Microsoft Project

Microsoft Project Online CSOM API

Client-Side Object Model API for programmatic access to Project Online and Project Server. Provides .NET, Silverlight, Windows Phone, and JavaScript interfaces for CRUD operations on projects, tasks, resources, assignments, custom fields, lookup tables, and enterprise project types.

Documentation GitHub

Documentation

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Documentation

https://learn.microsoft.com/en-us/office/client-developer/project/client-side-object-model-csom-for-project-2013

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GettingStarted

https://learn.microsoft.com/en-us/office/client-developer/project/getting-started-with-the-project-server-csom-and-.net

SDKs

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SDK

.NET SDK