Browser extensions starting with U

Adds course planning tools and conflict highlighting to UT registration pages.

Inspects pages to identify UTAM Page Objects for automated testing.

This extension shows UTC time and lets you switch between 24-hour and 12-hour formats.

This extension shows the current time in the UTC time zone.

Removes common tracking parameters from URLs before pages load.

UTSniper copies its bearer token into EA Web App localStorage where page scripts can read it.

UW Madison - Course Search & Enroll + sends selected course identifiers to Madgrades with a bundled API token.

UW Wave lets uwwave.ca and any *.vercel.app page read and modify its extension storage.

This extension enhances GitLab pages with workflow-focused UI additions for issues, merge requests, to-dos, and navigation.

Adds theater-style viewing, Picture-in-Picture, screenshots, and speed controls to Udemy lecture pages.

Shows Udemy course publish and last updated dates on course pages.

Shows remaining course, section, and lecture time inside the Udemy interface.

Udemy Watcher marks Udemy lectures watched or unwatched by clicking course progress checkboxes.

Udemy Korean Subtitles sends Udemy subtitle text to Google Translate during course playback.

Automatically finds Udemy coupon offers while you browse course pages.

Skips Udemy’s 3-second autoplay delay between playlist videos.

Ultimate Office Tools sends new-tab search queries to f.frequentvisitor.com with a hardcoded affiliate token.

This extension helps remove annoying ad tabs from UltraSurf.

This extension adjusts full-screen streaming videos for ultra-wide monitors.

UltraWide for YouTube polls MetricMuse for commands that collect Google, YouTube, and UNext profile data and viewing history.

Provides a privacy-focused Solana wallet for shielded transfers and private wallet activity.

Hides Twitter/X posts that mention @GROK or are posted by GROK.

Unblock Migu Video can disable other enabled proxy extensions from its popup.

Adds a browser side panel with a selection of playable unblocked games.

Unblocked Games 76 ships hardcoded proxy credentials and returns them for authentication challenges on game and proxy domains.

Unblocked Games Premium routes selected websites through proxy servers and supplies embedded credentials.

Unblocker-4 routes selected website domains through its proxy and sends popup usage analytics to Amplitude.

This extension sharpens and upscales blurry images in Chrome using an AI-powered upload tool.

This extension lets volunteers contribute to a crowdsourced network for internet access support.

UnderTheHood sends the active tab's hostname to Google Public DNS when you run its network analysis.

Bulk-leave multiple Discord servers from the Discord web app in one action.

Undo Closed Tabs for Google Chrome stores visited page URLs and titles locally to restore recently closed tabs.

Automates clicking follow and unfollow buttons on Twitter pages.

UniTap Wallet exposes an unlocked account address to every website before connection approval.

Adds a GIF picker for posting GIFs in LinkedIn comments and posts.

Unicode Analyzer sends selected page text as codepoints to an i18n-cloud.appspot.com HTTP endpoint.

Unicorn Wallpaper sends your Chrome top-sites URLs to Google's favicon service on each new tab.

Unify stores OAuth access and refresh tokens using an encryption password bundled with the extension.

Uninquizitive modifies Norton InQuizitive pages to change scoring state and suppress anti-automation checks.

Shows a short notification before tabs are closed so you can cancel the action.

Convert common units directly in the browser across length, volume, weight, temperature, time, percentage, and number categories.

Unit.Travel sends Booking.com and Agoda travel-search details to api.unit.travel for price comparison.

Blocks ads, trackers, pop-ups, and Twitter/X promoted content for a cleaner browsing experience.

Converts timestamps between Unix time, JavaScript time, UTC, ISO 8601, and local time formats.

This extension mass deletes likes from a Twitter/X account.

Unlock Bilibili routes Bilibili HTTPS requests through bilibili-proxy.sjxms.com:8443.

This extension re-enables blocked keyboard, mouse, clipboard, selection, and shortcut actions on websites.

Unplug'd sends selected desktop, tab, window, and audio capture to a local receiver over WebSocket connections.

Shows a high-resolution Unsplash photo whenever you open a new tab.

This extension helps unsubscribe from mailing lists in Gmail and Outlook with a toolbar click.

This extension hides subtitles on Netflix videos when you click its browser icon.

Unzips compressed files in the browser so you can download the extracted contents.

UpGuard Cyber Security Ratings sends the active tab URL to UpGuard's scoring service when tabs change.

Generates direct download links for filehost pages and files through a right-click menu.

This extension converts pasted text into different case and spacing formats.

Open a pasted list of URLs in multiple tabs at once.

Converts the current tab URL or entered text into a QR code.

This extension opens a baseball game and provides access to other browser games.

UsaTrans - Авто из США sends login credentials to its API in both the URL query string and request body.

Improves the Google Ads interface with layout, menu, notification, and recommendation controls.