Today, we are excited to announce the launch of .NET 10, the most productive, modern, secure, intelligent, and performant release of .NET yet. It’s the result of another year of effort from thousands of developers around the world. This release includes thousands of performance, security, and functional improvements across the entire .NET stack-from languages and developer tools to workloads-enabling you to build with a unified platform and easily infuse your apps with AI.
Important .NET 10 is a three years until November 10, 2028. We strongly recommend that production applications upgrade to .NET 10 to take advantage of the extended support window, significant performance improvements, and new capabilities. .NET 10 is a Long Term Support (LTS) release and will be supported foruntil November 10, 2028. We strongly recommend that production applications upgrade to .NET 10 to take advantage of the extended support window, significant performance improvements, and new capabilities.
Downloads of .NET 10 and updates to Visual Studio 2026 and the C# Dev Kit for Visual Studio Code are available now.
The .NET team, our partners, and the .NET community are showcasing what’s new in .NET 10 at .NET Conf 2025. Watch the sessions to see all of the excitement including the keynote.
A Thriving .NET Community
.NET 10 wouldn’t be possible without our amazing community. Thank you to everyone who contributed issues, pull requests, code reviews, and feedback to make this release happen. The .NET ecosystem continues to flourish with over 478,000 packages on NuGet that have been downloaded over 800 billion times. Thousands of companies worldwide including H&R Block, Geocaching, Chipotle, Fidelity, and many more, along with products and services here at Microsoft like Xbox, Bing, Microsoft Graph, Azure Cosmos DB, Microsoft Exchange, Microsoft Teams, and Microsoft Copilot, trust .NET to build their most critical applications.
Unparalleled Performance – Faster Apps, Lower Memory
.NET 10 is the fastest .NET yet with improvements across the runtime, workloads, and languages. Stephen Toub’s performance improvements deep dive highlights the latest optimizations.
Key improvements:
C# 14 & F# 10
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