Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
digiKam - Professional Photo Management with the Power of Open Source
GIMP - GIMP is a multiplatform photo manipulation tool.
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
Capture One - Capture One is an all-in-one photo-editing software that comes with all powerful tools to make your photo editing smoother and more precise than ever.