Siril - Siril is an astronomical image processing tool, able to convert, pre-process images, help aligning...
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
PixInsight - A powerful deep sky stacking application for astrophotography.
GIMP - GIMP is a multiplatform photo manipulation tool.
DeepSkyStacker - DeepSkyStacker is a freeware for astrophotographers that simplifies all the pre-processing steps of...
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.