sunpy
The premium Open Source alternative to SolarSoft (SSW)
🎯 Best for:Researchers analyzing solar imagery and magnetic field data.
What is sunpy?
A modern alternative to the legacy SolarSoft (SSW) IDL library. It facilitates the search, download, and visualization of solar data from major observatories like SDO, SOHO, and Hinode.
Tech Stack
PythonPhysics & Astronomy
Why sunpy?
- • Seamless data acquisition
- • Coordinate-aware plotting
- • Strong community support
Limitations
- • Dependency management
- • Large data downloads
- • Learning curve for non-Pythonists
3/5/2026
Last Update
657
Forks
319
Issues
BSD-2-Clause
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to sunpy instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on SolarSoft (SSW))
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%