Stable Animation SDK, developed by Stability AI, is an advanced text-to-animation tool that utilizes Stable Diffusion models to generate high-quality animations. Users can choose to create animations from text prompts, source images, or source videos using various Stable Diffusion models, including Stable Diffusion 2.0 and Stable Diffusion XL. The tool provides flexibility and control to users through various parameters, and it can be accessed via an API on the developer platform. Stable Animation SDK is ideal for those seeking to create stunning animations without extensive technical knowledge or expertise.