Manage your Polkadot accounts outside of dapps. Injects the accounts and allows signs transactions for a specific account.
An easy-to-use font inspector to get CSS styles of the selected element
Evaluate web accessibility within the Firefox browser. When activated, the WAVE extension injects icons and indicators into your page to give feedback about accessibility and to facilitate manual evaluation.
A reference for the codes to generate Emojis on popular sites like GitHub or Basecamp and Unicode characters for Twitter and Facebook. Search Emojis by name or view recently selected items. Emojis are automatically copied to the clipboard.
A simple eye-dropper & color-picker tool allowing you to select color values from webpages. You will need to enable the add-on bar Firefox menu->Options->Add-on Bar OR View->Toolbars->Add-on Bar Then refresh the page.
Cache clearing made easy. One click.
Fast JSON viewer - highlights, shows items count/size, handles large files
Add and modify the HTTP request headers and response headers. Use ModHeader to: - Add / modify request and response headers - Add / modify cookies - Multi-profile support - Filtering based on URL, tab, or window - Export and share profiles
The Ultimate online investigation tool! See detailed information about every IP Address, Domain Name and Provider.
A free extension of the web tool https://coolsymbol.com/emojis/emoji-for-copy-and-paste.html. It helps input emoji in the web browser with an extensive search functionality.
Easily add (Access-Control-Allow-Origin: *) rule to the response header.
Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps.
Displays the HTTP header. Edit it and send it.
Exports all cookies to a Netscape HTTP Cookie File, as used by curl, wget, and youtube-dl, among others.
RusVPN - Free VPN Proxy service
Instead of completely blocking canvas fingerprinting, Canvas Defender add-on creates a unique and persistent noise that hides your real canvas fingerprint. This add-on protects you while browsing both in normal and private mode.
manage, edit, manipulate, plot and save one or multiple SQLite databases simultaneously
A HackBar for new firefox (Firefox Quantum). This addon is written in webextension and alternatives to the XUL version of original Hackbar. Press F12 to use HackBar
A REST client for almost any web service.
Discover what runs a website - This Firefox extension helps you identify technologies used on any website at the click of a button.
屏蔽/重定义请求 && 修改 Headers
This extension allows you quickly to set the X-Forwarded-For HTTP Header