEO), social media optimization (SMO) and internet promotion. Seoquake allows to investigate many important SEO parameters.

Rated 4 out of 5 stars (207)
3,894 weekly downloads

Tiny JavaScript Debugger

TinyJSD is a JavaScript debugger for privileged code running Mozilla products like Firefox, Thunderbird, SeaMonkey. It serves to debug the application as well as extensions written in JavaScript.

Rated 4 out of 5 stars (5)
3,877 weekly downloads

Java Console 5.0.12

Java Console Extension for Java SE 1.5.0_12 (version 5 update 12).

Rated 1 out of 5 stars (7)
3,863 weekly downloads

colorPicker No Restart

A very simple extension for learning web page colors. Copy the RGB or Hex color code of any pixel displayed in your browser to the clipboard (in CSS/HTML format). Similar in function to Internet Explorer's color picker.

Rated 4 out of 5 stars (29)
3,806 weekly downloads

JS Switch

Add a toolbar button or an option in Tool menu to toggle JavaScript

Rated 4 out of 5 stars (20)
3,801 weekly downloads

Image Zoom

Adds zoom and rotation functionality for images...

Rated 4 out of 5 stars (329)
3,725 weekly downloads

HackBar

Simple security audit / Penetration test tool.

Rated 5 out of 5 stars (40)
3,686 weekly downloads

IE Tab + (FF 8+, 7, 6, 5, 4, 3.6, 3.5, SeaMonkey)

IE Tab + is an enhanced version of IE Tab. It supports FF 3.5 or greater, integrates IE Tab with Adblock Plus in the IE Tab engine, and synchronizes cookies between IE and Firefox. You can easily import settings from the original IE Tab into IE Tab +

Rated 3 out of 5 stars (83)
3,615 weekly downloads

Wappalyzer No Restart

Wappalyzer is a browser extension that identifies software on websites.

Rated 4 out of 5 stars (97)
3,547 weekly downloads

Selenium Expert (Selenium IDE)

This plugin is my attempt to bring the wonderful world of inspections, tips, hints, fixes and refactoring to Selenese! The Selenium Expert goes through your selenium test cases suggesting improvements, giving tips and even lets you apply them.

Rated 5 out of 5 stars (1)
3,436 weekly downloads

Autofill

Autofill is a small but powerful add-on that serves one purpose: fill form fields automatically on page load. It is for people who just want a straightforward form filler without all the bells and whistles.

Rated 3 out of 5 stars (49)
3,424 weekly downloads

Firefox OS 1.1 Simulator No Restart

Firefox OS Simulator is a test environment for Firefox OS. Use it to test your apps in a Firefox OS-like environment that looks and feels like a mobile phone. After installing it, go to Web Developer > Firefox OS Simulator to access its features.

Rated 4 out of 5 stars (63)
3,337 weekly downloads

RDS bar (seo: pr, dmoz, alexa, seomoz)

RDS seo toolbar (pr, dmoz, alexa, seomoz ... ) – is a useful tool for fast analysis of website and page SEO indicators, designed for webmasters and optimizers. And also with a range of useful functions for ordinary users.

Rated 5 out of 5 stars (30)
3,314 weekly downloads

Auto Refresh

Auto Refresh will refresh or hard refresh any tab or group of tabs at individual or group intervals.

You can also customize your presets and save the ones you most use.

http://www.grizzlyape.com/addons/auto-refresh/

Rated 3 out of 5 stars (35)
3,056 weekly downloads

User-Agent Switcher No Restart

Quickly and easily switch between popular user-agent strings.

Rated 4 out of 5 stars (6)
2,958 weekly downloads

Random Agent Spoofer No Restart

Rotates complete browser profiles ( from real browsers / devices ) at a user defined time interval. It includes many extra privacy enhancing options

Rated 5 out of 5 stars (70)
2,898 weekly downloads

Advanced Cookie Manager Featured

A must have tool for Web Developers and Testers to Manage and monitor web cookies.

Features List:
Add
Delete
Modify
Export / Backup
Import / Restore
Monitor cookies

Available in English, French, Spanish, German and Italian languages.

Rated 4 out of 5 stars (28)
2,810 weekly downloads

Disable WebRTC No Restart

WebRTC exposes your internal network IP(s), without user interaction.

Rated 4 out of 5 stars (18)
2,809 weekly downloads

Lightshot (screenshot tool) No Restart

Easy and convenient screenshot tool. Allows you to make screenshots of any selected area (video and flash too), edit and upload it to server.

Rated 5 out of 5 stars (169)
2,754 weekly downloads