natelorenzen / brainiac-public
PublicBrain activation analysis for visual content — thumbnails, landing pages, and videos. Powered by BERG and Meta FAIR TRIBE v2 (CC-BY-NC-4.0).
Brainiac is an open-source web app that analyzes thumbnails, videos, and webpages using neuroscience models to predict human visual brain responses and suggest design improvements.
How It Works
You hear about this free tool that shows how images and videos light up the brain, perfect for better thumbnails or ads.
Create a free account with your email in seconds, no credit card needed.
Check a few boxes to confirm you're okay with privacy and using results for learning.
Enter a channel name to scan recent video thumbnails.
Drag in thumbnails to see brain responses.
Upload a short clip to track brain activity over time.
Paste a URL for desktop and mobile screenshot checks.
Wait a moment while it predicts brain reactions, then watch heatmaps glow on your content.
Review activation scores across brain areas and read simple suggestions to improve your designs.
Now you know what visuals spark the brain most, ready to create better thumbnails and videos.
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