GDL - GNU Data Language
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Updated
Sep 15, 2026 - C++
GDL - GNU Data Language
Astrodynamics and Spacecraft Toolkit. Features fast orbit prop, celestial precession, CCSDS parsing, RF parsing, fits image parsing, and more!
A lightning-fast cross-platform image viewer written in Rust
a Stellar Dynamics Toolbox (Not Everybody Must Observe)
A full featured 100% Java library for reading and writing FITS files
Astronomy Library for C++
A native Swift library to read and write FITS files
A modern C++ API on top of CFitsIO
FITS File interaction written in Visual Studio C# .Net. JPFITS is not based on any other implementations and is written from the ground-up, consistent with the FITS standard, designed to interact with fits files as object-oriented structures. See the github Wiki link below for more info.
Aetherion is an open source, semi-professional grade research & simulation tool for black holes, singularities, and similar space anomalies.
A native C# dotnet core implenetation to read and write astronomical .FITS files following newest specifications
rustronomy-fits: a rust library for reading and writing fits files
Docker container for cataloging astronomy/astrophotography FITS files
a Rust implementation of the C/C++ FITSWebQL
FITS image interaction, world coordinate solving, point source extraction, photometry, etc. See the github Wiki link below for more info. If you require CCDLAB for UVIT, please ensure you have the UVIT Calibration Database which you can find at the CCDLAB Wiki link below.
A native iOS library to compute vector / image data of FITS files
Astronomy FITS Viewer & Analysis Tool in the browser
Miscellaneous Python functions.
Generate tactile 3D printable surface models (STL) from astronomical FITS images using Python. Designed for astronomy outreach and accessibility for the blind/visually impaired.
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