Reimagine the way people work
Build the future of productivity, collaboration, and communication with intelligent experiences that extend Microsoft 365.
Extend, enrich, and customize Copilot for Microsoft 365
Plugins and Microsoft Graph connectors expand your organization's AI-powered productivity, skills, and creativity.
Use Microsoft Graph to power your app with data and insights from Microsoft 365
Access rich, people-centric data in the Microsoft Cloud via a single endpoint with the Microsoft Graph REST APIs and SDKs.
Transform everyday collaboration in Microsoft Teams meetings, chats, and calls
With Microsoft Teams, you can build collaborative apps that make communication seamless, connected and intelligent.
Build immersive experiences for the workplace with Microsoft Mesh
Mesh lets you create new customized, multi-user experiences to help virtual meetings and events feel more like face-to-face connections. Now, you can bring your 3D world-building skills to the global workforce, helping connect like never before.
Join our programs
Participate in the Microsoft 365 Technology Adoption Program (TAP)
Learn about what's on our product roadmaps, share feedback on work in development, and engage with Microsoft 365 product groups.
Join the Microsoft 365 Developer Program
Get an instant sandbox preconfigured with sample data and start developing on the Microsoft 365 platform.
Connect with our community
Don't reinvent the wheel. Learn, share, and contribute with others to build apps for the Microsoft 365 and Teams platform.