HTTP Version Indicator
An indicator showing the HTTP version used to load the page in the address bar.
3 022 brukarar
Salesforce Inspector Reloaded
Productivity tools for Salesforce administrators and developers to inspect data and metadata directly from the Salesforce UI.
2 916 brukarar
ffCK Overlays
Right-click any element to remove it. Inspired by the Chrome extension "F*ck Overlays".
2 844 brukarar
Google Analytics Debugger
Prints useful information to the JavaScript console by enabling the debug version of the Google Analytics Javascript. P.S: this add-on is migrated from Chrome store.
2 813 brukarar
CookieManager - Cookie Editor
Edit cookies related to the current page and all its sub-frames right from a popup
2 764 brukarar
HTTP request maker
Displays a sidebar that lets you to forge HTTP requests. Press Alt+Shift+Y to show the sidebar and make your own HTTP request. You can choose the method GET, HEAD, POST, OPTIONS, PUT DELETE and the body data to send. Response in the main window.
2 761 brukarar
Omnibug
The leading browser extension for analytics and marketing technology testing and debugging
2 725 brukarar
Spoof Geolocation
This extension alters browser Geolocation latitude and longitude to user-defined values
2 680 brukarar
Basic JSON Formatter
Adds a page action to pretty-print JSON. Unlike similar extensions, this simply pretty-prints it. It doesn't add any kind of viewer, colors, or collapsing. If you want this to work as expected, disable devtools.jsonview.enabled in about:config.
2 589 brukarar
webhint
Check for best practices and common errors with your site's accessibility, speed, security and more.
2 584 brukarar
Merge Windows
Merges the tabs from multiple windows together into one window. Extension won't show context menu item when there aren't more than one window of the same type to merge together. Private windows will only merge with private windows not normal.
2 533 brukarar
