• Application Program Interfaces to create conduits between various systems and datasets 
• Enables internal or third-party developers
• Requires robust and secure architecture, including authentication, data integrity efforts and use logging
• Necessary for platform-based value

Examples:

• HomeKit
• Facebook Connect and other Single-Sign-On (SSO) options
• Ripple
• Fidor
• Apple CarPlay
• Software Development and Hardware Development Kits (SDK and HDKs)