The document discusses various computer-generated image editing tools and applications, including both free online editors and downloadable apps for devices like Android phones, iPads, and iPhones. It provides examples of image editing tools that allow users to make collages, apply filters, frames and effects, manipulate colors, add stickers and text, bring photos to life in videos set to music, and share edited photos on social media. The document also provides tips on how to capture and modify an image using these various tools, such as cropping, resizing, adjusting colors and brightness, applying textures and effects like sepia tone, and superimposing text.