System Requirements

Oracle Data Provider for .NET, Unmanaged Driver requires the following:

Windows operating system
- 64-bit: Windows Server 2012 R2 x64 (Standard, Datacenter, Essentials, and Foundation Editions), Windows 10 x64 (Pro, Enterprise, and Education Editions), Windows Server 2016 x64 (Standard, Datacenter, and Essentials Editions), or Windows Server 2019 (Standard, Datacenter, and Essentials Editions). Windows Server 2022 x64 (Standard, Datacenter, and Essentials Editions) and Windows 11 x64 (Pro, Enterprise, and Education Editions) are supported by ODP.NET 21.4 or later.
  
  Oracle supports 32-bit ODP.NET and 64-bit ODP.NET for Windows x64 on these operating systems.
Microsoft .NET
- ODP.NET for .NET Framework 4 is only supported with Microsoft .NET Framework 4.8.
Access to Oracle Database 12c (12.1.0.2) or later
Oracle Client release 21c

This is automatically installed as part of the ODP.NET installation.

Promotable and distributed transactions may require Oracle Services for Microsoft Transaction Server in whole or in part. Refer to the Distributed Transactions section for more information.

Oracle Data Provider for .NET, Managed Driver requires the following:

Same Windows operating system support as ODP.NET, Unmanaged Driver.

ODP.NET, Managed Driver is built with AnyCPU. It runs on either 32-bit or 64-bit (x64) Windows and on either 32-bit or 64-bit (x64) .NET Framework.
Microsoft .NET Framework 4.8.
Access to Oracle Database 12c (12.1.0.2) or later

ODP.NET Core requires the following:

Operating systems:
- Same Windows operating system support as managed and unmanaged ODP.NET
- Oracle Linux 7
- Oracle Linux 8
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Ubuntu 20.04.1 or later (starting with ODP.NET Core 21.4)
- Debian Linux 10 (Buster) 4.19.171-2 or later (starting with ODP.NET Core 21.4)
Microsoft .NET
- ODP.NET Core 21c will support .NET 6, 7, and 8.
  - .NET 8 requires ODP.NET Core 21.12 or higher.
Access to Oracle Database 12c (12.1.0.2) or later

ODP.NET Core is compatible with ASP.NET Core.

ODP.NET Core is built with AnyCPU. It supports 64-bit .NET and 32-bit .NET.