[Skip navigation links]
Stefan vd

Stefan Van Damme - Browser Extension Developer & Google Developer Expert

Creating smart apps and powerful browser extensions for everyday productivity.
Turn Off the Lights browser extension icon for Chrome, Safari, Firefox, Edge

Turn Off the Lights™

FREE Browser Extension

YouTube
Turn Off the Lights is a free and Open-Source browser extension for Chrome, Firefox, Edge, and Safari. Dim web pages and highlight video players with features including Dark Mode, YouTube AutoHD for automatic HD playback, Mouse Volume Scroll, and customizable dimming. Perfect for enhancing your video watching experience on YouTube, Netflix, Vimeo, and other streaming sites. Over 2 million users worldwide.
Certified

Google Developer Expert

Web Technologies

Recognized by Google • Member since 2023


Google Developer Expert Web Technologies badge for Stefan Van Damme
Stefan Van Damme is a Google Developer Expert in Web Technologies specializing in browser extension development. He creates comprehensive tutorials for Chrome and Firefox extension developers, covering topics like Manifest V3 migration, JavaScript programming, WebExtensions API, and extension monetization. Learn from his experience building extensions with over 2 million users and get expert tips for creating successful browser extensions.

43K YouTube Subscribers

Subscribe for a cookie
*please it is free

YouTube logo - Stefan Van Damme channel with 43K subscribers
Learn how to get the most out of my Windows application, Mac application, and browser extension with step-by-step tutorials, practical tips, and proven best practices. On my YouTube channel, I share in-depth guides, feature walkthroughs, and real-world examples to help you streamline your workflow and boost productivity. Discover powerful features to help you save time and achieve better results.

Featured In Major Tech Publications

Stefan's apps & browser extensions is regularly acknowledged and applauded by companies:

All Built by Stefan vd

Want to see more great software?