Getting Started as a Developer With Drupal 10

Please note that most Drupal 9 documentation applies to Drupal 10 as well. We are currently working to review the documentation and get update it as needed.

• Getting Started Guide to Writing Drupal 9 Modules (also for migrating Drupal 7 modules to Drupal 9) 
• Drupal 9 Developers Cookbook - provides templates and quick-reference information for Drupal 9 module developers.
• Drupal 9 Migration Process - Background and instructions for migrating a site from Drupal 7 to Drupal 9
• Drupal 9 Migration Roadmap (GT) - List of commonly used modules and their Drupal 9 status
  • Drupal 9 Migration for Drupal Express - Roadmap specifically for Drupal Express based websites
• Drupal 9 Internal Caching for Dummies - Beginner's guide to the Drupal 8 content caching system
• Drupal 9 Site Technical Troubleshooting - Techniques for recovering from a "white screen of death" or worse.