Open Stable Diffusion is described as 'A simple open source app for generating images images using stable diffusion. Just enter the necessary parameters and generate the image' and is an app. There are more than 50 alternatives to Open Stable Diffusion for a variety of platforms, including Web-based, iPhone, iPad, Android and Mac apps. The best Open Stable Diffusion alternative is Qwen Image, which is both free and Open Source. Other great apps like Open Stable Diffusion are Midjourney, DALL-E 3, FLUX.2 and Craiyon.