Question: I'm looking for a platform that offers a vast library of public domain images and documents for research and creative projects.

If you're looking for a platform that offers a broad library of public domain images and documents for research and creative projects, PICRYL is a great option. The platform offers a broad library of public domain images, scans and documents from institutions like the Library of Congress, Metropolitan Museum of Art and the Rijksmuseum. With an AI-powered search engine and a similarity engine, you can quickly find relevant and related content. PICRYL's collections are labeled as "public domain" or "no known copyright restrictions," so it's a good starting point for research, education or creative projects where you don't need to worry about permissions or licensing, except for identifiable people and organizations.

Another option is Imajinn, which uses AI technology to turn images you upload into new artistic creations. Although its primary purpose is to generate personalized content, such as children's books and product photos, it also offers a large library of public domain images you can use for creative projects. Imajinn ensures all generated images are in the public domain, and it offers usage guidelines to protect privacy.

If you're looking for AI-generated imagery, AixStock offers a broad library of images categorized by subject matter like Nature, Decor and Architecture. The site offers high-end assets like realistic portraits, detailed illustrations and surrealist landscapes. Some uses are restricted, but AixStock's AI-generated imagery can be a good starting point for your creative projects.

Last, Photosonic is a good option if you want to generate royalty-free images based on text prompts. The AI-powered site produces high-quality, photorealistic images in a variety of art styles, from abstract to landscapes. You can download and edit the results you like, making it a good option for custom art creation.