Image and Graphic Editing Apps
Gimp is free and requires download. It is a full featured image and graphic editor. This software is the closet to Adobe’s Photoshop.
Pixlr image editor This full-featured and free web-based image editor is similar to Adobe’s Photoshop and those of you who have worked with that program will feel very comfortable. This tool includes layers, filters, editing, and all of the basic tools you need to create good graphics. After you finish editing, you can save the work file to use later and you can save the final product in a number of different formats, including PhotoShop’s PSD format.