Browser extensions starting with D
475 browser extension security reviews, listed by name.
DeepShare: Export AI Chats as Word
CleanDeepShare sends selected AI chat or pasted Markdown content to its DOCX conversion API.
Desktop companion app for Dynamics 365 Contact Center
Microsoft Corporation
LowThe extension relays postMessage payloads from any HTTPS page to the com.dynamics.vca native app without validating the sender's origin.
Download Twitter Spaces
atmos · Tools
CleanDownload Twitter Spaces sends Space download details, IP geolocation, and a persistent user ID to a Replit webhook.
Dyslexic Browser
Foureyed Jimmy · Accessibility
MediumDyslexic Browser sends its stored client ID to db.foureyedjimmy.com over plaintext HTTP for subscription checks.
SideAll: Chat Sidebar - GPT, Claude, DeepSeek
SideAll · Tools
LowSideAll modifies DeepSeek response headers so DeepSeek pages can be framed with fewer browser protections.
d-party
U-NOT
Cleand-party sends dAnime watch-party profile and playback details to d-party.net over WebSocket.

Distract Me Not (website blocker)
AXeL
CleanDistract Me Not records visited URLs and block decisions in local trace logs when the user enables logging.

Default Search with Anthropic
Claude Search
MediumThe extension removes Claude's malicious-prompt caution banner on claude.ai pages.

Daily Top Coupons & Custom Web Search
DailyTopCoupons
CleanDaily Top Coupons & Custom Web Search sets Yahoo as the default search and sends search terms to Yahoo affiliate URLs.

Volume Booster
Rivolta
LowVolume Booster requests Google Fonts when its popup opens, sharing connection metadata with Google.

DesignHub
Firearc Technologies Ltd.
MediumDesignHub sends typed omnibox search terms to suggesting.designhubapp.com over unencrypted HTTP.
Dark Mode for Chrome – Simple Reader & Eye Protection Theme
carlosjhein
LowDark Mode for Chrome exposes a page-visible DOM marker that websites can use to detect the extension.
Dark Reader for Chrome
Dark dev.
HighDark Reader for Chrome sends update data to dark-reader.com and applies server-provided programs in its service worker.
DemandScience Chrome Extension
sigstr-chrome-store
CleanDemandScience Chrome Extension sends Gmail sender and recipient email addresses to sigstr.net for campaign banners.
Demon Slayer Shinobu Kocho Wallpaper
flora.nyra · Fun
MediumDemon Slayer Shinobu Kocho Wallpaper sends Chrome top-sites URLs to Google's favicon service on the new-tab page.
DesModder for Desmos
Jared Hughes
CleanDesModder for Desmos sends Desmos graph activity to WakaTime when its optional integration is enabled.
DesignHub
FIRE ARC TECHNOLOGIES LTD
MediumDesignHub sends omnibox suggestion queries to its suggestions server over cleartext HTTP.
Docutracks Signer
dataverse.gr
LowDocutracks Signer exposes a native signing bridge on all pages, letting any page script trigger a signing operation via a CustomEvent.
Dog Cuties
Apex Media
MediumDog Cuties sends new-tab search queries to dogcuties.com before showing results.
Dolby Voice
Dolby Laboratories
LowDolby Voice 1.1 relays web page postMessages to a native messaging host with no origin or payload sanitization.
Drift Email
CleanDrift Email rewrites tracked Gmail links and sends recipient, subject, and Gmail message details to Drift.
Google Docs Dark Mode
Simple Dark Mode · Accessibility
MediumDark Mode for Google Docs runs remote-controlled Google search tasks and reports visited URLs to its server.

easyfundraising Donation Reminder
easyfundraising
Cleaneasyfundraising Donation Reminder sends shopping, search, basket, and checkout activity to easyfundraising analytics.

DanfeOnline - Gerador de DANFE
DanfeOnline
CleanDanfeOnline - Gerador de DANFE retrieves Fazenda invoice pages and XML through www.danfeonline.com.br.
DA PA Checker
Harpreet Kumar
CleanDA PA Checker sends the active tab's domain with a persistent device token to its domain-check API.
DNS Lookup
whatsmydns
CleanDNS Lookup sends the active tab hostname to whatsmydns.net for automatic DNS lookups.
Daily Weather Forecast
boticariocrm · News & Weather
LowDaily Weather Forecast sends visited site domains to apicdn.co and uses its responses to redirect matching link clicks.
DesktopHut Live Wallpapers Tab Pro
shelloux
LowDesktopHut Live Wallpapers Tab Pro sends bookmark domains to third-party favicon services on the new-tab page.
DevTools for D365F&O
Devanalytic365
CleanDevTools for D365F&O lets Dynamics pages request a visible-tab screenshot and receive the cropped image.
Dictionariez: Your Dictionary, Your Language
River · Education
LowDictionariez lets visited pages send supplied text to pnl.dev through its translation bridge.
Directors Desk SecureView
Directors Desk - Secure View
LowDirectors Desk SecureView bridges document links on directorsdesk.com to a local native viewer, forwarding a hardcoded key seed bundled in the extension.
Docs Offline
Suijin
MediumDocs Offline sends pasted text, page details, quiz content, and page images from all sites to ClipKey servers.
Doodle Jump
doodlejump
LowDoodle Jump allows notifications from digitalgamedoo.com and opens that site when installed.
Double Subtitles for Prime by MovieLingo
movielingo.app · Education
CleanDouble Subtitles for Prime sends Prime Video and Amazon subtitle text to Google Translate for second-subtitle display.
Dragon Ball Super: Broly Wallpaper
ongmason
LowDragon Ball Super: Broly Wallpaper sends your most-visited site URLs to Google's favicon service on each new-tab page.

