As of my last knowledge update in October 2023, there are several noteworthy open-source and local AI models for picture and video generation. Here are some of the best options:
### Image Generation
1. **Stable Diffusion**:
- An open-source text-to-image model that can generate high-quality images from textual descriptions. It can be run locally on a powerful GPU and has been praised for its versatility and output quality.
- GitHub:


