Browser extensions starting with A

Auto Quality for YouTube shares saved quality and auto-pause settings with page scripts through document events.

Automatically refreshes pages or tabs at user-set intervals and can monitor pages for changes.

Automatically fills web forms using multiple saved profiles.

The provided listing does not describe a user-facing feature for this extension.

Keeps YouTube playback running by automatically skipping to the next video.

Auto Tab Discard exposes a real-time form-input indicator on the page window to all scripts on every website visited.

Adaptive Tab Bar Color reads the active tab's page theme and applies matching colors to the Firefox browser chrome.

This extension provides access to Amazon Music streaming options and subscription information.

Archive Page sends the page or link URL to Archive.today when you choose to archive or search it.

Auvik SaaS Management reads your entire browser history and reports every login you make to its backend.

Avast SecureLine VPN with Ad Blocker sends a persistent extension client ID and product state to Google Analytics.

This extension replaces the new tab page with a customizable dashboard of shortcuts, apps, and widgets.

asbplayer is a language-learning tool that overlays subtitles on streaming video and integrates with Anki for vocabulary capture.

This extension re-enables right-click, copying, text highlighting, and context menus on websites.

Adblock Ultra downloads dynamic network rules from adblockerultra.com that can modify requests across all websites.

This extension skips or blocks ads during YouTube video playback.

Blocks ads, popups, and trackers while browsing in Chrome.

Inspects dataLayer activity and Google Analytics hits on web pages for analytics testing.

This extension launches Ak Kamal e-Security Client software from browsers without Java applet support.

Set alarms, timers, and a stopwatch from the browser with desktop notifications and sounds.

AdNauseam sends credentialed requests to every detected ad URL, forwarding the user's cookies to ad networks in the background.

Open Google Drive files with local desktop applications and save changes back through UFO Sync Client.

Ad Blocker Pro Shield assigns each installation a persistent identifier and sends it to its servers hourly, which can also push new blocking rules and DOM-manipulation scripts to the browser.

Adds products from Japanese e-commerce sites to a Buyee shopping cart for proxy buying.

Ant Video Downloader captures YouTube session cookies and stream cookies, forwarding them to a locally-installed native host app.

Adds price comparisons, page customization, and filtering tools across Steam store and community pages.

Avira Browser Safety transmits every visited URL to Avira's classification API and can execute server-supplied JavaScript on shopping sites.

AI Chat Exporter sends the full text of exported Gemini conversations, plus your Google account name and email, to the vendor's servers.

AI YouTube Summarizer sends YouTube transcript text and account email to Scripsy when you request a summary.

AT Price Tracker reads the user's signed-in Google account email and sends it with every scraped vehicle listing to its own servers.

This extension is installed through the ATOBE Installer.

This extension reduces cookie pop-ups by accepting or selecting cookie consent settings.

Tracks how much time you spend on the web for ActivityWatch.

Adaware Web Protection sends install, update, and daily activity telemetry with browser details to flow.lavasoft.com.

Adblock for Browser sends each completed tab URL with a persistent user ID to abforbrowser.com.

This extension opens Amaranth 10 links in existing pop-ups or app tabs to reduce duplicate windows.

Amazon Order History Reporter transmits an RSA-encrypted user email and order metadata to the developer's server on each order history scrape.

This extension lets users play a 3D arcade car racing and drifting game in the browser.

Records audio from your computer’s microphone and downloads it as a WebM file.

Automatically sets a chosen default playback quality for YouTube videos.

Automatically scrolls to the next YouTube Short when the current one ends.

Re-enables the browser’s right-click menu on websites that block it.

Adjusts browser audio with equalizer presets and custom settings from a toolbar popup.

Generates Google Forms from prompts, documents, PDFs, images, and Google Workspace content.

AMP Validator fetches AMP pages in the background to validate them when you open or switch tabs.

AODocs Smartbar stores a live Google Drive OAuth token in session storage accessible to untrusted page scripts on Google Drive, Docs, and Gmail.

Adds a Nexus Mods download button that sends Helldivers 2 mods to the HD2 Arsenal client.

Removes ads, banners, and other annoying content from YouTube videos.