Stable Diffusion from the Foundations

Based on fast.ai Practical Deep Learning for Coders - Lesson 9

Author

Silver Rubanza

Published

August 18, 2025

Welcome

This tutorial provides a comprehensive walkthrough of Stable Diffusion, starting from the theoretical foundations and building up to a complete implementation.

Contents

Overview

We’ll cover:

  1. Theory - The mathematical foundations and concepts
  2. Implementation - Building Stable Diffusion from scratch using PyTorch
  3. Practical Applications - Real-world usage and experimentation

Based on the excellent fast.ai Practical Deep Learning for Coders course.