REST Client APIsHub
A Modern and simple API testing tool!
2,892 users
Vue.js Devtools v6 (legacy)
Browser DevTools extension for debugging Vue.js applications. This is the legacy version of Vue Devtools (v6) for Vue 2 compatibility.
2,818 users
ffCK Overlays
Right-click any element to remove it. Inspired by the Chrome extension "F*ck Overlays".
2,813 users
CookieManager - Cookie Editor
Edit cookies related to the current page and all its sub-frames right from a popup
2,798 users
Screenshot Full Page
Take screenshot of entire webpage with single click.
2,783 users
解除禁止复制
解除网页的禁止复制
2,783 users
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.
2,755 users
Omnibug
The leading browser extension for analytics and marketing technology testing and debugging
2,745 users
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.
2,735 users
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.
2,671 users
FirePHP
Log from PHP to a devtools panel.
2,651 users
View Image Info Reborn
Display info for the current image in a new window, new tab, or overlaid on the image. Convert WEBP images to PNG or JPEG. Send an image URL to TinEye for reverse image search. "View image..." in same tab? Check the screenshots for all the options.
2,640 users
Jazz-MIDI
MIDI support for browsers
2,567 users
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.
2,553 users
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.
2,548 users
Get cookies.txt LOCALLY
Get cookies.txt, NEVER send information outside with open-source
2,540 users
Easy Auto Refresh
Auto-refresh and auto-reload pages after any number of seconds.
2,538 users
webhint
Check for best practices and common errors with your site's accessibility, speed, security and more.
2,490 users
Salesforce Inspector Reloaded
Productivity tools for Salesforce administrators and developers to inspect data and metadata directly from the Salesforce UI.
2,488 users
ICPBravoAccess
ICPBravo Access ICPBrasil and General PKI Extension.
2,464 users
SN Utils
ServiceNow Productivity tools. (Personal work, not affiliated to ServiceNow)
2,439 users
Wizdler
Parses the WSDL files and generates SOAP messages for you.
2,423 users
Try XPath
This add-on displays the result of evaluating XPath expression or CSS selector.
2,412 users
VisBug
Open source browser design tools
2,394 users
Pesticide
This extension inserts the Pesticide CSS into the current page, outlining each element to better see placement on the page.
2,374 users