If you're looking for an offline AI-powered art generator that doesn't need a subscription, Avolo is a great choice. It comes with a full range of imaging tools, including AI text-to-image generation, texture mode, AI upscaling and more. Avolo is fully offline and supports both Apple Silicon and Intel processors for fast rendering and no worries about licensing limits.
Another good option is DiffusionBee, a free app that uses Stable Diffusion to generate AI art on your own machine. It comes with a variety of creative AI tools like text-to-image generation, generative fill and image upsampling. DiffusionBee runs offline so your data isn't shared, and it runs best on Apple Silicon machines.
If you like a more user-friendly interface, DrawingPics presents a whiteboard interface where you can create high-resolution images with stable diffusion models and LoRAs. It supports custom models and LoRAs, and has options like "Draw to Real" and "Precision Mode" for more precise drawing. DrawingPics runs offline and offers a range of pricing tiers depending on your needs.
Last, Picture it is an open-source AI art editor that uses stable diffusion models to generate and edit images. It has tools to fine-tune image generation, auto-suggests prompts, and has inpainting abilities. With its community-driven approach, Picture it can be updated and improved over time to become an even more capable tool for digital artists and hobbyists.