Scribble Diffusion is a free and open-source AI-powered web app that lets you draw a rough sketch, add a text prompt, and generate images based on your sketch.
This video does a deep dive into how the app is built with Next.js, Replicate, and Vercel.
00:00 - How to scribble
01:16 - Reusing your existing scribble
01:54 - Running the web app locally
03:15 - The ControlNet model
05:00 - React frontend
07:00 - Node.js backend
09:12 - Viewing predictions on Replicate
10:07 - What's next?
https://scribblediffusion.com
https://github.com/replicate/scribble-diffusion#readme