Browser extensions starting with S

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

Smart Audio Capture transmits the URL of every page you visit, along with the previous URL, to its own compliance server.

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.

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

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.

SetupVPN sends device fingerprint and account UID to anonymous proxy servers and fetches its server list from unsigned CDN mirrors.

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.

Salesforce Advanced Code Searcher sends Salesforce OAuth credentials and org source code to third-party GCP and Heroku servers.

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.

Signal Spam hashes the hostname of every HTTPS page you visit and sends it to signal-spam.fr every 5 seconds for phishing checks.

This extension lets you quickly switch between HTTP and HTTPS proxy servers.

Smokeball sends saved page URLs or captured page files to its local native messaging host when the user chooses Save.

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

Converts selected website text into spoken audio from the right-click menu.

SprintPlus WebSprinter sends selected text and typed word prefixes to its servers to power text-to-speech and word prediction features.

This extension imports Star Citizen hangar and buyback data for use with CCU Game.

Stork Verify connects users to the Stork oracle network, transmitting account data and image-labeling answers to Stork's API servers.

This extension automates playback and interface tweaks on major streaming sites.

SuperPiP sends visited page URLs, titles, and referrers to Google Analytics after vendor provisioning.

StoryXpress Screen Recorder captures your screen, active tab, and webcam and uploads the video in chunks to its servers.

Save Google Docs and Sheets to other cloud accounts and start Drive folder syncs.

IT Glue runs a content script on every site that reads passwords from forms you submit and fills stored credentials into login fields.

Access and autofill MyGlue passwords and information from the browser.

Salesforce DevTools embeds a hardcoded OAuth client secret in its source that any user can extract from the CRX file.

Syncs Samsung Pass login information for use on a supported Windows PC.

Adds advanced cycling and running metrics and tools to Strava.com.

Provides AI-assisted feedback, lesson materials, and student learning Spaces from Google Docs or any webpage.

Extracts web page data into spreadsheet-ready formats for online research.

Takes screenshots of visible pages, selected regions, or entire pages in the browser.

Shinigami Eyes sends user-submitted labels with the page URL and optional post/comment snippets to shini-api.xyz.

Shopify App Detector sends the active tab's site origin to api.shopify-spy.com to look up which Shopify apps that store uses.

Shopify Theme Detector sends periodic telemetry to Google Analytics and probes every website the user visits for Shopify store metadata.

Shows full upload dates across YouTube pages instead of relative dates.

SightCall VISION bridges page messages to a native desktop driver on SightCall-owned domains only.

Manage installed extensions from a popup with quick controls for enabling, disabling, options, and uninstalling.

Skins for YouTube receives CSS and image URLs from youtube-skins.com and injects them into YouTube pages, with the operator able to open new tabs remotely.

Skribbl.io Cheats fetches a word list from a third-party npoint.io bucket on every skribbl.io page load and displays clickable word hints based on the current round's letter pattern.