If you're looking for an AI image processing tool that'll give you composition suggestions and some manual control, Facet is worth a look. Facet is a collaborative AI image generator and editor geared for pros. It can generate and edit images in real time, control image elements with spatial prompts, and generate image prompts that are auto-enhanced. Facet also lets you use your own AI models and has a collaborative canvas, so it's good for creative pros who want to speed up image generation and editing but still have control.
Another strong option is getimg.ai. The service offers a variety of tools to generate original images from text prompts, edit existing images and train your own custom AI models. Among its tools are an AI Generator, Image to Video converter, Real-Time AI Generator, AI Canvas and an Image Editor for more detailed editing. getimg.ai can generate high-resolution images and supports ControlNet for steering AI generation, so it's good for a variety of uses like architecture, art creation and photorealism.
If you want open-source tools, Picture it is a powerful AI art editor that uses stable diffusion models. It's got fine-tune controls for image generation, auto-suggest prompts, guided drawing input and outpainting to expand the boundaries of an image. Picture it also has inpainting and community contributions, so it's good and getting better over time, and it's good for digital artists and designers.