Firefox add-on with keyword - detect

The Fakespot Deepfake Detector extension will help you sort out text written by humans from text that has been created using AI tools.

With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.

The font-detect extension is a browser add-on that allows users to easily inspect and verify font styles applied to elements when they hover over them on webpages.

Adds an icon to the toolbar which indicates whether the current page uses Cloudflare. If it does, the icon changes color. Detection is performed by analyzing the response headers of all requests.

This addon provides an easy way to keep track of manifests and subtitles used by various streaming protocols. Also allows for detecting custom file types and downloading media files.

Find out which theme a WordPress site is using with the help of ThemeDetect.com

A simple way to detect website icons.

Detects GPS EXIF information in loaded JPEGs automatically

Automatically convert phone numbers into clickable links, compatible with many telephony applications.

Detects the theme and plugins used in WordPress and display information about them. For sites using wordpress an icon will appear - right hand side of the address bar.

The Fake Shop Detector warns you of fraudulent offers, directly in your internet browser!

Removes in page popups, inclduing adblock detection popups

Find out what theme and plugins the WordPress sites you visit are using.

Detects if a website is built with Next.js

Device detection (phone, tablet, desktop, mobile, grade, os, versions)

Detects font properties and styles

Simple extension that detects websocket connection on the page and shows indicator.

Detects the JavaScript libraries running on a page and displays their icons in the address bar.

A browser extension that alerts users to unreliable news sources.

Detects and removes duplicate bookmark on add and shows a notification about it.

A browser extension that reveals Amazon brands and exclusive products while you shop online.

Check whether a website has robots.txt. After configuration, this extension can detect whether other paths exist.

Detects Decentralized Identifiers (DIDs) in a domain's TXT records and links to the associated Bluesky profile.

Detect web framework and javascript libraries run on browsing website.

Checks websites that you visit for invisible zero-width characters and replaces them with a specified character. Has the ability to copy all the characters found.