digiKam - Professional Photo Management with the Power of Open Source
Canva - Canva is a graphic-design platform with a drag-and-drop interface to create print or visual content while providing templates, images, and fonts. Canva makes graphic design more straightforward and accessible regardless of skill level.
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
Dark Room - A quick, powerful photo editor that gives you control
Photos on macOS - Photos keeps your images organized and accessible. Rediscover favorite shots with Memories. Access them on your devices with iCloud Photos.
Phonto - Text on Photos