- Tamper Data for FF Quantum- - Monitor live requests - Edit headers on live requests - Cancel live requests - Redirect live requests Click the blue cloud in the toolbar to start tampering. When you're done, click it again to stop. - 3,043 个用户
- ChroPath- ChroPath helps to generate and validate selectors like relative xpath, cssSelector etc with iframe support. - 2,989 个用户
- 解除禁止复制- 解除网页的禁止复制 - 2,988 个用户
- Copy Link Text- Copy the text of the link. - 2,980 个用户
- PoE Overlay: Dash- Share your current session on pathofexile.com with PoE Overlay - 2,902 个用户
- HTTP Version Indicator- An indicator showing the HTTP version used to load the page in the address bar. - 2,899 个用户
- Salesforce Inspector Reloaded- Productivity tools for Salesforce administrators and developers to inspect data and metadata directly from the Salesforce UI. - 2,896 个用户
- Octotree - GitHub code tree- GitHub on steroids - 2,892 个用户
- Carbonalyser- Allows to visualize the electricity consumption and greenhouse gases (GHG) emissions that your Internet browsing leads to. - 2,866 个用户
- Screenshot Full Page- Take screenshot of entire webpage with single click. - 2,833 个用户
- Grepper- The Query & Answer System for the Coder Community - 2,818 个用户
- 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. - 2,793 个用户
- ffCK Overlays- Right-click any element to remove it. Inspired by the Chrome extension "F*ck Overlays". - 2,790 个用户
- CookieManager - Cookie Editor- Edit cookies related to the current page and all its sub-frames right from a popup - 2,721 个用户
- Spoof Geolocation- This extension alters browser Geolocation latitude and longitude to user-defined values - 2,715 个用户
- FirePHP- Log from PHP to a devtools panel. - 2,667 个用户
- Easy Auto Refresh- Auto-refresh and auto-reload pages after any number of seconds. - 2,614 个用户
- 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. - 2,607 个用户
- Omnibug- The leading browser extension for analytics and marketing technology testing and debugging - 2,588 个用户
- Wizdler- Parses the WSDL files and generates SOAP messages for you. - 2,576 个用户
- SN Utils- ServiceNow Productivity tools. (Personal work, not affiliated to ServiceNow) - 2,568 个用户
- Jazz-MIDI- MIDI support for browsers - 2,543 个用户
- HackTools- Hacktools, is a web extension facilitating your web application penetration tests, it includes cheat sheets as well as all the tools used during a test such as XSS payloads, Reverse shells to test your web application. - 2,537 个用户
- webhint- Check for best practices and common errors with your site's accessibility, speed, security and more. - 2,520 个用户
- 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. - 2,440 个用户
























