.net is a top-level domain on the Internet.
.net or .NET may also refer to:
Science and technology
Software frameworks
- .NET (formerly called .NET Core), an open-source cross platform software framework and successor to .NET Framework
- .NET Framework, a software framework by Microsoft
- .NET Standard, an implementation standard
Other
- .net filename extension for a network configuration/info file
- net (magazine), formerly .net magazine
- .NET strategy, an unsuccessful marketing strategy of Microsoft from early 2000s