Building Custom Twitch Scenes with Eleventy, CSS, and OBS

Want to make your Twitch stream stand out with unique, interactive overlays that you control completely? Standard streaming widgets can be highly limiting, but building your own custom scenes using modern web technologies opens up endless creative possibilities. This text-based course guides you through the process of creating lightweight, high-performance layouts that react to your stream in real time. In this course, you will learn how to design, code, and implement personalized Twitch scenes from scratch. You will explore how to combine static site generation with live chat interactions to create a professional, responsive streaming setup that runs smoothly without lagging your system. What you'll learn: - Understand the core architecture of web-based Twitch overlays and how OBS renders browser sources. - Build structured, modular streaming scenes using the Eleventy static site generator. - Style responsive layouts using modern CSS Grid, Flexbox, and Custom Properties for easy theme customization. - Integrate real-time Twitch chat events and alerts into your scenes using ComfyJS. - Configure OBS to display and update your custom web overlays seamlessly. - Apply clean coding practices to keep your stream overlays secure and highly performant. This course begins with foundational concepts of web overlays and OBS configurations before guiding you step-by-step through writing HTML, CSS, and JavaScript. You will read clear explanations and study practical code examples to build interactive alerts and custom scenes. This course is designed for aspiring streamers, web developers, and creators who want to learn overlay customization. No advanced programming experience is required, though a basic familiarity with HTML and CSS is helpful. Start reading today to design a stream layout that is uniquely yours.