What are some alternatives?
GIMP - GIMP is a multiplatform photo manipulation tool.
Flickr - image and video hosting website
Paint.NET - Paint.NET is a free image and photo editing software.
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
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.
500px - Connect, get inspired, and grow your skills.