If you're looking for a Promptchan alternative, getimg.ai is a good choice. It has a variety of tools for generating original images, editing existing images and training your own AI models. Among its tools are an AI Generator, Image to Video converter, AI Canvas for image expansion, and Image Editor for more detailed editing. It's a general purpose tool, good for character generation and art creation, and it can generate high-resolution images and download them in original quality.
Another good option is OpenArt, which lets you turn text prompts into pretty images. It's got simple AI drawing tools and a variety of artistic styles. You can also create your own styles and models, so it's good for artists who want to get fancy. OpenArt has a tiered pricing system, including a free option, so it's good for both casual users and serious artists.
If you want something more streamlined, check out Picture it. This open-source AI art editor uses stable diffusion models to generate and edit images. It's got auto-suggested prompts, guided drawing input and outpainting abilities. That makes it a good choice for digital artists and designers who want to create high-quality images with a minimum of fuss.
Last, Artsmart.ai is a relatively inexpensive way to turn text prompts into high-quality images. It's got tools for upscaling, inpainting, outpainting and creating AI avatars. It's got an easy-to-use interface and a variety of pricing options, so it's a good choice for people who need a quick and inexpensive way to generate AI art.