Check XSS
Plugin helps in finding site vulnerabilities such as XSS, SQL injection and CRLF. Check XSS makes it possible for you to text XSS (CRLF and SQL commands) with context menu with just 2 mouse clicks.
319 användare
Offline Caching
Enable offline caching on any web site or app, allowing for usage even without Internet access.
318 användare
Trello Card ID
Shows Trello card IDs for use in commits and for other quick references. Copy the ID to the clipboard by clicking on it.
318 användare
gRPC-Web Developer Tools
gRPC-Web Developer Tools for debugging application's gRPC-Web network requests.
316 användare
Captcha Solver Recognition
2Captcha plugin allows you to automatically solve CAPTCHAs found on any webpage.
315 användare
XPath Helper för
Skaffa snabbt XPath för alla element på en webbsida med bara ett klick. Välj bara ett element och det kommer att visa sin XPath.
314 användare
SpeedVitals
Perform Web Vitals Test & TTFB Test on Multiple Locations & Devices. SpeedVitals Extension helps measure the performance of a website directly from that website itself.
313 användare
Ghost Inspector - Web Test Recorder
Ghost Inspector is an automated browser testing service. Our add-on allows you to record yourself performing actions on your website within your browser, then sync them to the Ghost Inspector service and run them continuously as a regression test.
312 användare
TCCDE-复制、鼠标右键菜单功能复原
1.该扩展只有一个操作按钮（启用或关闭），即可实现一键破解禁止右键、破解禁止选择、破解禁止复制、破解禁止粘贴，启用复制，启用右键，启用选择，启用粘贴等。 2.该扩展没有插入第三方广告，界面简单易用，界面中显示了启用后的作用，轻便易用。
312 användare
ShotEasy - Light and easy-to-use screenshot tool
Easily capture area, or scroll page to get a long screenshot of the full page, with Beautifier and editing tools.
312 användare
Clipboard History IO
The most secure way to effortlessly access, track, and manage your clipboard history.
310 användare
DeploySentinel Recorder
Record browser interactions to auto generate Cypress, Playwright and Puppeteer test scripts.
308 användare
Cache Longer
Cache Longer speeds up your browsing by make your browser cache things for longer.
308 användare
Base64 Encoder and Decoder
Link Webbie Firefox add on that enables you to encode and decode strings in base64.
305 användare
Xdebug Starter
A Firefox extension that allows you to start the debugging session with one click. Works with XHR and normal full requests. You can start debugging, tracing, profiling and change the idekey. Built using the new WebExtensions API.
304 användare
SEOInfo
Shows SEO issues as you navigate pages. Displays performance data, redirects, structured data and errors for HTML pages. Save to Excel.
304 användare
Full Screen Multiple Monitor
This addons support to make automatically fullscreen at the startup for modern browser (Quantum version). This addons purposed for dashboard or kiosk system and can work for multiple monitor. First, set the homepage and then viola. all set sail!
303 användare
CSP Evaluator
CSP Evaluator is a tool that allows developers to check if a Content Security Policy (CSP) serves as mitigation against XSS attacks. This is a Firefox port of the Chrome extension
303 användare
CookieSwap
Tool to save and swap out a collection of cookies on the fly that allows implement multilogin feature
302 användare
New Tab Same Group
Opens new tabs in the same group as the active one — right after, at the beginning, or at the end. Supports Firefox’s native tab groups, vertical (sidebar) or horizontal (classic) modes.
300 användare
