Browser extensions starting with A
900 browser extension security reviews, listed by name.
Atomic Fusion
Atomic Fusion
MediumAtomic Fusion stores its login token in Bubble page cookies that host-page scripts can read.
Audio Booster for Amazon Prime [QVI]
BestChromeExtensions · Entertainment
LowAudio Booster for Amazon Prime [QVI] sends Prime Video profiles, history, bookmarks, subscriptions, and contact details to remote servers.
Audio Booster for HBO Max [QVI]
BestChromeExtensions · Entertainment
LowAudio Booster for HBO Max [QVI] sends Max viewing history and profile data to me3x.online and metricsmint.quest.
Audio Downloader Plus
CleanAudio Downloader Plus scans the active page for audio links and shows them in its popup.
Audio File Downloader
PromptXXL
CleanAudio File Downloader scans each page for audio and video URLs and sends the results to its extension UI.
Audio Transcriber
CleanAudio Transcriber sends user-initiated recordings and uploaded audio to its transcription backend with a persistent user ID.
Aura Start
communism420
CleanAura Start embeds a Google OAuth device-flow client secret and sends it to Google's OAuth token endpoint.
Authenticator: Generate 2FA Codes in Browser
VoiceWave
MediumAuthenticator stores TOTP enrollment secrets using a hardcoded fallback key when access-key encryption is off.
Auto Answer Edunext
letankim2003
MediumAuto Answer Edunext sends captured EduNext authorization headers to chat.ptudev.net during user-ID lookup.
Auto BCC for Gmail™
revja0189
MediumAuto BCC for Gmail sends saved Auto BCC rules and cached Gmail sender choices with support requests.
Auto Furigana
x6udpngx
CleanAuto Furigana sends hovered Japanese page text from any site to Google Translate for translation.
Auto Refresh & Clicker
luopks-group
CleanAuto Refresh & Clicker sends active-tab URL, page title, and click keywords to Sentry during error reporting.
Auto side preview
search-ai-assistant
LowAuto side preview strips site framing and request-origin headers while opening search-result previews.
AutoMOT - Quick Access to MOT History
AutoMOT
LowAutoMOT exposes an iframe that lets any website trigger its MOT backend lookups using extension storage/auth context.
Autocorrect Misspelled Words & Text Snippets: KeyCorrect
Key Correct
LowKeyCorrect treats password fields as autocorrect targets and can save typed password-field words in local extension storage.
Automatic Slack ™ Translator
ultracoding · Social & Communication
MediumThe extension sends Slack message text to translate-api.ext-api.com over plaintext HTTP for DeepL/GPT translation.
Automatic zalo translator
ultracodinghq
LowAutomatic zalo translator sends Zalo message text to its translation API over cleartext HTTP.
Avionté Echo
Compas Technology
CleanAvionté Echo sends sanitized recruiting profile page HTML to Avionte's API when its profile parser fails.
Avocado VPN — Secure Proxy
CleanAvocado VPN routes regular browser traffic through hardcoded SOCKS5 proxy servers when connected.
Ask_me
hagriel
CleanChatGPT assistant for Google Meet sends selected live-caption text and context to Ask_me when users request an AI answer.
AliExplorer
@fmschuler · Shopping
HighShopping & Tracking Helper downloads redirect rules that can change matching shopping page navigations.
aiApply : Cover Letter Generator
radarlinkedin
MediumaiApply copies job application inputs and generated AI output into Alibaba Cloud log events.
asin
whitebox
Cleanasin sends parsed marketplace item data to a user-configured maru9.biz page when the user clicks Send All.
avatar maker from photo
Extensionlab · Art & Design
Lowavatar maker from photo reports app visits with a persistent browser-synced UUID to bot.izibit.net.

Assinador Web
SEFAZ-AM
CleanAssinador Web sends signing parameters from allowed Amazonas government or localhost pages to a SEFAZ native signing flow.

AutoCopy
def00111
CleanAutoCopy copies selected page text into the system clipboard after a short delay.

ai_anywhere
Juraj Mäsiar
CleanAI Anywhere for ChatGPT sends selected text or page URLs to the AI provider opened from its menu or shortcuts.

All Tabs Helper
Kevin Jones
CleanAll Tabs Helper caches full page text from visited sites locally when all-tabs search caching is enabled.

Ready Wallet (Formerly Argent)
ArgentX
LowReady Wallet injects an in-page bridge on every site and exposes its extension ID in the page DOM.

AutoFormer+
Mykola Onyshchuk
MediumAutoFormer+ stores visible form fields, including passwords, in each site's localStorage.

