Microsoft Excel (Advanced) Microsoft Graph Excel API REST API for reading and writing Excel workbook data through Microsoft Graph. Documentation GitHub OpenAPI Documentation 📖 Documentation https://learn.microsoft.com/en-us/graph/api/resources/excel 📖 Authentication https://learn.microsoft.com/en-us/graph/auth/ 📖 QuickStart https://learn.microsoft.com/en-us/graph/api/resources/excel#get-started Specifications ⚙ OpenAPI https://raw.githubusercontent.com/microsoftgraph/msgraph-metadata/master/openapi/v1.0/openapi.yaml