# Extending Titanium SDK

Our basic guides to extending Titanium SDK with additional native functionality, broken down by platform.

# Chapters

• Titanium Module Concepts

• Android Module Development Guide

  • Android Module Quick Start

  • Android Module Architecture

  • Android Module Project

  • Android Module Upgrade Guide

• iOS Module Development Guide

  • iOS Module Quick Start

  • iOS Module Architecture

  • iOS Module Project

  • iOS Module 64-bit Support

  • iOS Module Debugging