Browser extensions starting with S

This extension helps download videos from YouTube, VK, TikTok, and other websites.

Send to Outline sends selected page and link URLs to TinyURL before opening them in Outline.

Sorts bookmark folders by title, URL, or date added with configurable folder placement.

Selectext: Copy Text from Videos sends the current page URL to embedded frames and lets page messages write clipboard content.

Sorftime Save sends captured Shopee marketplace API responses and Seller Center identifiers to Sorftime servers.

Soundgasm Downloader sends Soundgasm page details and author link lists to an AWS API.

Searches selected text on Google Maps from the right-click menu.

Downloads WhatsApp Web statuses from a toolbar icon.

Scam Blocker sends clicked HTTP and HTTPS links to PCMatic for risk checks.

Adds a context menu option to save image links directly to the Downloads folder.

Boosts and customizes browser audio with per-tab volume, equalizer, reverb, compression, and spatial effects.

Secret Server Utilities for Firefox lets any website send page-chosen text to the system clipboard.

Converts the current page’s playing audio or video to mono with a click.

ShortsBlocker rewrites Amazon product URLs to add its affiliate tag when Amazon pages load.

Save images to chosen folders inside the main Downloads folder from the browser context menu.

This extension can access the current tab and read or modify browser bookmarks.

Search in YouTube sends selected page text to YouTube when its context-menu search action is used.

Control Spotify playback from a mini player while browsing the web.

SnapTube MP3 for YouTube Music Download adds YouTube download links that send video URLs to snaptube.audio over HTTP.

Manages Polkadot, Substrate, and Ethereum crypto assets from a browser wallet.

This extension runs on Spotify website pages.

Save selected webpage text to a file from the right-click menu.

SponsorBlock for Spotify sends Spotify playback skip telemetry to sponsor.ajay.app, including in private windows by default.

Blocks unwanted full-page reloads on user-designated websites.

Stream Bypass accepts media URLs in its web-accessible player and makes extension-origin requests to them.

Selection Context Search sends selected text and the page URL to the configured search provider when you use its search action.

This extension opens Swagger JSON files in Swagger UI to visualize and interact with API resources.

This extension configures browser proxy settings to connect to the internet through VProxy.

Super History & Cache Cleaner lets any webpage trigger its floating clear button to erase configured browsing data.

Adds a Svelte inspection panel to Firefox Developer Tools.

This extension lets you view Scribd documents through embed URLs in Firefox.

Adds a browser context menu option related to searching on Baidu.

Spector.js captures WebGL command data from pages after the user starts a capture.

This extension fills saved SecureSafe password entries into website login fields from the browser.

Opens your default mail handler to send the current webpage.

This extension opens Google and YouTube redirect links directly at their target page.

Adds a toolbar button for sharing the current web page to Facebook.

This extension downloads images from the right-click menu without opening a Save As window.

Speed-read selected text from the current page with keyboard controls.

Saving Button accepts a page cookie as its login token and sends it to api.inspiri.ng for account and offer requests.

Saves your current tabs and restores them when you return to browsing.

This extension can monitor and block web requests on Bungie.net pages.

This extension adds sidebar notes that can be saved in the browser.

This extension blocks Google tracking cookies from being sent with Google searches.

This extension can access pages across all websites and save information in browser storage.

Sets Startpagina.nl as the browser start page and default search engine.

Records your screen or a selected window from the browser and lets you download the video.

Simple Form Fill can show saved form-fill snippets inside every visited page when autocomplete is enabled.

Displays Netflix subtitles as selectable text for copying, lookup, and study.

Adds a button for scheduling eBay auction snipes through Snip.pl while browsing listings.

Share on Twitter sends the active page URL, title, or selected page content to Twitter when you use its share action.

Sync Watch sends shared tab details and video playback events to its server after a user joins a room.

Reads selected text or full web pages in a rapid word-by-word RSVP display.

Show External IP sends a popup request to showextip.azurewebsites.net to display your external IP address.

Forces Firefox to show the save-login prompt on pages that do not normally trigger it.

Adds a Save-Data: on header to web requests so sites can reduce downloaded content when they support it.

Finds Mastodon verification links on websites you visit and adds matching users to a saved list.

Creates a shortened URL when you click the extension logo.

Gmail Inbox Zero by cloudHQ collects Gmail account-switcher email addresses and sends them to www.cloudhq.net.

Play the classic Snake game offline in Chrome.