Spoofs User-Agent strings of your browser with a new one globally, randomly or per hostname
Send the page you are currently viewing to your mobile device. QR codes are generated instantly in browser and never leave your computer. Implemented with WebExtensions API and compatible with Firefox 57+.
Dark themeTemă întunecată pentru orice site. Ai grijă de ochii tăi, folosește Dark Reader pentru cititul noaptea și de zi cu zi. for every website. Care your eyes, use Dark Reader for night and daily browsing.
Quickly and easily switch between popular user-agent strings.
The "NewScrollbars"-extension replaces default scrollbars of Firefox and Thunderbird with colorized ones (partly) known from "Noia themes". [ not compatible with Firefox / Thunderbird 57+ ]
'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7s small view, Fx 4-12s large view & Tb 5-14) for current Firefox, Thunderbird and Seamonkey versions. Beta builds on versions page!
Add-on to display GitHub code in tree format
DevTools extension for debugging Vue.js applications.
- 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.
Enhance code browsing on GitHub: code search, instant documentation tooltips, and jump-to-definition links for code on GitHub.
A sitebar that helps pentesters to perform manual web security testing inside their browser. This addon is written in webextension and alternatives to the XUL version of original Hackbar.