Browser extensions starting with S

This extension blocks audio ads in the Spotify web player and skips to the next song.

Shows Squarespace page IDs so you can copy them for use in your code.

Stealthy routes browser traffic through HTTP proxies selected by its API when the user turns the proxy on.

Sticky Notes 3.8 - Super Quick & Personal sends note metadata, settings, usage counters, and stored email to Amplitude.

Study Tools voor Magister stores your Magister authorization token locally and reuses it for Magister API requests.

Subtitles for Language Learning stores OpenSubtitles credentials using a passphrase bundled with the extension.

Helps users manage email conversations, prioritize important work, and collaborate faster with AI-native email.

This extension receives browser notifications from a paired Synology DiskStation NAS.

Synology Image Assistant Extension exposes a native-messaging file-upload bridge to any web page via an unguarded postMessage handler.

Website SEO Checker sends the active tab URL to Sitechecker API endpoints when you open its popup.

Sprint YouTube Speed Up routes YouTube and Google video traffic through proxy servers it fetches from speedyext.ru.

This extension works with the SafeInCloud Password Manager desktop app.

This extension tests available Shein discount codes at checkout and applies the best one to your cart.

Runs a Snowflake proxy to help people in censored countries access the Internet through Tor.

Boosts audio volume for music, video, and social media sites in Chrome.

SingleFile bundles hardcoded OAuth client secrets for Google Drive and Dropbox, and a hardcoded Woleet API bearer token, in its source.

This extension opens a Python 3.7.4 interpreter from the browser toolbar.

SimpleLogin by Proton lets any page trigger alias creation and read the generated alias from its email input.

Reopen recently closed tabs from a simple toolbar popup.

Blocks user-selected websites to help create a barrier against off-task browsing.

Automatically clicks YouTube skip-ad buttons and hides some YouTube ad elements when possible.

Symantec Authentication Client Extension relays PKI commands from any web page to a locally installed native messaging host.

SAFEQ Cloud ships a Playwright testing backdoor in production that any Chrome extension can use to disable authentication or spoof identity.

This extension gives each Salesforce org a distinct colored favicon.

This extension adds a free 3D sci-fi racing game with endless spacecraft gameplay.

Screenshot YouTube Video sends the current page URL and a persistent browser ID to api.videodlservice.com daily.

Share link via email opens mail compose pages with the current URL, page title, and selected text when you choose to share.

Siteimprove Accessibility Checker serializes the active tab's page content and URL for local accessibility audits.

This extension helps advertisers verify, debug, and troubleshoot Snap Pixel implementations.

SocialFocus fetches server-controlled CSS selectors from untrap.app and applies them to social media pages without integrity validation.

This extension helps configure a SOCKS5 proxy and browser domain bypass rules.

Boosts audio volume in individual browser tabs with a simple slider.

Sourcegraph loads Google Fonts CSS when adding its interface to GitHub pages.

Sparkles Giveaway injects a button on YouTube that encrypts Steam trade offer credentials with a hardcoded operator-held RSA key, and fetches remote configuration via a covert DNS-over-HTTPS channel.

This extension provides a simple stopwatch and countdown timer for everyday tasks.

This extension adds Gmail email tracking for opens and link clicks with real-time notifications.

Sorts Chrome bookmarks and folders alphabetically to help keep them organized.

Sync Watch sends shared tab details and video playback state to server.syncwatch.space for room synchronization.

Customize browser audio with an equalizer, bass booster, volume control, and saved per-site settings.

Simple Tab Groups lets web pages trigger configured tab-group hotkeys with synthetic key events.

SFL fetches remote search-provider rules and uses them to redirect address-bar search queries.

SVG Gobbler sends SVG markup to a remote cloud function when converting to JSX, and transmits a usage counter to the same endpoint on each gobble action.

Shows a green, amber, or red validation status for websites you visit.

Uploads web images directly to Google Photos from the browser.

Save to Collect sends the active tab URL and page title to WeTransfer's Collect API when the user triggers a save.

Screen Ruler exposes its stable extension ID in page-visible DOM markers when the ruler is activated.

Blocks or alters common browser fingerprinting and tracking signals through configurable privacy options.

Scrum for Trello sends Trello board details to Burndown for Trello when you open the burndown chart.

Search Safety sends install telemetry to Lavasoft and loads each new tab through mynewtab.co with install details.

Search and replace text on web pages, including form fields and page HTML.

Adds a customizable search toolbar with hotkeys, selected-text search, suggestions, and in-page term tools.

Send download links to Seedr’s cloud download manager from Chrome.

Integrates Chrome with the ShareX desktop application for users who enable the Chrome extension option.