.NET

.NET
Developer(s).NET Foundation and the open-source community
Initial releaseJune 27, 2016 (2016-06-27)
Stable release
3.1.6  / 14 July 2020 (14 July 2020)
Preview release
8.0.0-preview.5  / 13 June 2023 (13 June 2023)
Repository
Written inC++, C#
Operating systemcross-platform: Windows, Linux, macOS, Android, iOS
PlatformIA-32, x86-64, ARM, Power ISA
Predecessor.NET Framework
TypeSoftware framework
LicenseMIT
Websitedotnet.microsoft.com

The .NET platform (pronounced as "dot net") is a free and open-source, managed computer software framework for Windows, Linux, and macOS operating systems. The project is mainly developed by Microsoft employees by way of the .NET Foundation and is released under an MIT License.

New versions of the .NET platform are released annually, typically in November. As of May 2025, the most recent version of .NET is .NET 9, released in November 2024, while the current long-term support (LTS) version is .NET 8, released in November 2023 and scheduled to receive updates until November 2026.