Woman wearing headphones facing two monitors using Microsoft identity platform to sign in securely to a website.

Integrate your apps with the Microsoft identity platform

Reach the world's largest organizations and over a billion users.

Reach more users

Accelerate adoption of your app and let your users sign in with their Microsoft account.

Secure your application

Give customers who use Microsoft accounts the security benefits they know and trust.

Create powerful apps

Build the next generation of apps and experiences using Microsoft Graph APIs.

Integrate with ease

Build with confidence with open industry standards on a trusted, reliable platform.

Two coworkers use their Microsoft account to sign in securely

Reach more customers

Reduce sign in friction and allow your users to sign in with their Microsoft personal, work or school account. Over a billion users already sign in to their Microsoft account to access services such as Microsoft 365, Azure, Outlook.com, Xbox and more.

Man wearing headphones looking at two screens builds a secure and compliant application.

Secure your application

Build secure authentication into your application and give your customers who use a Microsoft personal, work, or school account advanced security and access controls. Comply with existing IT policies and allow enterprises to use multi-factor authentication, identity protection, conditional access, and more.

Man sits at a desk creating powerful apps that connect to Microsoft Graph services.

Create powerful apps

Connect to Microsoft Graph and build apps, services, or workflows for Microsoft 365 organizations and consumers. Build on a platform that gives you access to powerful data and functionality through a single endpoint. Streamline new user onboarding, assign managers, grant permissions to documents, add users to roles, and more.

Man and woman seated on a sofa use a laptop to sign in securely to a federated identity provider.

Customer identity and access management

Provide easy sign up and sign in to your applications by allowing users to use federated identity providers like Google and Facebook. Customize the user journey and meet business goals on a scalable and reliable platform.

Join the Microsoft 365 developer program

Join the Microsoft 365 Developer Program

Get an instant sandbox, tools, and other resources you need to build solutions for the Microsoft 365 platform, including:

  • A free Microsoft 365 E5 developer subscription, preconfigured with sample data, including Teams data
  • Microsoft Graph users, mail, and calendar, Teams, and SharePoint Framework sample data packs
  • Access to a community of Microsoft 365 experts
  • Personalized content recommendations
Join now

Integrate with ease

Your platform and language

Find SDKs for Windows, iOS, Android, .NET, JavaScript and more.

Industry standards

Support for SAML 2.0, OpenID Connect, and OAuth 2.0 protocols and standards.

Trusted and reliable

Azure data centers are globally distributed with 99.9% uptime SLA.

Get resources

Documentation

Community calls