WebbCompare
The premium Open Source alternative to ESA Sky
🎯 Best for:Educators and space enthusiasts comparing JWST and Hubble observations.
What is WebbCompare?
Replaces manual image processing for comparing multi-telescope space imagery. Uses a slider interface to align and contrast astronomical data from Hubble and James Webb.
Tech Stack
JavaScriptPhysics & Astronomy
Why WebbCompare?
- • Zero-install web tool
- • High-resolution imagery
- • Mobile responsive UI
Limitations
- • Limited to specific targets
- • No custom image upload
- • Basic comparison features
1/24/2026
Last Update
28
Forks
8
Issues
GPL-3.0
License
Financial Leak Detected
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Competitor Cost
-$1,440
/ year (est. based on ESA Sky)
Self-Hosted
$0
/ year
Team Size10 Users
150+
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