What is the .NET Foundation?

An Independent Non-Profit Organization

The .NET Foundation is a 503(c).6 non-profit organization set up to support an innovative, commercially-friendly, open source ecosystem around an open source .NET platform.

.NET Foundation Projects

The .NET Foundation has a growing list of projects that benefit through this open source foundation with commercially friendly IP, copyright terms and licenses.

Supporting the .NET Developer Community

The .NET Foundation works with Microsoft and the broader industry to increase the exposure of open source projects in the .NET community and the .NET Foundation. The .NET Foundation provides access to these resources to projects and looks to promote the activities of our communities.

.NET News and Blogs

The 2017 Christmas List of Best STEM Toys for kids

In 2016 and 2015 I made a list of best Christmas STEM Toys for kids! If I may say so, they are still good lists today,

Testing ASP.NET Core MVC web apps in-memory

This post was written and submitted by Javier Calvarro Nelson, a developer on the ASP.

Migrating your existing .NET application to the cloud? Tell us about it!

Hi everyone! The .NET team is conducting a survey to learn more about your approach for moving existing .

Accelerated 3D VR, sure, but impress me with a nice ASCII progress bar or spinner

I'm glad you have a 1080p 60fps accelerated graphics setup, but I'm old school.

How to download embedded videos with F12 Tools in your browser

I got an email this week asking how to download some of my Azure Friday video podcast videos from http://friday.azure.

Configuring HTTPS in ASP.NET Core across different platforms

As the web moves to be more secure by default,

Events and Meetups

Modern Devs Charlotte

Please join me as we saunter through the land of Angular and build something from nothing.

Edmonton .NET User Group

Members are welcome to attend this meeting as a social gathering and networking event.

Adelaide .NET User Group

A double-header meeting to finish off the year! Find out about Hastlayer. Run .

Chicago Azure Cloud Users Group

Click here to join the webinar! Data is everywhere. It's in the Cloud, on-premises,

Triangle .NET User Group

Our traditional December meeting format continues with Lightning Talks!

Chicago Azure Cloud Users Group

Power BI Pro or Premium? Cloud or On-Prem?Come and discover what is right solution for you!

NYC .NET Developers

OVERVIEWJoin us this month for a look at Azure's Application Insights with Isaac Levin.IMPORTANT:

Gwinnett Georgia Microsoft Users Group

• What we'll do It's been a long time since we did a purely social meetup!

Colorado Microsoft Developers

Mastering the art of productivity can take a very long time.

A large and growing ecosystem




member projects


developers contributing


companies contributing

Why .NET?

  • Samsung is embracing .NET because it is a completely open source project.

  • ASP.NET Core is open source, that allows us to contribute back to it if we have any performance issues which Microsoft review and together we make a better product.

    Ben Adams, Illyriad Games
  • Being able to develop a vast amount of Xamarin code, most of it only once, that serves multiple platforms is a great efficiency benefit for years to come.

    Michele Ivy, UPS
  • Using the same-size server, we were able to go from 1,000 requests per second per node with Node.js to 20,000 requests per second with .NET Core.

    John-Daniel Trask, Raygun CEO

© 2017 .NET Foundation and Contributors.