Gerald Versluis (@jfversluis) is a full-stack software developer and Microsoft MVP (Xamarin) from Holland. After years of experience working with Xamarin and .NET technologies, he has been involved ina number of different projects and has been building several apps. Not only does he like to code, but he is also passionate about spreading his knowledge - as well as gaining some in the bargain. Gerald involves himself in speaking, providing training sessions and writing blogs ( or articles in his free time. Twitter: @jfversluis Email: gerald[at]verslu[dott]is . Website:

Gerald Versluis has written 12 articles, which have been read 680139 times.
Abstract: Xamarin.Forms is evolving into .NET Multi-platform App User Interface (MAUI). In this tutorial, I will introduce .NET MAUI, the reason why Xamarin Forms is evolving to MAUI, download option (github), how you can get involved and MAUIs' release date.
Abstract: This Xamarin tutorial discusses what barcodes are and how they can be used in an App. You will learn how to generate and scan barcodes in your own Xamarin apps. You will also learn to scan and generate barcodes that connect to a Wi-Fi connection.
Abstract: Xamarin.Forms 4 will be releasing soon. This tutorial contains the most important highlights of what is to come in this new version.
Abstract: Learn what Serverless is, how Microsoft implemented this concept with Azure Functions and how to use it with Xamarin apps.
Abstract: This tutorial gives a good overview of the most important new features of Xamarin Forms 3 in the form of a cheat sheet, and a reference on how to use them.
Abstract: The Cognitive Services Toolkit is a very powerful suite on Azure. We will learn how to use the Azure Custom Vision API and Content Moderator Services to implement content moderation.
Abstract: Visual Studio App Center proves to be a great tool for everything that has to do with your mobile app development. Let us have a look at what App Center is, and what it can do for you!
Abstract: Explore what Cognitive Services are and how easily we can incorporate it into Xamarin apps, to make them intelligent apps.
Abstract: If you have looked into Xamarin.Forms, or even built an app with it, you might have noticed that Forms has everything to implement the MVVM framework. Xamarin.Forms is already equipped with data-binding, commands and dependency injection which are some MVVM ingredients we will look at in this article.
Abstract: The next version of Xamarin.Forms was recently announced at Microsoft Build 2017. This article gives an overview of some upcoming cool features in Xamarin.Forms v3.
Abstract: Xamarin Test Cloud is a UI acceptance-testing tool for mobile apps. This tutorial will show you how to write tests for a Xamarin app in C# using the Xamarin.UITest framework in Visual Studio.
Abstract: Learn how to set up CI/CD for your Xamarin app without spending a dime using Visual Studio Team Services (VSTS), Bitrise and HockeyApp.