Browser extensions starting with M

Inspect, edit, and export CSS and Motion One animations in a browser timeline.

Play a free offline motorcycle racing game with physics-based obstacle courses in your browser.

Highlights multiple keywords on web pages and shows live counts for terms found.

Mute and unmute your microphone in web-based video conferences from MuteMe controls.

Shows your current IP address and country with a one-click lookup.

Browse Amazon S3 buckets to search, upload, download, create folders, and delete files.

MyASUS for Chromebook Extension lets ASUS's dlcdnccls.asus.com origin request ChromeOS telemetry and diagnostics.

MyEasy86 sends clicked parcel submissions and product-page URLs from shopping sites to myeasy86.com.

Replaces standard scroll bars with customizable overlay scrolling controls.

Mapio sends Google search queries and stored identifiers to mpestate.azurewebsites.net after its consent flag is set.

Mouse gestures trigger common browser actions such as opening, closing, switching, reloading, and restoring tabs.

Manage YouTube playlists faster with multi-select tools for videos.

M3U IPTV sends playlist URLs to m3u-ip.tv over HTTP and lets that site read cross-origin responses.

M3U8 Downloader Pro captures request headers from browsing and can replay them to m3u8.dev download pages.

MAPIT PROCTOR sends MyMapIT test session and extension status to MyMapIT proctoring servers.

Runs automatic Bing searches to help earn daily Microsoft Rewards points.

MagicBrief - Save Facebook & TikTok ads sends user-selected Facebook and TikTok ad details to MagicBrief's API.

MagyarAnimeTweaks lets embedding pages request direct media URLs from Rumble, Videa, and Indavideo player frames.

This extension shows MainWP Dashboard updates, timers, costs, and license expirations from the browser toolbar.

Make X Great Again sends X account details and tweet snippets to x.zuoluo.tv for spam classification.

Malware Protection sends visited site hostnames and paths, plus search-result hostnames, to SiteAdvisor for safety checks.

Enables Marathi text rendering on websites when the system lacks Marathi font support.

Exports marketplace product, price, review, and attribute data from Wildberries, Ozon, and Lamoda.

Marketo Sales adds buttons next to page email addresses and sends the selected address to ToutApp when clicked.

Marter sends Download Buy List CSV exports to a hardcoded Google Apps Script endpoint.

Mclaren Wallpaper New Tab sends shortcut URLs to Google's favicon service when it renders non-bundled shortcuts.

Enables MedDream DICOM Viewer to use multiple displays in Chrome.

Shows expanded Medium article, response, reach, and earnings stats for logged-in Medium users.

Mega-Debrid Browser Extension sends login credentials to www.mega-debrid.eu/api.php as URL query parameters.

MeowCad Solver fetches NetAcad assessment answer metadata and can auto-select correct quiz responses.

Merch Dominator loads image-compression code from jsDelivr when processing uploaded Merch images.

Merges tabs from different browser windows into one window with a toolbar button.

This extension combines duplicate Google Calendar events into one color-blended entry.

Bulk deletion tools clear Slack messages and chat histories in the Slack interface.

Meta Automator registers signed-in users in Firestore with a persistent session ID and device/browser details.

Microsoft Word Translator ships recoverable Alibaba Cloud OSS access credentials in its popup source.

Hides YouTube end cards so video endings stay visible.

Minecraft Live Wallpaper sends custom shortcut URLs to Google's favicon service when rendering the new-tab page.

Minera Ads sends scraped Facebook Ads Library ad-card content and the user's Minera token to MineraROI endpoints.

Minimal New Tab sends your location coordinates to weather and mapping services for its new-tab weather widget.

Mobile Friendly Test sends the tested page URL to Google PageSpeed with an embedded API key.

ModHeader records request and response header metadata locally for all URLs when its side-ball UI is enabled.

Modelpress Image Downloader sends the active tab's site domain and a persistent user ID to Google Analytics during popup and download actions.

Modern MarkDownload reads the active tab's page content and selection to create local Markdown clips.

Inspects Module Federation hierarchy inside Chrome DevTools.

Switches web audio between mono and stereo and adjusts left/right balance.

Applies a configurable grayscale filter to web pages to reduce color and visual distraction.

Turns websites grayscale with a one-click toggle for calmer browsing.

MoodleGPT sends Moodle quiz questions and answer fields to an OpenAI-compatible chat-completions endpoint.

Shows your most visited pages in a simple drop-down list for quick access.

Replaces the new tab page with a customizable dashboard for widgets, backgrounds, notes, and quick links.

Switches groups of Google Calendar calendars on or off with one click.

Mute, unmute, and close noisy browser tabs from a popup or keyboard shortcut.

Adds the MYTF1 player to a CACABOX member’s Twitch stream for watching matches together.

MyParcels Service Extension sends discovered parcel tracking numbers from supported shopping and postal pages to myparcels.ru.

Clips web pages and selected content into Markdown files for an Obsidian vault.

Medium parser sends Medium page URLs to the cache, archive, or proxy service a user selects.

Renders Markdown in email and web editors into formatted HTML before sending or publishing.

musescore-downloader uses bundled Musescore API tokens to request score files from musescore.com.

Mutes sites by default unless they are on a whitelist.