Kerry W. Lothrop

So, what happens when you run a .NET MAUI app on the new iPhone Duo? 📱 Does it look weird? Crashes? Needs a complete rewrite? Turns out, the Duo wasn’t even the biggest problem. 😅

A key lesson I've learned for using #ai to build software is to also build the tools so the agent can "close the loop" and validate its own work. That is a powerful accelerator, and a way to avoid having the agent go "off the rails" as it works. blog.lhotka.net/2026/09/25/C...

Sad mountain

Later in 2019, XamExpertDay was back in Cologne. A packed day of Xamarin expertise, practical sessions and community connection—part of the journey that led us to MAUI Day. Explore the 2019 Cologne edition: https://mauiday.net/archive/cologne-2019/ #MAUIDay #dotnetmaui

2019 took XamExpertDay on the road to Munich. New city, more sessions, the same brilliant community spirit—developers coming together to share their experience of building cross-platform apps. Look back at Munich: https://mauiday.net/archive/munich-2019/ #MAUIDay #dotnetmaui

What happens when the engineers behind .NET MAUI get together for a live coding session? Real code. Real decisions. Funky prompting styles. Possibly some yelling at Copilot. At #MAUIDay Cologne, Stéphane and members of the MAUI team will build an app live on stage. 🧵

A Decade of Change My tenth Microsoft MVP award, twenty years of .NET, and why I am not interested in picking a side in the AI fight. https://ston.is/blog/development/a-decade-of-change/

What’s next for .NET MAUI? At #MAUIDay Cologne, Gerald Versluis will explore where .NET MAUI stands today, what .NET 11 brings. Discover how AI, performance, quality, native experiences and developer productivity are shaping the future of cross-platform apps.

The CFP for #MAUIDay Skopje is open. We’re looking for practical .NET MAUI sessions, technical deep dives, real-world stories, workshops, and fresh ideas from across the community. 📍 Skopje, North Macedonia 📆 17 September 2026 Got something worth sharing? Submit today.

What does the future of app development with .NET MAUI look like? Nobody knows exactly. AI is changing how we build software at an incredible pace, but the skills that got us here are the same ones that will help us thrive. 🎤 The Future of App Development 👤 @davidortinau.com

MAUI Day is coming to Cologne, October 23rd 🇩🇪 Free, one-day event. All .NET MAUI. Call for speakers is open. First-time speakers welcome. https://mauiday.net

Material3 for .NET MAUI on Android. One build property and your controls get the Material Design 3 look. Light and dark themes included. learn.microsoft.com/samples/dotnet/maui-samples/userinterface-material3/

KumikoUI Updates - Action Buttons, Per-Column Edit Triggers, and Custom Fonts A look at the three features that shipped this past week, covering interactive action buttons, per-column edit triggers, and a new font registrar. ston.is/blog/maui/ku...

Just like universal healthcare, Shiny Health works for everyone 🇨🇦 One API. iOS + Android. Steps, heart rate, blood pressure, calories — 12 metrics, zero platform #ifdefs. Sorry for making it this easy. shinylib.net/health #dotnet #dotnetmaui #canadianjokes

Shiny .NET MAUI Shell - Now with AI navigation for your entire app - Read about here: shinylib.net/blog/2026/04... #dotnet #dotnetmaui

All my former Vimeo videos are now free on YouTube; here's the playlist: www.youtube.com/playlist?lis... (there were a handful of Vimeo videos that are too out-of-date, so I didn't upload those)

MintedTextEditor - A Rich Text Editor for .NET MAUI Introducing MintedTextEditor, a fully canvas-drawn rich text editor for .NET MAUI built on SkiaSharp with support for formatting, images, tables, HTML import/export, and theming. https://ston.is/blog/maui/minted-text-editor/

XAML in 2026: Time to Move On A look at why XAML may not be the right choice for .NET MAUI development in 2026 and what alternatives exist https://ston.is/blog/maui/xaml-in-2026/

You've heard it here first, the first .NET MAUI Day in Poland will take place on May 29, 2026! 🇵🇱 More details will be up soon on mauiday.net and here on the socials as we get everything ready. See you there!

Happy .NET MAUI Day! Second edition in London 🇬🇧 @davidortinau.com updating us on the latest and greatest that’s going on now and coming for .NET 11 #mauiday

Oooh what is this 👀 @davidortinau.com announcing some new AI thing for .NET MAUI????? Making it super easy to work with the on-device native AI capabilities!

