# XPO **Repository Path**: mirrors_DevExpress/XPO ## Basic Information - **Project Name**: XPO - **Description**: DevExpress eXpress Persistent Objects (XPO) ORM for .NET Framework / .NET Core / .NET Standard 2.0 - **Primary Language**: Unknown - **License**: MIT - **Default Branch**: master - **Homepage**: None - **GVP Project**: No ## Statistics - **Stars**: 0 - **Forks**: 0 - **Created**: 2020-09-24 - **Last Updated**: 2026-01-17 ## Categories & Tags **Categories**: Uncategorized **Tags**: None ## README # DevExpress XPO ORM for .NET Framework / .NET Core / .NET Standard 2.0 [eXpressPersistent Objects™ (XPO)](https://www.devexpress.com/Products/NET/ORM/?utm_source=GitHub&utm_medium=ReadMe&utm_campaign=XPO&utm_content=Root) is an Object-Relational Mapping (ORM) tool that handles all aspects of database creation and object persistence, allowing you to concentrate on your application's business logic rather than database complexities. It offers Code First, Model First and Database First development workflows. ## Getting Started with This Repository The [Tutorials](Tutorials) subfolder contains CRUD samples and tutorials demonstrating how to use XPO in Console, WinForms, WPF, ASP.NET Core/MVC5/WebForms/Blazor or Xamarin apps. The [Benchmarks](Benchmarks) subfolder contains performance benchmarks that you can use to test XPO against Entity Framework Core and Entity Framework 6. All required DevExpress references are included.

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## Available Free of Charge without Technical Support If you do not require technical assistance from the DevExpress Support Team, you can use fully-functional eXpress Persistent Objects (XPO) Library in your applications **free of charge**. Support is included with several [paid subscriptions](https://www.devexpress.com/products/net/orm/?utm_source=GitHub&utm_medium=ReadMe&utm_campaign=XPO&utm_content=Root#Pricing). ## Download and Install XPO If you don't require [Visual Studio design-time capabilities](https://docs.devexpress.com/XPO/14809/design-time-features), install the [DevExpress\.Xpo](https://www.nuget.org/packages/DevExpress.Xpo/) NuGet package. To obtain a version with complete Visual Studio integration, download the DevExpress [Unified Installer](https://www.devexpress.com/Products/Try/?utm_source=GitHub&utm_medium=ReadMe&utm_campaign=XPO&utm_content=Root). ## Online Documentation, Knowledge Base & More Use our [Online Documentation](https://docs.devexpress.com/XPO/) to get started. Review [GitHub Code Examples](https://github.com/DevExpress-Examples?q=eXpress+Persistent+Objects) and [Technical Support Knowledge Base](https://www.devexpress.com/sc) to find ready-to-use samples and answers to common questions. For the latest news, see the [XPO Team blog](https://community.devexpress.com/blogs/xpo/default.aspx). ## See Also * [User Authentication and Group Authorization API for .NET Apps Powered by the XPO ORM](https://github.com/DevExpress-Examples/XAF_how-to-use-the-integrated-mode-of-the-security-system-in-non-xaf-applications-e4908)