Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
Looka - Make a logo you’ll love with Looka Logo Maker.
Krita - Krita is a professional FREE and open source painting program. It is made by artists that want to seaffordable art tools for everyone. Concept art. texture and matte painters, illustrations and comics.
Logo Dust - Free logo designs for your projects, added every week
GIMP - GIMP is a multiplatform photo manipulation tool.
Canva Logo Maker - Create your own custom logos without having to hire a designer with Canva's impressively easy to use logo maker. Completely free, completely online.