High Quality Content by WIKIPEDIA articles! Pixelmator is a graphic editor developed for Mac OS X, by Pixelmator Team Ltd built upon a combination of open source and Mac OS X technologies. Pixelmator features selection, painting, retouching, navigation, and color correction tools; as well as layers-based image editing, GPU-powered image processing, color management, automation, and a transparent head-up display user interface for work with images. Pixelmator uses Core Image and OpenGL technologies that use the Mac`s video card for image processing.