Browser extensions starting with M

This extension can run scripts on the current tab when activated.

Provides a WebExtension-based HackBar tool accessible from the browser developer tools.

Opens your saved daily websites in separate tabs with one click or keyboard shortcut.

mail.com MailCheck embeds reusable OAuth client credentials and sends them in token requests for GMX, mail.com, and web.de accounts.

Motrix WebExtension sends intercepted download details to the local Motrix/Aria2 JSON-RPC service.

Adds a way to send the current tab to a configured MeTube instance for downloading.

Draw and highlight directly on websites with saved annotations in the browser.

Highlights multiple search terms on the current page with colors, formatting, and optional regular expressions.

Plays M3U8/HLS video streams with customizable keyboard controls.

Minimal Consent sends each active site's host and cookie-consent details with a persistent device UUID to its Cloud Functions endpoint.

Find and download Material Design Icons from your browser.

This extension can add browser context menu actions and access tabs and webpages.

Provides the legacy window.web3 API so older websites can work with MetaMask.

This extension helps users type French accented capital letters more easily.

Skips Mastodon handle prompts by redirecting remote Fediverse interactions to your home instance.

Automatically keeps only the most recently audible tab unmuted when multiple tabs play sound.

ChatGPT AI assistant for Google Reviews and Questions sends your Google account name and email to Mail Magic.

This extension monitors Regitra exam schedules and alerts users when a free exam slot appears.

MANISH loads Google Material Icons over plaintext HTTP when its extension UI pages open.

Changes webpage text to a Minecraft-style font using custom CSS.

Adds UX tools and workflow helpers to the SAP Cloud Integration Web UI.

METAWALLET ships a hardcoded HMAC secret that signs requests to the Metacoin backend.

This extension checks MGID pixel implementation status and shows real-time feedback.

MONI exposes its extension ID, version, and URL inside Monday.com pages.

Trim MP3 and WAV audio files directly in the browser.

Bulk image uploads are paired into JSON project files for reusing and sharing MPC projects.

MPCVault lets any webpage set the extension's stored login token through its injected login bridge.

This extension provides an unblocked 3D car racing game in the browser.

MYBEST代购代运助手 sends parcel form details to MYBEST over cleartext HTTP.

Alerts you when supported shopping sites offer cashback through Ma Petite Sponso.

Shows a plugin safety score before you install Roblox plugins.

MacBed Update Notifier periodically requests MacBed's RSS feed from the background.

The extension records active-tab keystrokes, form inputs, clicks, mouse movement, and scrolls during macro recording.

Macro Settings by FOODFASTFIT lets an HTTP site set macro goals that it later posts to MyFitnessPal.

Stores up to five text macros for one-click copying to the clipboard.

This extension provides access to a free 3D stunt car racing game with multiple cars and tracks.

Adds a Madara Uchiha-themed live wallpaper page with time, search, shortcuts, and cursor styling.

Mafuyu PJSK Live Wallpaper sends user-added shortcut URLs to Google's favicon service when rendering its new tab page.

This extension generates URL whitelists for Magento 2 CSP configuration while you browse your site.

Magic Extension sends active-tab URLs, page titles, and input-activity counts to the Magic web app.

This extension compares Ozon product cards across seller metrics and exports the results to XLSX.

Generate, refine, save, and launch AI prompts from your browser.

Magnetar sends detected torrent hashes to the configured debrid provider for cache checks.

Mais e-Sports Descontos sends matched shopping-page URLs and extracted page values to descontos.maisesports.com.br.

Adds quick complaint tools for Majestic RP reports on YouTube and Twitch

Switches YouTube pages between normal mode and youtube-nocookie.com mode with one click.

This extension changes webpage text appearance to improve readability.

Restores Roblox website buttons from blue to the classic green style.

This extension changes webpage fonts, font size, and line height to make text easier to read.

Adds falling image effects such as money, cats, dogs, burgers, and pizza to web pages.

Making Today loads Google Fonts from its new-tab page, sending each new-tab request to fonts.googleapis.com.

Shows Muslim prayer times and Hijri date for locations in Malaysia.

ManageJobApplications imports job posting details from the active HTTPS tab and sends them to managejobapplications.com.

Calculates grades and assignment percentages for people using ManageBac.

Manchester City Wallpapers fetches remote popup HTML and displays it on the extension's new tab page.

Replaces the new tab page with rotating Manchester United HD wallpapers and quick-access browsing tools.

Mandiant Advantage scans page text for threat indicators and sends matched URLs, domains, IPs, hashes, and CVEs to Mandiant.

Download manga chapters from Manga Komi as PDFs.

MangaToon For PC Windows 10 sends top-site URLs to Google when showing favicons on its new-tab page.

Manypage Scraper captures Facebook or YouTube cookies during a popup flow and sends them to api.manypage.id.