Microsoft Releases .NET 11 RC1 with Go

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Published: 2026-09-15T08:11:21.311Z • Permanent link

Microsoft has taken a significant step forward in its .NET evolution with the release of .NET 11 Release Candidate 1, a move that has left many in the industry eager to see the technology in action. This latest release marks an important milestone in the development of the .NET framework, which has become an essential tool for developers worldwide.

By providing a go-live support license for production use, Microsoft has made .NET 11 RC1 an attractive option for companies looking to integrate the technology into their existing infrastructure. The fact that the release includes C# 15 and F# 11 as the default language versions is a testament to Microsoft's commitment to providing developers with the tools they need to create innovative applications.

As part of the release, Microsoft has also extended dotnet test, a testing framework used to ensure the quality and reliability of .NET applications. This extension is expected to provide developers with even more flexibility and control over the testing process, which is a critical aspect of software development.

The release of .NET 11 RC1 is significant for several reasons, particularly in the Data Sources domain. For companies that rely on .NET for data processing and analysis, this new release offers a range of benefits that could lead to improved efficiency and productivity. Microsoft's decision to include a go-live support license for production use is a major plus for organizations that need to deploy .NET applications quickly and cost-effectively.

One of the key companies that stands to benefit from this release is IBM, a leading provider of enterprise software solutions. IBM's data analytics platform, which is built on .NET, is expected to see significant improvements with the release of .NET 11 RC1. The inclusion of C# 15 and F# 11 as the default language versions will also provide IBM's developers with even more flexibility and control over the development process.

The release of .NET 11 RC1 is part of a larger trend in the technology industry, which is seeing significant investment in cloud computing and artificial intelligence. Microsoft's decision to extend dotnet test is a reflection of this trend, which is expected to continue in the coming years.