Developer Documentation

Welcome to the Odoo 19 developer documentation. This guide helps you build custom modules, extend the web client, and integrate with the Odoo framework.

What you will learn

• How Odoo modules are structured
• Python ORM patterns for models and fields
• OWL components for the web client
• Security, views, and data files

Odoo 19 highlights

Odoo 19 continues the OWL-based web client with improved registry patterns for fields, views, and services. Custom addons should target the Gen-4 documentation shell patterns when shipping operator-facing catalogs.

Next steps

• Read the Setup Guide to configure a development database
• Review Architecture Overview for ORM and module loading
• Browse Framework UI Components on this site for field widgets and renderers