If you want a tool to rapidly create a lot of variations from a single template, Matissse is worth a look. This design generation tool lets you create hundreds of designs in a matter of minutes by combining design and spreadsheet data. With a simple graphical editor, you can drag and drop elements, change colors and fonts, and create designs automatically. It's good for creating lots of variations of product information or marketing materials.
Another top contender is Leonardo, an AI image generator that offers high-quality visual assets in large quantities. It includes features like AI Canvas for design editing, 3D texture generation, and fine-tuned models for different styles. It's good for concept art, graphic design, fashion and other creative uses, so it's adaptable to different creative needs. It also has a free tier with daily token limits, and paid subscriptions for heavier usage and premium features.
If you want to turn sketches into photorealistic images and 3D renders, NewArc.ai is worth a look. This AI-powered tool lets you describe what you want and get a range of design options in a hurry. It's good for industries like fashion, automotive and architecture, and it's got an easy-to-use interface and a range of pricing tiers depending on your needs.