Immo Landwerth

Program Manager, .NET

Immo Landwerth is a program manager on the .NET Framework team at Microsoft. He specializes in API design, the base class libraries (BCL), and .NET Standard. He works on base class libraries which represents the core types of the .NET platform, such as string and int but also includes collections and IO. He's involved with portable class libraries and works on shipping more framework components in an out-of-band fashion via NuGet.

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API review process for .NET Core

January 8th, 2015
Happy new year! Three weeks ago we published a proposal for an API review process on GitHub and asked for your feedback. The process is now in-place and documented in our developer wiki. Review process Our primary goal with this review process is to provide a good balance between OSS agility and ensuring high quality APIs. This requires...

Channel 9 interview on open sourcing .NET

December 8th, 2014
Curious to where we are with open sourcing .NET Core? Do you want to know which libraries are next? Interested in a white boarding session with David Kean? Then you should check out this video on Channel 9: Questions or concerns? Leave a comment on the Channel 9 post...

Introducing .NET Core

December 4th, 2014
At connect(), we announced that .NET Core will be entirely released as open source software. I also promised to follow up with more details on .NET Core. In this post, I’ll provide an overview of .NET Core, how we’re going to release it, how it relates to the .NET Framework, and what this means for cross-platform and open source ...

Advisory Council Proposal — Call for Community Feedback Extended to December 5th

November 24th, 2014
This is a cross post from the .NET Foundation blog and written by Gianugo Rabellino. --ImmoThe increased openness of .NET has sparked widespread interest in the .NET Foundation. As a result, its Board of Directors has decided to extend the timeframe for community feedback on the .NET Foundation Advisory Council to December, 5, 2014...

One Week of Open Source

November 20th, 2014
Last Wednesday, we announced the new .NET 2015 Preview and our plans to fully open source .NET Core. What an awesome week! Thank you! We knew that you guys would really dig open source but we didn’t expect such a positive response. Within a single week, our open source blog post got more than 200k views! And even on GitHub, which seems...

.NET Core is Open Source

November 12th, 2014
Today is a huge day for .NET! We’re happy to announce that .NET Core will be open source, including the runtime as well as the framework libraries. This is a natural progression of our open source efforts, which already covers the managed compilers (C#, VB, and F#) as well as ASP.NET: This takes it to the next level by ...

Using System.Numerics.Vector for Graphics Programming

November 5th, 2014
We've just released a major update to the SIMD vector types we've blogged about earlier (first announcement, second update). We've now made the vector library a lot more more useful for typical graphics operations. We added matrix types, a plane type, and a quaternion type. We've also added many methods that are often used on fixed size ...

.NET Sample Code on GitHub

September 16th, 2014
Today, we're happy to announce that we've started to move some of our sample assets over to GitHub, using the MIT license. So I can directly answer Ben's question: @ben_a_adams The sample code is now on GitHub. Check out this blog post: https://t.co/LXq2Ka1fLo — Immo Landwerth (@terrajobst) September 16, 2014 Why did we move to GitHub? The...

Using WCF in .NET Native

August 28th, 2014
This post was authored by Ron Cain, a Software Development Engineer on the WCF team. In our previous post, we mentioned that some of the client components of Windows Communication Foundation (WCF) had been made available for .NET Native Windows Store apps in Visual Studio "14" CTP3. In this post, I will describe how to build a sample WCF ...

Being an intern on the .NET Team

August 25th, 2014
This summer we had six amazing interns that joined the team to work on .NET. Their projects ranged from internal tools, over shipping components to designing forward looking aspects: If you're interested in interning with Microsoft, visit our recruiting web site. Now let's dive right in and see what cool stuff they helped us building. ...