Alternatives to IRIS for all platforms with any license

  • Siril

    Siril is an astronomical image processing tool, able to convert, pre-process images, help aligning them automatically or manually, stack them and enhance final images.

    Free Open Source Mac Windows Linux

    Image stacking Noise Reduction Add a feature

    Siril icon

  • Regim

    Regim makes some processing steps that are unique to astronomical images a bit easier. These steps are calibration (dark and flat), deblooming, registration...

    Free Mac Windows Linux

    Portable Add a feature

  • Fitswork

    Fitswork is a windows image processing program, mainly designed for astronomic purposes.

    Free Windows

    No features added Add a feature

    Fitswork icon

  • PixInsight

    PixInsight - Advanced Image Processing. PixInsight is a modular, open-architecture, portable image processing platform available for FreeBSD, Linux, Mac OS X and...

    Commercial $ $ $ Mac Windows Linux

    Image stacking Add a feature

    PixInsight icon

  • Qastrocam

    Qastrocam is a capture program to do astrophotography. It can control a telescope to do guiding with the images received from a V4L device. It can also control the...

    Free Open Source Linux

    No features added Add a feature

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