Our event is over, but we've archived the page here for you to enjoy all year round.
Virtual party favors
Join the .NET celebration with custom Teams backgrounds, digital wallpapers, and a printable sheet cake design.
#dotNETLovesMe
Share your .NET stories with us on X
Mod the dotnet-bot
The dotnet-bot is the mascot for the .NET community. Create your coding companion by modding the dotnet-bot and then share your creation with the world.
.NET pivotal moments in history
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2022
2022
20 successful years of .NET
The world celebrates the 20th anniversary of .NET on February 14. Join the party on X by sharing your favorite .NET moments with
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2021
2021
.NET 6 releases at .NET Conf
The latest release becomes the fastest adopted version of .NET ever, with over 7,000 contributors outside Microsoft making more than 21,000 contributions. It includes C# 10, F# 5, and many new features to simplify code, iterate faster, and perform better.
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2016
2016
Microsoft acquires Xamarin, Mono joins .NET Foundation, .NET Core 1.0 releases
.NET Core 1.0 releases at Red Hat DevNation, showing how serious Microsoft is about embracing Linux and demonstrating its commitment to open source.
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2014
2014
.NET goes open source, .NET Foundation is founded
The .NET Compiler Platform (Roslyn) is released as open source at Build in April and the .NET Foundation is founded. In November, the .NET Core project -a cross-platform, high-performance implementation- begins on GitHub.
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2008
2008
ASP.NET MVC releases onto CodePlex
Microsoft releases the source code for ASP.NET MVC under MS-PL license. By 2012, it is relicensed under Apache 2.0 and becomes one of the first major open-source projects at Microsoft.
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2005
2005
F# language is born
F#, the first functional-based .NET programming language, is developed by Don Syme in Microsoft Research. It was originally released under a shared source license and then re-released under an open-source license (Apache 2.0) in 2010.
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2002
2002
Visual Studio .NET launches!
This unified IDE includes the first .NET release that allows you to build Windows client (Windows Forms) and Web (ASP.NET) applications, supporting C# and Visual Basic.
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2000
2000
Microsoft unveils vision for next generation Internet
Microsoft unveils the vision and road map for its next generation of software and services, the Microsoft .NET platform.
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