JPEGView - JPEGView is a small and fast viewer/editor for JPEG, BMP, PNG, GIF and TIFF images.
Affinity Publisher - Professional desktop publishing app
Photoscape - high quality photo editing software, that enables you to fix and enhance photos.
Contenta Publishing Suite - Contenta Publishing Suite is an advanced-level and web-based publishing software solution offered by RWS that allows you to create good quality content and offers you optimized steps and procedures to publish the content successfully.
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
RebelMouse - Publishing platform for distributed content