Download with Free Download Manager (FDM)
Joe Ertaba
CleanDownload with Free Download Manager sends download URLs and referrers to its local native client.
Dark Mode for YouTube™
Free Software Utilities
LowDark Mode for YouTube™ exposes its extension ID and resource base URL to YouTube page scripts.
DataDID
memolabsio
CleanDataDID reports aggregate active-tab domain and category counts while mining mode is enabled.
Delete Facebook Messages
Lynx · Social & Communication
LowDelete Facebook Messages removes Facebook Content-Security-Policy headers on page and XHR responses.
Demandbase for Sales
Demandbase Inc
LowDemandbase for Sales lets any HTTPS page ask the extension to open an attacker-chosen URL in a new tab.
Depth Translator for DeepL
Faisal Ahmed
CleanDepth Translator for DeepL sends selected page text to DeepL translator URLs when you ask it to translate.
Devyce Softphone Extension
Devyce
CleanDevyce Softphone Extension sends clicked phone numbers and CRM page context to softphone.devyce.io.
Discord Token Login
discordkit
CleanDiscord Token Login passes a Discord token through the page URL and writes it into Discord localStorage.
Discord Translator Pro - Immersive Bilingual Chat Translation
Ivan · Social & Communication
CleanDiscord Translator Pro sends Discord message and draft text to the selected translation provider.
DocHero AI: Your AI Academic Companion
Metablox
CleanDocHero AI sends prompts, generated responses, and the current tab URL to Mixpanel after prompt use.
Download History
CleanDownload History exports your Chrome browsing history to a local CSV file when you click its download button.
Download Virus Scanner
Free Useful Apps
CleanDownload Virus Scanner sends each non-whitelisted downloaded URL and the user's VirusTotal API key to VirusTotal.
Drag Maze
Game Anything · Games
LowDrag Maze sends popup page-view telemetry with a persistent client ID and extension page URL to Google Analytics.
Duolingo Max
apersongithub · Education
LowDuolingo Max modifies Duolingo pages to unlock paid subscription features and bypass feature gates.
dingsConnector
Deliberate GmbH
CleandingsConnector reads Genesys Cloud bearer tokens from localStorage and cookies and forwards them to a local native messaging host.
dynamicWatch Save
marcusneedham · Entertainment
CleandynamicWatch Route Save to Garmin sends the current route URL or GPX file to dynamic.watch when you open its popup.

Download Facebook Videos
pbion.com
LowDownload Facebook Videos rewrites Facebook and fbcdn request headers for requests started outside Facebook.

DjVu.js Viewer
RussCoder
LowDjVu.js Viewer lets any website trigger extension-privileged DjVu loading and render cross-origin documents into the page.

Dualsub - YouTube Subtitle Translator
Dualsub Studio
CleanDualsub sends selected subtitle dialogue chunks and an optional API key to api.dualsub.xyz for translation.
Dadan - Screen Recording & Annotation Tool
dadan.io · Communication
LowDadan stores recording session IDs and overlay state in page-readable sessionStorage while overlays are active.
Daily Planner: Tasks, Notes, Goals
Ank
MediumDaily Planner sends your profile email, location, IP lookup data, screen size, and planner state to an AWS API.
Dark Mode
Cleo Woolverton · Accessibility
LowDark Mode -- Night Theme for All Sites adds an extension-derived DOM ID to every top-level page it runs on.
DatHangQuangChau.Com - Công cụ đặt hàng
dpcorp.vn
LowThe extension sends a persistent browser client ID to Google Analytics when its content script runs.
DataSpark Tools
Threecolts LLC
LowDataSpark Tools places its DataSpark API key in a Walmart page iframe URL.
Datagma
raphael
HighDatagma uploads Outlook, Kaspr, and Lusha authentication tokens and cookies to Datagma servers.