Agent skill · software engineering · aradotso
superlevels-chrome-extension
Open-source Chrome extension replacing 12+ browser extensions with privacy-respecting tools including tab cleaner, cookie editor, dark mode, JS toggle, GDPR dismisser, and more.
Why this skill is useful
Provides specific implementation patterns and code snippets for developing a Chrome extension that consolidates multiple functionalities.
What it needs
Requires git installed locally. About 7k tokens when loaded. Last updated 2026-07-09. 70 stars on the source repository.
What this skill does
SuperLevels Chrome Extension Skill by ara.so — Daily 2026 Skills collection. SuperLevels is an open-source Chrome extension that consolidates 12+ browser tools into one auditable, privacy-respecting package. Features include tab cleaning, cookie editing, dark mode, JS toggle, GDPR consent dismissal, live CSS editing, YouTube unhooking, music recognition, Picture-in-Picture, and JSON formatting — all stored locally with zero telemetry. Installation (Developer Mode) 1. Open Chrome → chrome://extensions/ 2. Enable Developer mode (top-right toggle) 3. Click Load unpacked → select the superlevels folder 4. The 🚀 icon appears in your toolbar No build step required — pure JavaScript, loads directly. Project Structure manifest.json Key Patterns Storage Pattern (All Features) SuperLevels uses chrome.storage.local exclusively — no external storage: Feature: Tab Cleaner Feature: Dark Mode (Content Script) Feature: Live CSS Editor Feature: Music Recognizer (ACRCloud) Requires your own ACRCloud API credentials — sign up free at https://www.acrcloud.com/sign-up/ Adding a New Feature Follow this pattern to add a feature: Feature: GDPR Consent Banner Dismisser Common Patterns Get Current Tab Domain Send Message to Content Script Reload Tab After Permission Change Troubleshooting Problem Fix --- --- Extension not appearing Check Developer mode is on, reload at chrome://extensions/ Content script not running Verify manifest.json matches includes the site's URL pattern Storage not persisting Use chrome.storage.local not localStorage (unavailable in service workers) chrome.tabCapture fails Music Recognizer needs tabCapture permission in manifest and only works on HTTP/HTTPS pages GDPR dismisser breaking a site Toggle it off per-domain via popup; the site may use a non-standard framework Dark mode looks wrong on images Ensure the double-invert rule targets img, video, canvas, iframe, svg, picture chrome.scripting blocked Add the target URL's origin to hostpermissions in manifest MV3 se …
How to use it
Reference it in AdaL, Claude Code, Cursor or any coding agent — nothing to install:
@skills aradotso/superlevels-chrome-extension