Penetration Testing Kit
Attention! This version is no longer supported. Use /firefox/addon/owasp-penetration-testing-kit/ extension instead.
935 users
Save to Trello
This firefox extension allows you to Create a Trello card from any webpage (including Gmail/webmail) / Ideal for Inbox Zero. You can save the current page to Trello. When you find something in Firefox that you want to view later put it in Trello.
932 users
Block Yourself from Analytics
Block your Google Analytics™ activity for the websites you own, no more false stats.
929 users
SEO Inspector
SEO Inspector scans the active page and applies a set of customizable rules to its contents. The results of the scan are displayed on a simple, elegant interface for manual inspection.
928 users
Mangools SEO extension
Speed up your SEO right in your browser: See the key SEO metrics, popularity trends, competitor's keywords, backlinks and on-page SEO insights of any domain or URL. Have the power of Mangools SEO package any time you need.
925 users
Simple Link Checker
Redirect Link Checker will check all links on your page to find broken and redirect links
919 users
Flash Debugger
Debug Flash/SWF/Flex files on the web. Edit properties and inspect elements on the fly. View log output inside the extension. Run AS3 code against the active SWF. Profile memory consumption and much much more...
900 users
Scrum for Trello
Scrum for Trello adds functionality to the awesome trello.com for use in Scrum projects. Add estimates or record time-spent directly on Trello cards. Shows sums at the top of each list and the top right corner of each board.
876 users
Open With Photoshop
Open With Photoshop is a new companion for web and graphic designers to open up any web image with Adobe Photoshop via a single and quick mouse click.
869 users
IP Whois
View info about IP, DNS records, SSL, country flag, domain whois, location, stats and more of any website.
855 users
Transparent standalone images
This add-on renders standalone images on a transparent background, so you can see the image in all its glory!
848 users
Lighthouse Report Generator
Generates a Lighthouse Report without needing to use Chrome or the Lighthouse CLI
848 users
ProxyControl
Manage setting of connect of proxy in your browser so quickly and so easily as you want.
844 users
InlineDisposition Reloaded
InlineDisposition Reloaded changes the disposition type of "Content-Disposition" response headers from "attachment" and "file" to "inline"
841 users
