Browser extensions starting with F

This extension lets you copy French accents and symbols without switching keyboard layouts.

Frontier Slither exposes its ID, version, and detected Slither-related extensions to Slither pages.

FunPay Tools sends chat history and seller draft text to fptools.onrender.com for AI assistance.

Funkify - Disability Simulator lets parent pages trigger clicks inside cross-origin iframes through its content script.

Downloads images from Fantia posts in bulk.

fodder.gg sends a hashed EA persona ID, club card IDs and observed market prices to fodder.gg.

This extension supports MyNaPortal integration for the freee company establishment service.

This extension helps you stay focused by growing virtual trees during distraction-free time sessions.

Adds many tab-management actions to the browser tab context menu.

Inspect and copy font details from elements on a web page.

Foxy Gestures is a local mouse-gesture extension that operates entirely within the browser with no external data transmission.

FoE - Helper uploads in-game profile and building data to api.foe-rechner.de when GlobalSend is enabled (on by default).

FantasyPros injects a content script on all pages that can be triggered by any site to read and transmit a user's Sleeper auth token.

This extension can observe web requests on HTTP and HTTPS sites and manage browser downloads.

Adds right-click options to convert pages, links, and images with Online-Convert.com.

Forecastfox loads its API URL configuration from s3blog.org on startup with no integrity check, then routes all weather and location queries through those URLs.

Fills web forms with randomly generated dummy data for testing.

Flag Cookies reads cookies and localStorage from every visited site to display them in its popup, with no observed remote transmission.

Flight Details & Search sends typed and default browser search terms to Yahoo Search affiliate endpoints.

Fetch Video Downloader records media request URLs and selected headers to build its download list.

Syncs bookmarks across browsers and devices using a storage backend you choose.

Checks for duplicate IGNITE tabs in Chrome and adds cache-clearing functionality.

FACEIT Predictor sends FACEIT match, player, history, map, and auth token data to its prediction API.

FC 26 Coins Generator FUT captures your EA Ultimate Team session token and sends it to api.futfun.com.

This extension adds a download option for saving Facebook videos in HD, 2K, 4K, or MP3 format.

FYI reads the active tab PDF and uploads its encrypted document bytes to foundry.fyi.app.

Fabasoft Folio 2020 relays cookies from any visited page to the local Fabasoft native host when a first-caller web page opens the messaging channel.

This extension connects Chrome with the Fabasphere Client for local file and document workflows.

This extension sets Facebook cookies from a pasted cookie string to log in without entering a password.

Adds FACEIT match insights, player history, notes, and expanded stats for competitive CS2 players.

Factiva Search for Business Intelligence sends selected text or popup search terms to global.factiva.com when you start a search.

Familycard.be sends the current shop URL path and detected adblocker or cashback extension names to Familycard.

Fanatical PC Game Price Comparison sends game page details and a persistent extension UID to Fanatical's lookup API.

FancyGPT sends saved ChatGPT conversation text to its Firebase Storage bucket when its chat editor opens.

Adds download options for Fantia images, including ZIP downloads from supported post, blog, and BackNumber pages.

FashionReps Link Converter rewrites shopping and registration pages to URLs with hardcoded referral codes.

Blocks images and visual elements on webpages, with a whitelist for sites where images should appear.

Fast OCR lets any website trigger its web-accessible OCR page to send supplied images to remote OCR services.

FastAccess Face Recognition Web Login reads login form credentials on all websites and forwards them to a locally-installed native application for face-recognition SSO.

FastVPN for Streaming sends its user token and saved proxy credentials to vpn.ncapi.io from its popup and service worker.

Edit images with cropping, drawing, text, shapes, masks, and built-in filters.

Adds time-saving tools and transition support for Scoutbook and Scoutbook Plus users.

Feedly Notifier sends each feed item's source site URL to i.olsh.me when rendering favicons in the popup.

Felo accepts postMessage commands from any webpage with no origin check, letting that page probe URLs and check your X/Xiaohongshu login.

This extension provides a self-custody wallet for Move blockchain tokens, NFTs, and DeFi.

Stores, sends, and receives tokens for the Sei Network in a browser wallet.

Searches for recipes from the address bar and sets Yahoo as the browser’s default search provider.

Find WhatsApp Link reads your WhatsApp account number and sends it to Aliyun Logs.

This extension finds and replaces text using saved rules across browsing sessions.

Findy reads your LinkedIn session cookies and auth headers and sends them to Reply.io to operate LinkedIn on your behalf.

Fiverr Seller Assistant sends Fiverr gig details and reciprocal view activity to fiverrpromotion.net.

This extension opens an offline Flappy Bird 2 game from the Chrome toolbar.

FlareGet Integration captures session cookies and POST form data from all sites and forwards them to the local FlareGet download manager.

Flash Player Extension For Web sends page URLs and device/IP details to an Aliyun log endpoint.

FlashSale AutoBuy sends shopping product URLs and popup tab details with stored location fields to buydekhke.com and unscart.com.

Automates mobile flash-sale buying and checkout using PhonePe or BHIM UPI.