Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
Polarr Photo Editor 3 - The most powerful photo editor in the web.
GIMP - GIMP is a multiplatform photo manipulation tool.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
IMG.LY - Power Your Apps with IMG.LY | The Leading Provider of Design, Photo, and Video Editing SDKs
Photoscape - high quality photo editing software, that enables you to fix and enhance photos.