Microsoft Office APIs Microsoft Graph API Unified API endpoint for accessing Microsoft 365 services including Office applications. Documentation GitHub OpenAPI Documentation 📖 Documentation https://docs.microsoft.com/en-us/graph/overview 📖 Authentication https://docs.microsoft.com/en-us/graph/auth/ Specifications ⚙ OpenAPI https://raw.githubusercontent.com/microsoftgraph/microsoft-graph-openapi/master/openapi/v1.0/openapi.yaml