space.nouspiro.tenmon space.nouspiro.tenmon.desktop Tenmon

FITS/XISF image viewer, converter, index and search

CC0-1.0 GPL-3.0

It is intended primarily for viewing astro photos and images. It supports the following formats:

FITS 8, 16 bit integer and 32 bit float
XISF 8, 16 bit integer and 32 bit float
JPEG and PNG images

Features:

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

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