Browser extensions starting with M

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

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

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.

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

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

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.

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

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

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

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

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.

Map Route Pro embeds an Azure Maps key and sends map search requests to atlas.microsoft.com.

Maple Bookmarks reads your bookmark tree and displays bookmark titles and URLs in its popup.

Maps links in Brave Search opens clicked map links with your Brave Search query in the selected maps provider.

MarkMagic checks saved bookmark URLs by fetching them from the extension when the user opens its cleanup tools.

MarketDB - Аналитика Магнит Маркета stores report UUIDs in mm.ru localStorage and sends them to MarketDB report APIs.

Marketplace Listings Reposter can send masked Facebook page activity recordings to Sentry.

Marvel Rivals Live Wallpaper sends user-added shortcut URLs to Google's favicon service.

Maskara sends AI prompt text and optional chat IDs to its backend when users request prompt optimization.

Mass Copy URLs copies every open tab's URL, and optionally each title, to the clipboard when the popup is used.

Mastermind Search Companion sends supported genetics search terms, page URLs, and result titles to Mastermind's servers.

MathGPT uploads user-selected screenshot regions and sends the resulting image URL to its solving service.

Mathway Screenshot Support sends pasted images on Mathway pages to Mathway's OCR endpoint.

Matrix Start Tabs sends failed navigation hostnames to matrixstarttabs.com.

Max Verstappen Red Bull F1 Champion Maserati Live Wallpaper inserts Gameograf popup HTML into its new-tab page.

MaxWorth syncs matched AmEx and Chase card-offer details to its Supabase backend.

MayiFree-開水小助手 redirects a game script to remote code hosted on fish.mayifree.com.

Mazepool exposes typed license keys to Facebook Ads Library page scripts and sends them to Gumroad for validation.

Medium for All deletes cookies for Medium requests, including cookies from the page that initiated the request.

Meet Soundboard encrypts exported soundboard backups with a shared hardcoded passphrase.

MeetApps sends an MD5 hash of your Google Calendar email to its license validation server.

Meeting Controls for stream deck sends Google Meet control state to a local Stream Deck companion.

Meeting Voice Captions Translate sends Google Meet and Teams live captions to Google Translate by default.

Mega Messenger periodically reads Facebook friends' birthdays and sends the birthday list to next.cloudki.io.

Melhora o Preço sends product-page details from matched shopping sites to its price-history API.

Meme Generator uploads user-selected page screenshot regions to upload.meme-generator.fun for meme creation.

MemoTab sends daily counts of notes, boards, shortcuts, iframes, checklists, and focus sessions to api.memotab.space.

Mend Advise sends visited package-repository pages and detected package coordinates to Mend's browser plugin endpoint.

Mesh lets any site trigger its web-accessible iframe to identify the signed-in account to Segment.

Messi Live Wallpaper sends new-tab shortcut domains to Google to load favicon images.

Messi Wallpapers sends custom new-tab shortcut URLs to Google's favicon service.

MetaDefender Endpoint Download Protection sends completed download URLs to an OPSWAT native host.

MetaPush sends session and error telemetry from scoped NFT site pages to sentry.fuxi.netease.com.

Metadata Viewer sends the active tab URL and page meta tags to api.koelker.dev when its DevTools panel opens.

MiFone MITEK sends call metadata and local WebRTC IP details to a hardcoded n8n-dev.mitek.vn webhook during poor call quality.

MiaProva captures Adobe Target and Web SDK request and response bodies for in-extension optimization debugging.

Michael Jordan MeaVana removes Content-Security-Policy and frame-protection headers through dynamic network rules.

Microslop rewrites Microsoft-related words in visible page text on every website.

Microsoft Audio-Content-Creation TTS Exporter enables Amplitude tracking on Microsoft audio content creation pages.

Milleis Digital - Custom CSS injects remote background images into Milleis and BQE banking pages.

MindTree exposes its extension ID in page-visible resource URLs on ChatGPT.

Mine Finder sends popup usage events to Google Analytics with a persistent extension client ID.

Minecraft Live Wallpapers New Tab loads Gameograf-controlled shortcuts and popup HTML on its new tab page.

Minecraft Sakura Pond Live Wallpaper sends shortcut URLs to Google when it loads favicons on the new-tab page.

Minelead reads active-tab page text to find email addresses and sends them to api.minelead.io for validation.

Miro Search sends usage analytics with a persistent anonymous ID and hashed Miro user or board IDs to Segment.