Adblock Edge is a fork of the Adblock Plus version 2.1.2 extension for blocking advertisements on the web. This fork will provide the same features as Adblock Plus 2.X and higher but without “acceptable ads” feature. Adblock Edge was primarily branched off from Adblock Plus 2.1.2 source code package “http://adblockplus.org/downloads/adblockplus-2.1.2-source.tgz” created by Wladimir Palant.
Disconnect, named one of the 100 best innovations of the year by Popular Science and one of the 20 best Firefox add-ons by Lifehacker, lets you visualize and block the otherwise invisible websites that track your search and browsing history.
Flashblock is an extension for the Mozilla, Firefox, and Netscape browsers that takes a pessimistic approach to dealing with Macromedia Flash content on a webpage and blocks ALL Flash content from loading. It then leaves placeholders on the webpage that allow you to click to download and then view the Flash content.
Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and text, blur sensitive info, one-click upload to share. This extension also integrate some additional features such as “Discover Similar Sites” and “Price Comparison While You Shop.” These are value-added features, and definitely are not “Malware” or “Adware” as some may mistakenly believe. Please also note that these features are disabled by default unless you enable them. PLEASE DO NOT USE THIS EXTENSION IF YOU STILL DON’T FEEL COMFORTABLE.
Nimbus: Screen capture Web Page, selected region or whole browser window, edit screenshots and save the images to Local File or Google Drive. Edit screenshots in a very user-friendly interface with the different tools.
This extension lets users of Firefox, Flock, and other browsers based on Mozilla easily juggle dozens of tabs at any time. Enter a search string (actually a standard JavaScript regex), highlight the URL you want to bring up, and press return or double-click it. Tabhunter will even bring up minimized windows containing the target tab.
Download Flash and Video is a great download helper tool that lets you download Flash games and Flash videos (YouTube, Facebook, Dailymotion, Google Videos and more) with a single click.
The downloader is very easy to use.
Proxy Selector lets you switch local proxies in Firefox.
It is a fork of Multiproxy Switch by McFred. You can use it along with ssh tunnels and other socks5 public proxies
The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.
REST Easy is a Firefox add-on that provides a full-featured REST client in the browser. The current list of features includes:
- edit POST parameters
- select HTTP method
- add request headers
- view response headers
- examine raw response
- preview responses in the browser
The tool can be launched from the Web Developer menu.
A Mozilla Firefox add-on that provides a easy way to reload the browser DNS cache.
It’s commonly used by developers that uses the Hosts File to force a domain name resolution to a specific IP.
Stack Alert provides an easy way to monitor your global inbox across all Stack Exchange sites. The add-on adds an icon to the toolbar that displays the number of unread messages in your inbox. Clicking the button brings up a handy list of all unread inbox items in addition to the last few messages that have been read.
Stack alert has been super-useful to me back in time, where “one of those days” came, when I had to deliver a piece of software and didn’t have a damn clue about this style of coding. Tons of coffee, a raging manager, tight time schedule and all that…
Wappalyzer is a browser extension that uncovers the technologies used on websites. It detects content management systems, eCommerce platforms, web servers, JavaScript frameworks, analytics tools and many more.
Twitbin
Twitbin brings the full power of twitter to your browser. Browse twitter while you surf the web. See all your messages, timeline, mentions, searches, and lists conveniently from your firefox sidebar.
Share links and pictures of all your favorite websites and interesting things you find on the web.
GPU accelerated flash player
Enables GPU acceleration of flash player by injection «gpu» value to «wmode» flash object attribute.
Companion add-on for social micro-payment service Flattr.com. Enables easy discovery of flattrable pages that you visit.
CoolPreviews
Browse faster—Preview links and images without leaving your current page or tab. Just mouseover any link and a preview window appears to display the content.
Lets you replace text in web pages. You can define a substitution list and apply it automatically or at your own discretion, or make individual substitutions. You can use this as a filter, or just for fun :)