getimg.ai is a full-featured service that includes an AI Generator for creating images from text prompts. It also has a Real-Time AI Generator for fast image generation, an Image Editor for tweaking details, and DreamBooth for training your own AI models. It can generate high-resolution images and has a range of community-trained AI models, so it's good for everything from architecture to art.
Another top contender is Artimator, which uses a collection of AI models like Stable Diffusion 1.5 and Leonardo Diffusion to generate images from text prompts in different styles. It has a lot of advanced controls for tweaking and re-creating prompts, turning photos into anime, cyberpunk and other styles, and downloading high-resolution images up to 2048x2048 pixels. With unlimited free image generation and a clean interface, Artimator is good for both beginners and pros.
For a tool with a lot of creative options, check out DreamStudio. It lets you generate art, photos and illustrations with AI models, and has a lot of advanced editing options like inpainting and outpainting. You can also convert text into imagery and imagery into text, too, so it's a good option for creative types who want to get a head start on their projects and explore new possibilities in image generation.