Browser extensions starting with M
1,166 browser extension security reviews, listed by name.
MercadoLibre Product Analytics and Store Operations Tool
shopdora
CleanMercadoLibre Product Analytics captures product and shop data from MercadoLibre's own API and sends it to the developer's server.

Microsoft Rewards Autosearch
VirtualBoxy
CleanAutomatically runs Bing searches in the background for Microsoft Rewards activity.
Manga Translator
LowManga Translator sends your Google account email, page URL and image URL to Alibaba Cloud ARMS on each image translation.
Maps Driving Directions
MyDirections
LowMaps Driving Directions replaces the browser's default search provider with g-maps.com.
Mail Seen - Unlimited Email Tracker for Yahoo
Mobile Internet Limited · Communication
MediumMail Seen sends the full body text of each outgoing Yahoo Mail message to its own server.
Mercado Livre Clips Downloader
Isaac
LowMercado Livre Clips Downloader watches network requests on every site, not just Mercado Livre, and reports video-stream hostnames to Sentry.
Maps Scraper - Maps Leads Extractor
diadndkod
CleanMaps Scraper extracts business listings from Bing Maps and sends each business website URL to gmplus.io.
Mouse Off for HBO Max: hide cursor [QVI]
ToopExt
LowMouse Off for HBO Max sends your Max/HBO Max viewing history and profile details to me3x.online and metricsmint.quest.

ManageEngine PAM360
ManageEngine
CleanManageEngine PAM360 records the browser tab and auto-fills stored credentials during privileged sessions on its customer's own server.
Music Downloader | VK Music Saver
extension freak
MediumMusic Downloader | VK Music Saver silently sets devicereset.online as the browser's default search engine on install.
MagicalDownloader
LowMagicalDownloader lets any web page send media URLs to ffmpeg.bmmmd.com and trigger its background commands.
Mail Magic
DevFortress Inc · Communication
CleanAI Powered Assistant For Openphone scrapes the full OpenPhone conversation thread and sends it to its own backend to draft AI replies.
Messenger Central
Mediastinct
MediumMessenger Central sends new-tab search queries to srchms.com with a fixed affiliate identifier.
Maps Leads Extractor & Bing Maps Scraper
EchoWebBot Studio
LowMaps Leads Extractor scrapes Bing Maps listings and sends business websites and contact details to echobot.dev.
Message Chatbot: AI-Powered by Chat GPT-4
radarlinkedin · Social & Communication
LowMessage Chatbot captures every text selection on messenger.com and sends it to the vendor's analytics backend.
Mail Magic
DevFortress Inc · Communication
LowChatGPT AI assistant for LinkedIn sends your LinkedIn display name and a member-derived ID to app.mailmagic.ai when the panel opens.
MPSTATS - аналитика Wildberries и OZON
Sklad
LowMPSTATS copies Wildberries seller account details and page text and sends them to plugin.dostup-mpstats.pro.
MessageAssist
Omar Maniya MD
LowMessageAssist adds Reply All and template buttons to Practice Fusion messaging and downloads staff coverage data from Google.

