Nebula UI | ChatGPT Background Themes

Wait… why does your ChatGPT look so much better? Because it’s powered by Nebula UI — the ultimate Chrome extension that reimagines your ChatGPT interface with stunning visuals and modern design. With Nebula UI, you can: 🌌 Apply gorgeous, pre-built themes like Deathnote, Monochrome, Hacker Mode, Sketchbook, GPT-5 Style and more. 🖼️ Upload your own custom backgrounds for a personalized vibe. 🎨 Enjoy smooth glass effects, gradients, and animations. ⚡ Automatically restore your favorite theme every time you visit ChatGPT. 💎 We add new themes. No more dull, grey interface. Nebula UI makes ChatGPT feel futuristic, inspiring, and fun to use. ✔ Easy to set up — just click on the theme you want to apply. ✔ Privacy-first — no personal data collected only email. ✔ Built for creators, learners, and anyone who wants ChatGPT to look as powerful as it feels. Upgrade your ChatGPT today and see the difference ✨