Vectr - Free vector graphics editor. A simple yet powerful web and desktop cross-platform tool for everyone.
Sketch - Professional digital design for Mac.
PixaPal - Create videos, graphics and documents online
Inkscape - Inkscape is a free, open source professional vector graphics editor for Windows, Mac OS X and Linux.
GIMP Online - Powerful graphics editor in the cloud
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.