Browser extensions starting with D

Creates dark themes for websites to reduce bright page colors and improve readability.

DeepL attaches a persistent installation ID and browser fingerprint to every analytics event it sends to its servers.

Sets DuckDuckGo as the default search and adds tracker, cookie, HTTPS, and fingerprinting protections while browsing.

DocuSign PKI writes the extension's runtime ID into the DOM on DocuSign signing pages, where other scripts on that page can read it.

This extension provides access to Dropbox as a workspace for team content and tools.

Splits and resizes browser windows into paired layouts to simulate a dual-monitor workspace.

Learn languages through Duolingo’s free web-based lessons and practice activities.

Shows SEO details for the website you are currently viewing.

Adds Amazon ranking and seller information to amazon.com search results and bestseller pages.

Enables text selection, right-clicking, copying, image saving, screen capture, and character counting on web pages.

Imports dropshipping products from AliExpress, Alibaba, and 1688 for store fulfillment workflows.

Creates and edits diagrams online with files stored in Google Drive.

D.Bridge 2 relays postMessage calls from any webpage to a local native messaging host with no origin allowlist.

Diccionario RAE en un clic 2022 sends selected text to dle.rae.es over plain HTTP when a user looks up a word.

Sign, edit, and share PDF documents from Chrome or directly inside Gmail.

DocuSign eSignature for Chrome is DocuSign's first-party companion extension for sending and signing documents from Dropbox and Gmail.

Dragon Web Extension accepts cross-origin messages on all pages, allowing any window to trigger synthetic clicks on page elements.

Create and edit formulas using button-based tools or TeX input.

This extension opens and downloads Instagram images in HD quality.

Diigo Web Collector lets any matched webpage request Diigo bookmark/account context through unchecked messages.

Helps select, queue, sort, rename, and run multiple browser downloads.

DeepL transmits account identifiers and an installation UUID to a third-party A/B testing service on startup.

Dashlane stores and autofills credentials across websites and sends device fingerprint data to a third-party analytics service at startup.

This extension replaces the new tab page with a Persian personal assistant dashboard.

Datalayer Checker reads page dataLayer events on visited sites and saves selected snapshots locally.

Dictation for Gmail sends Gmail draft IDs with persistent analytics client IDs when dictation controls are used.

Enables browser-based certificate enrollment to communicate with the DigiCert PKI Client desktop app.

Measures on-page distances from the mouse pointer to nearby element borders.

Marks open Chrome tabs as not auto discardable to reduce automatic tab unloading.

Opens and displays DjVu documents directly in the browser.

Docs Online Viewer fetches headers for document links on web pages through its background service worker.

Opens supported document links in Google Docs Viewer instead of downloading them.

Adds customizable dark and light modes to Google Docs without changing the original document.

Download Master forwards download URLs, referrers, and referrer cookies to its native host.

Download with Ant Download Manager forwards download request details and credentials to its local native app.

Send browser downloads and page links to JDownloader from the context menu or optional download interception mode.

Opens the browser downloads window from a toolbar icon.

This extension lets you draw and add shapes directly on webpages.

Adds a Google Drive Create-menu link for opening the Google Docs Template Gallery.

Dualsub sends subtitle text and a persistent install ID to api.dualsub.xyz when AI Translation is enabled.

This extension reduces distractions on YouTube by hiding recommendations and disabling autoplay.

This extension downloads images from the active tab and saves them together in a ZIP file.

Download audio message Messenger/Instagram captures voice-message CDN URLs and chat tab titles in browser sync storage.

DICOM viewer extension relays unvalidated page events to browser APIs, letting any website trigger native host calls and tab control.

Applies a dark theme to websites with options for custom colors, exclusions, scheduling, and Night Shift.

Send and sign documents electronically from Google Drive and Gmail.

Exports Google Drive document previews as PNG, ZIP, or PDF files.

Download with Free Download Manager (FDM) sends download URLs and referrers to a local native client when integration is enabled.

Adds keyboard shortcuts for duplicating tabs and moving tabs into new windows.

Instant Dictionary sends selected or typed lookup terms to GoodWordGuide for definitions.

Disable Content-Security-Policy removes Content-Security-Policy response headers on tabs where users enable it.

dataslayer forwards tag-management data from every inspected frame to the frame's parent page.

This extension applies dark mode and night shift color changes to websites you browse.

Applies a dark mode to websites as you browse to reduce bright page colors.

Darktheme for google translate can send selected page text to Google Translate after Quick Translate is enabled.

DeepTranslate routes all translated page text through its own proxy server and tracks each installation with a persistent UUID sent on every request.

This extension lets you quickly add to-do reminders for today or tomorrow from the browser.

This extension provides a checklist for integrating Internet Download Manager with a browser.

Splits the current Chrome window into two browser windows arranged by a user-selected ratio.