## Chapter 3. Technical Details

Table of Contents

3.1. Yocto Project Components
  3.1.1. BitBake
  3.1.2. Metadata (Recipes)
  3.1.3. Classes
  3.1.4. Configuration
3.2. Shared State Cache
  3.2.1. Overall Architecture
  3.2.2. Checksums (Signatures)
  3.2.3. Shared State
  3.2.4. Tips and Tricks
3.3. x32
  3.3.1. Support
  3.3.2. Future Development and Limitations
  3.3.3. Using x32 Right Now
3.4. Licenses
  3.4.1. Tracking License Changes
  3.4.2. Enabling Commercially Licensed Recipes

This chapter provides technical details for various parts of the Yocto Project. Currently, topics include Yocto Project components and shared state (sstate) cache.