🎉 Bindable Property Source Generators 🎉 I am SO freaking excited to debut two new Source Generators available in the .NET MAUI Community Toolkit: ✅ [BindableProperty] ✅ [AttachedBindableProperty<T>] We now write the boiler-plate code for Bindable Properties you! codetraveler.io/2026/01/29/i...

Feed cleanser - the oldest airplane photo on my phone (Lufthansa A300-600 at LHR 2002-06-12 while I was traveling FRA-LHR-EWR-DEN)

Controlling your debug sessions through Copilot? Absolutely now you can! Check out this MCP for @vscode.dev github.com/microsoft/De...

Oh no! @jfversluis.dev gave away our secret! #MAUIDay is visiting multiple cities this year 🎉 You'll have to wait until the 6th Feb to find out what country we're visiting next. Where are you hoping we'll hosting the only dedicated #dotnetMAUI conference?

The .NET MAUI team is on fire 🔥 XAML C# expressions anyone? RIP converters! github.com/dotnet/maui/...

Is the MVVM Community Toolkit still under active development?

🎤 @mallibone.com is returning to the #MAUIday on Feb 6th. He’ll be sharing how to update your app store apps without shipping another release, enabling rapid iteration of features in a safe way. Get your ticket and join us in person, in London. 🎟️ mauiday.net

C# Source Generators can transform your .NET apps. Learn why they matter, how they work, and how to write your own using Roslyn APIs in this on-demand session with Jim Wooley: msft.it/63322tYEKp

Having Avatar sequels has really brought us this previously unimaginable sci-fi idea: Planets with more than one climate zone or vegetation.

In today's #dotNETConf session replay, we explore the latest features in #dotNETMAUI, including enhanced performance optimizations, new controls and layouts, improved tooling experiences in Visual Studio, and expanded platform capabilities. Watch the replay: msft.it/63324tmQ2K

From AI Skeptic to AI Pragmatist blog.lhotka.net/2025/11/25/A... #ai #github #copilot #dotnet

This looks pretty cool for if you're building MAUI apps and want to get in-app insights in performance 🤯 github.com/matthewrdev/...

Upgrading your .NET MAUI project from .NET 9 to .NET 10 has never been easier. Enjoy your coffee, hands off the keyboard and let GitHub Copilot do all the heavy lifting! In this video, you'll learn how. youtu.be/byfphP8pj3o

We now have an official profiling doc for .NET MAUI: learn.microsoft.com/dotnet/maui/... This gathers info from various wikis in one place and has simplified instructions for dotnet-dsrouter!

C# 14 introduces user-defined compound assignment operators. In previous versions, you could not overload the += operator. C# 14 allows user types to customize the behavior of compound assignment operators in a way that the target of the assignment is modified in-place.

I just got my first calendar invitation spam mail. iOS shows this in the calendar app invitations, without any chance of deleting it without replying. Does anyone know how to get rid of it without sending a decline mail to the sender?

We are increasing the length of support offered for .NET Standard Term Support (STS) releases from 18 months to 24 months. This change is effective starting with .NET 9 and there is no change for LTS releases. Get all the details you need: msft.it/63328t6MeM

C# 14 in the preview introduces extension members There is a new extension keyword that lets you define extension blocks for extension properties, methods, and operators This means you can group related extension members, enhancing code readability and maintainability Do you like the new feature?

From Xamarin MVP to shaping the future of cross-platform dev—Jon Peppers shares his journey and insights on the #dotNETMAUI team. Hear how his experience spans everything from WPF self-checkout systems to home automation on Extreme Home Makeover. Listen now: msft.it/63325ssG2W

The latest XAML Live Preview updates in #VisualStudio for #dotNETMAUI let you pin multiple previews, zoom in for pixel-perfect layouts, and even mirror your app on a second monitor. Build, preview, and refine—all without breaking your flow. Explore the details: msft.it/63320sqaSi

I had to download Windows 3.1 to get ahold of a smaller version of the Arial TrueType font. The download was 7.5 MB. For the entire operating system. That‘s about twice the size of the current version of Arial.

Big #dotnet news, the STS (Standard Term Support) releases are now supported for 24 months! devblogs.microsoft.com/dotnet/dotne...

Does anyone know anyone on the @visualstudio.com team that could help me with this?