Virtual Photographer - 200 one-click preset Effects.
digiKam - Professional Photo Management with the Power of Open Source
Fima effects pack - Fima effects pack includes 5 photo/video effects designed to help you make your scenes look stylish.
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
ON1 Effects - ON1 Effects includes hundreds of stackable filters, presets, borders, and textures to help create...
FastStone Image Viewer - FastStone Image Viewer is a fast, stable, user-friendly image browser, converter and editor.