Aria2 Download Manager Integration
Ross Wang
CleanAria2 Download Manager Integration sends download URLs and selected request headers to a configured aria2 endpoint.

AutoTube - YouTube nonstop
Moe Kanan
LowAutoTube renders status and update messages fetched from appstatus.netlify.app inside its popup.

AutoSkipYT for YouTube – Skip Ads Automatically
YTSkipADS
MediumAutoSkipYT for YouTube posts Google or Bing search-page URLs to a remotely configured endpoint.

AiPrice(AliPrice) Price Tracker
AiPirce Technologies Co. Ltd.
LowAliPrice Price Tracker reports matched AliExpress and Tmall browsing URLs to AliPrice statistics.

AdLock
Hankuper s.r.o.
MediumAdLock fetches remote filter rules that can inject server-supplied JavaScript into HTTP and HTTPS pages.

Advanced Downloader for Instagram™
W3Simple
MediumAdvanced Downloader for Instagram sends search queries and result URLs to mtusgate.de and rewrites matched links.

Ad-BlockerPro
pcvark
LowAd-BlockerPro injects a pcvark promotional iframe into HTTP and HTTPS pages you visit.

AutoPagerize Advanced
John
LowAutoPagerize Advanced fetches a plaintext wedata.net rule feed that controls automatic next-page loading and insertion.

Free Android online emulator ApkOnline
ApkOnline android online emulator
MediumFree Android online emulator ApkOnline sends non-ApkOnline tab URLs with a persistent user ID to www.uptoplay.net.

Ask DeepSeek
technologicalpixel
CleanAsk DeepSeek sends selected page text to chat.deepseek.com when you use its context-menu prompts.

Ant.com Antmark manager add-on
ANT
LowAnt.com Antmark manager add-on sends each active HTTP(S) tab URL to Ant.com when you switch or update tabs.

AliExpress Search By Image
aliseeks
CleanAliExpress Search By Image sends selected image URLs or inline image data to Aliseeks after a context-menu search.

Furigana
EYHN
LowFurigana converts Japanese page text into parsed HTML, so page text containing markup can become live DOM elements.

Ahoy!
Revolução dos Bytes
LowAhoy! reports blocked main-frame page URLs to its API when it detects Portuguese ISP block pages.

Augury
Rangle.io
LowAugury lets webpages ask its content-script bridge for the extension runtime ID.

Ace Script
Ace Stream
LowAce Script lets any website ask the extension to start the local Ace Stream native engine.

Alpine.js devtools
Hugo
CleanAlpine.js devtools reads Alpine component and store state from pages you inspect in DevTools.

Add URL to Window Title (Advanced KeePass Usage)
Eric
CleanAdd URL to Window Title adds the current site hostname or full URL to page titles on HTTP and HTTPS sites.

Adblocker X
Adblock57
MediumAdblocker X fetches addonsrv.net rules that can inject controller iframes into matching websites and alter page content.
A Fine Start
Blake Watson
CleanA Fine Start syncs authenticated bookmark changes to afinestart.me with the user's account token.
A bored button
fujizx
LowA bored button inserts titles from a remote Firestore site list into visited pages with innerHTML.
A/B Pre-test Calculator by Speero
Speero
LowA/B Pre-test Calculator by Speero sends calculator inputs and an embedded API token to Speero's Cloud Functions endpoint.
AADL3 Auto inscription
CleanAADL3 Auto inscription stores identity and contact details locally to autofill AADL3 registration forms.
AB Tasty
abtasty.com
CleanAB Tasty injects user-configured try.abtasty.com JavaScript into matching active-tab sites.
ABC Wallet - Safe Web3 wallet
AhnLab Blockchain Company
MediumABC Wallet stores wallet account approval globally, letting unrelated web pages read the approved account address.
AE Platform
aeplatformdev
CleanAE Platform sends the active AliExpress tab URL to its commission-prediction API.
AEM 热力分析插件
aem-team
LowAEM 热力分析插件 injects Alibaba and Taobao login or overlay iframes when a webpage sends its content script a matching message.
AHi WhatsApp翻译[AI版]
wtCoder89
MediumAHi WhatsApp翻译[AI版] reads WhatsApp contact names and phone numbers and sends them to wstrans.890214.net.
AI Anywhere for ChatGPT
juraj.masiar
MediumAI Anywhere for ChatGPT removes anti-framing headers from AI provider subframes while its editor is open.
AI Assistant
Castusoft
MediumAI Assistant sends selected text, GPT-prefixed form text, and page URLs to its AWS GPT backend.