.NET Foundation

supporting open source .NET

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Open Collective accounting
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.NET Event Content!

ASP.NET Core app building workshop
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Supporting open source .NET

The .NET Foundation is an independent non-profit supporting the innovative, commercially-friendly, open source .NET ecosystem.

Fostering community and corporate collaboration
Supporting top .NET open source projects
Working across the .NET open source community.

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Over 1200 worldwide meetups.
Built by community and industry leaders.
Strong open source ecosystem.

Join a community of millions of developers. Leverage the large ecosystem of components, Open Source software, and online communities support.

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.NET Foundation Sponsored Meetups

Developers meet every day in .NET user groups, all around the world. Join a local user group to engage with other .NET developers to learn, find opportunities or hire .NET developers for your project.

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Events In A Box

Need a presentation or worshop materials for your .NET event? Take a look at our collection of .NET presentations, complete with slides, code, and workshop scripts. Everything you need, from a one hour intro to a 2 day course!

Presentation List

.NET News and Blogs

Explore CosmosDB with .NET Core and MongoDB

Have you had to design general purpose “metadata” tables in your SQL database that basically store column names and...

Optimizing an ASP.NET Core site with Chrome's Lighthouse Auditor

I'm continuing to update my podcast site. I've upgraded it from ASP.

Audio Switcher should be built into Windows - Easily Switch Playback and Recording Devices

I've been running a podcast now for over 600 episodes and I do most of my recordings here at home using a Peavey PV6...

Easier functional and integration testing of ASP.NET Core applications

In ASP.NET 2.1 (now in preview) there's apparently a new package called Microsoft.AspNetCore.Mvc.

Command line "tab" completion for .NET Core CLI in PowerShell or bash

Lots of people are using open source .NET Core and the "dotnet" command line, but few know that the .

Calling all Desktop Developers: how should UI development be improved?

The user interface (UI) of any application is critical in making your app convenient and efficient for the folks using...

Automatic Unit Testing in .NET Core plus Code Coverage in Visual Studio Code

I was talking to Toni Edward Solarin on Skype yesterday about his open source spike (early days) of Code Coverage for .

Events and Meetups

Modern Devs Charlotte

.NET feels like a breath of fresh air. Changes in the .

Adelaide .NET User Group

What's new in the OWASP Top 10,

Triangle .NET User Group

Azure Functions provides a fantastic platform for building highly scalable and cost-effective APIs.

Microsoft DevBoston

Databases in DevOps Developers need to learn how to do database development and operations as...

Gwinnett Georgia Microsoft Users Group

Building 100,

Bay.NET

React and ASP.NET Core Best Practices - Peter KellnerReact,

Canberra .NET User Group

Canberra .NET User Group: The 9 Knights of Azure:

Columbus App Dev User Group

• What we'll do Jeff McKenzie speaks on 'You Got TDD in My SQL DB?'.

Brisbane .NET User Group

Quantifying Tech Debt - Jack Watts We all have our subjective opinions about tech debt but how can...

A large and growing ecosystem

515

repositories

55

member projects

25,000

developers contributing

1700

companies contributing

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.

Open Source Software Foundations: Not Totally Boring, Actually Super Awesome - Jon Galloway from NDC Conferences on Vimeo.

Why .NET?

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

Samsung
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