Pixelmator

Pixelmator is an alternative to Adobe's Photoshop, built with just Mac OS X as the target system. Its slogan is "Image editing for the rest of us".

Major features
Pixelmator boasts many features including
 * "Worlds first GPU powered graphics editor"
 * Photoshop brush and file support
 * Quick look plugin (enables you to view more photos in it)
 * Based upon open-source components (ImageMagick)
 * iPhoto compatibility
 * Automator support
 * iSight easy import

Development
Pixelmator Team Ltd originally launched Pixelmator Classic in 2007, although it has been grown to fairly popular among Affinity Photo and other image editing programs once referred to as the alternative of Photoshop, Pixelmator Classic was succeeded by Pixelmator Pro in which were release at the autumn of 2017.

By December 10, 2020, Apple's ProRAW file format was supported over Pixelmator Photo, becoming the first iPad application and possibly the only application built-in iPadOS/iOS to allowed import/export through the ProRAW file format.