⚠️Below average rating
Description
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 ✨
Reviews
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Permissions (5)
Permissions
activeTabℹ Can access the current tab when you click the extension identityℹ Can use your Google account identity scriptingℹ Can inject scripts into web pages sidePanel storageℹ Can store data locally in your browser
Details
| Version | 1.2.1 |
| Updated | Nov 8, 2025 |
| Size | 2.83MiB |
| First Seen | Mar 28, 2026 |
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