Astronomy

Tenmon is a FITS and XISF image viewer, converter and indexer

Tenmon is a FITS/XISF image viewer with multithreaded image loading.

It is intended primarily for viewing astro photos and images.

This is free and open source software.

Key Features

  • Supports the following formats:
    • FITS 8, 16, 32 bit integer and 32, 64 bit float.
    • XISF 8, 16, 32 bit integer and 32, 64 bit float.
    • RAW CR2/CR3, DNG, NEF.
    • JPEG, PNG, BMP, GIF, PBM, PGM, PPM and SVG images.
  • Using same stretch function as PixInsight.
  • OpenGL accelerated drawing.
  • Index and search FITS XISF header data.
  • Quick mark images and then copy/move marked files.
  • Convert FITS <-> XISF.
  • Convert FITS/XISF -> JPEG/PNG.
  • Image statistics mean, media, min, max.
  • Support for WCS.
  • Thumbnails.
  • Convert CFA images to colour – debayer.
  • Color space aware.
  • Histogram.
  • Scripting.
  • Cross-platform support – runs under Linux, macOS, and Windows.

Website: nouspiro.space
Support: Code Repository
Developer: Dušan Poizl
License: GNU General Public License v3.0

Tenmon in action
Click image for full size

Tenmon is written in C++ and C. Learn C++ with our recommended free books and free tutorials.


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