Pinta

Picture Window Pro is an image editing tool with a comprehensive set of photo manipulation and retouching tools that allow you to control and shape every aspect of your images.

Chasys Draw IES is a suite of image editing applications, including a layer-based image editor with adjustment layers, linked layers, timeline and frame-based animation, icon editing, image stacking, and comprehensive plug-in support.

PhotoFiltre is an image editing and effects program with standard adjustment functions (brightness, contrast, dyed, saturation, gamma correction) and also artistic filters (watercolor, pastels, Indian ink, pointillism, puzzle effect).

Paint.NET is an image editing software for Windows that features an intuitive and innovative user interface with support for layers, unlimited undo, special effects, and a wide variety of useful tools.

GIMP (GNU Image Manipulation Program) is a leading image manipulation software that allows editing and retouching images, designing icons, creating free-hand artworks, converting files into various formats, and more.

PhotoFilters is a simple online tool that lets you apply many different filters and effects to your photos and images.

PhotoEnlarger is an online tool that helps you enlarge your photos and uses filters to make them less pixelated. You can select from four different enlargements results the tool generates.

BeFunky is a powerful yet easy-to-use photo editor, collage maker, and graphic design tool.

Fotor is a photo editor that lets you edit photos in just a few clicks. It covers various free online photo editing tools, so you can crop images, resize images, add text to photos, make photo collages, and create graphic designs easily.