Movie maker MovieStudio video editor
RedCoolMedia
MediumMovie maker MovieStudio sends the full URL of every web page you visit to stream.redcoolmedia.net.
Math AI - Homework Solver & Photo Calculator
DreamTeam Mobile
CleanMath AI - Homework Solver & Photo Calculator sends selected page screenshots to api.math.photos for solving.
MyPicture works with Paramount Plus [QVI]
TheBestChromeExtensions
LowThe extension sends your Paramount+ account ID, subscription status, and email to metricsmint.quest regardless of the privacy toggle.
Mail Seen - Unlimited Email Tracker for Outlook
Mobile Internet Limited
MediumMail Seen sends the full body, sender, recipient and subject of Outlook emails to its server when you click Send.
MultiEye
MediumMultiEye uploads P2P order records, counterparty identities and payment requisites from exchange pages to multi.tradecode.tech.
ManipulationDetect
ManipulationDetect · Education
CleanManipulationDetect sends a full-page screenshot to its own backend and a third-party LLM when you run a scan.
MetaGramm grammar checker
Metagramm LTD
LowMetaGramm replaces the new tab with a grammar editor and search box that send your text to its own servers.
Marketplace Scraper – Extract & Export Products to CSV
franklynschoutenm
CleanMarketplace Scraper reads Facebook Marketplace listings with your login and signs you in to its own backend with your Google email.
Manage WhatsApp Inbox
Dictation Daddy Technologies
MediumManage WhatsApp Inbox sends your WhatsApp number and each bulk message's recipient, text and active tab URL to its Firebase backend.
MetaTSE
Boursedan
LowMetaTSE adds stock-analysis tools to tsetmc pages and checks a license key against boursedan.ir.
mdistats.online - аналитика WB и OZON
saltanov.mixa
Lowmdistats.online reads your Wildberries seller suppliers' phone numbers and uploads them weekly to its own server.
Mark
hocgin
LowMark replaces Taobao, Tmall and JD product links on every web page with affiliate links from feed.hocgin.com.
Mercadolivre Niche Finder&AI Review Analysis
rygfuhjv
CleanMercadolivre Niche Finder sends Mercado Livre product review text to findniche.com when you click Review Analysis.
MoneyVoters
moneyvoters1 · Shopping
CleanMoneyVoters compares product prices across retailers and adds its affiliate tag to the result links.
My Hero Academia Wallpapers New Tab
Chrome Theme Store
LowMy Hero Academia Wallpapers New Tab fetches a remote config and can open a server-chosen tab on install.
Maltix Connect
MMT Network
LowMaltix Connect sends the URL of each page you finish loading on its meeting-site hosts to mymosttrusted.net.
Mobphone Web - Sempre Conectado
dev-chrome-extensions
LowMobphone Web scans every page for phone numbers and builds softphone call links using your stored SIP login.
Media Downloader for X (Twitter)
Void Engineers
HighMedia Downloader for X sends your full x.com cookie set, including login tokens, to api.x-downloader.com.
Mutil Env
jeremy.su
CleanMutil Env sends internal Bybit build/project identifiers to a plaintext HTTP endpoint when active on Bybit's own dev/test domains.
MeetSave.ai: AI Meeting Transcribe, File Transcribe & AI Summarizer
CleanMeetSave.ai sends error logs with your account ID, browser and version to an Alibaba Cloud logging project.
MyFootballTab
DVT Technology
LowMyFootballTab sends your approximate location to weatherapi.com and routes new-tab searches through myfootballtab.com.
Monitix – Stock & Crypto Price Alert & Tracker
MediumMonitix embeds the Mellowtel SDK, which loads server-chosen URLs in hidden iframes after the user opts in.
MailTwig – Export Emails, AI Data Parsing & Mail Merge
Tabgraf
MediumMailTwig records full DOM snapshots, typed input and mouse events on its pages and sends them to tglens.tabgraf.com.
Merry Christmas Card Templates by cloudHQ
cloudHQ
MediumMerry Christmas Card Templates reads every Google account email signed in to the browser and sends the list to cloudHQ.

miniOrange Secure Single Sign-On
Xecurify Inc
LowminiOrange Secure Single Sign-On fills saved logins into web forms using credentials fetched from a configurable miniOrange SSO server.
marketbetter - AI-powered LinkedIn workflows
talk2sunder
High
Microsoft Copilot to PDF - Export Copilot Chats
Neo Cortex
LowCopilot to PDF uploads the full rendered conversation HTML, page URL and title to its Cloud Run backend on each PDF export.
mpstars
mps.sklad1
Lowmpstars sends the product page SKU to plugin.mpstars.art and inserts the returned fields into Wildberries and Ozon pages.

MyAdFilter
MyAdFilter
LowMyAdFilter sends the full URL of pages on vendor-listed sites, with ad counts, to api.poc.myadfilter.com.

Milhas Por Compras
@fmschuler
LowMilhas Por Compras redirects AliExpress navigation through the vendor's affiliate links and follows server-supplied redirect rules.
MestreZap
sasdac
CleanMestreZap adds WhatsApp Web tools and sends voice messages to hc-stt.hiperchat.com.br when you press transcribe.

Mh25c Desk
Duchâteau Olivier
LowMh25c Desk relays messages from any web page to a local desktop app and opens tabs the page names.
My Weather Tab
Iskra Media
LowMy Weather Tab sends IP-derived location data to weather services from its new-tab page.
MyPicture works with Paramount Plus [QVI]
ToopExt
LowMyPicture for Paramount Plus uploads your Paramount+ account email, country, profiles and viewing data to its own servers.
MetaMan
justapreneur
LowMetaMan automates Facebook messaging and lets facebook.com pages read its stored vendor login tokens.
Monchat
sasdac
CleanMonchat adds CRM and team tools to WhatsApp Web and sends voice messages to hiperchat.com.br for transcription on click.
miniOrange Shopify SSO
miniOrange
CleanminiOrange Shopify SSO sends your Shopify session cookies to miniOrange's server and restores them on login.
multi-view-for-paramount+
TheBestChromeExtensions
LowMulti View for Paramount+ strips X-Frame-Options and Content-Security-Policy from every paramountplus.com page, not just its own frames.
MyOrder.work - Product scraper chrome extension
phambinh217
CleanMyOrder.work scrapes AliExpress product pages and sends the data to api.myorder.work.
MINEUR2CREDITS UT-24
yohantenma
MediumMINEUR2CREDITS UT-24 reads your EA session token and sends it to api.futfun.com when the server requests it.
MTS Forwarder auction extension
MTS Forwarder
CleanMTS Forwarder screenshots Copart and IAAI bids and uploads them, plus won-vehicle data, to api.mtsforwarder.com.
Myboot
sasdac
CleanMyboot adds a WhatsApp Web button that uploads a chosen voice note's audio to hiperchat.com.br for transcription.