Debiteurenzeker.nl's technology stack - TechBlog

Explainability of AI and digital systems starts with design, not afterwards. Transparency requires that decisions are traceable, contextual, and auditable from the start. This is the only way that citizens, clients and supervisors can have real confidence in the results.

Digital decision making can be scalable and efficient, but legitimacy and trust only come through explanation and control. The government must design algorithms in such a way that decisions are traceable, testable and humanly correctable. Only then will a digital government be created that is transparent, reliable and democratically responsible.

Speed and efficiency do not automatically make processes legitimate. When decisions are opaque, distance and resistance arise. Sustainable digitization requires systems that explain, enable human involvement and create trust.

AI is becoming indispensable, but ownership and control are crucial. The Xuntos Private AI Stack keeps data internal, makes processes auditable and combines efficiency with governance. This way, organizations can safely use AI for core processes, without risks to privacy or continuity.

Digital growth requires a powerful and versatile basis. Umbraco Enterprise offers organizations the freedom of open source and the security of enterprise support. With our expertise as an Umbraco Platinum Partner, we help companies launch faster, manage smarter and grow sustainably.

Umbraco's latest Long-Term Support release is here: Umbraco 17. This release marks an important step in the further development of the platform, with major improvements in speed, scalability and stability. Built on .NET 10 LTS and equipped with a fully developed back office.

The Umbraco organization has an “in the cloud” service called Umbraco Heartcore. Umbraco then runs as a headless CMS on their servers. Via RESTful API, you can retrieve the content for presentation in a frontend.

More and more companies are recognizing the importance of a digitally accessible website. Not only because of the legal obligations under the WCAG (Web Content Accessibility Guidelines) guidelines, but also because an accessible website improves usability for all visitors. This includes people with a visual, hearing or motor disability, but also users with a slow internet connection or who use mobile devices. ‍

Umbraco Cloud is the Umbraco as a Service (UaaS) product. UaaS means that you use the Umbraco CMS in the Cloud, where in the Cloud stands for the Microsoft Azure platform. In its core, Umbraco Cloud is the same as Umbraco CMS for self-hosting but has a number of extra features on top of that. But why choose Umbraco Cloud?

As developers, we at Xuntos are always curious about all development opportunities. You try out new developments and code creative new applications. With ChatGPT in particular, the possibilities are endless. In this blog, our senior developer Jan Willem Bergsma answers the question: Is that possible to build an iOS app with ChatGPT?

Do you have an Umbraco website? Then you'll one day ask yourself: Is it already time to upgrade to a newer version? This is because new Umbraco versions are released regularly. But that question is not as simple as it seems. This is because the answer depends on various factors, such as the current state of your website, functionalities you need, the current Umbraco version and, of course, the risks associated with an outdated version. In this blog, we'll answer the question whether you should upgrade Umbraco and when it's not necessary yet. We'll also tell you the benefits and risks of upgrading.

Are you considering building a new website or optimizing an existing platform? Two of the most used web development frameworks are .NET and PHP. Both have their advantages and disadvantages, and the right choice depends heavily on the purpose of the website, the scalability requirements and the digital infrastructure of your company.

Front-end frameworks, the tools that help us, front-end developers, develop web applications and websites. They simplify the development process, and there is such a wide range of JavaScript and CSS frameworks these days.

Umbraco offers a variety of useful tools and features that contribute to better SEO performance. In this blog, we'll discuss six technical SEO benefits of Umbraco and how they can help your website rank higher in search engines.

In the world of content management systems (CMS), open source solutions have become increasingly popular because of their flexibility and adaptability. In this article, we dive deeper into the concept of open source CMS.

Umbraco is an open-source CMS that stands out in terms of flexibility, scalability and usability. In this article, we list the most important benefits of Umbraco.

Is your website digitally accessible? Digital accessibility means that people with disabilities, such as visual, auditory, or motor disabilities, can use your website just as well as anyone else.

An effective website is not only functional and user-friendly, it also visually matches your brand identity. When designing or improving a website, the use of color is a determining factor for both the appearance and the user experience. The right choice of colors can work with your brand values, build trust and increase conversion.

Are you considering having a new website built or improving the current one? Then one of the first steps in the development process is to create a wireframe. But what exactly is a wireframe? And why is it important? In this blog, we tell you all about it.

You can have a beautiful, user-friendly website built, but without a solid SEO strategy, it will be hard to find. Luckily, Umbraco offers all the tools you need to take your SEO to the next level. In this blog, we explain how to get the most out of your online findability with Umbraco and which features and strategies can help you do that.

For a long time, the Microsoft CMS has been used as a content management system within the Microsoft stack. Many organizations that use Office 365 or SharePoint, for example, were inclined to also opt for this CMS.

From June 28, 2025, it is mandatory under the European Accessibility Act (EAA) to make websites and apps accessible. But what does this mean?

What exactly is the difference between a CMS and a DXP? When do you choose a CMS, and when do you need a DXP? In this comprehensive blog, we'll explain it.

Is Umbraco a DXP? In this blog, we explain exactly what a DXP is, how it differs from a CMS, and whether Umbraco meets the characteristics of a Digital Experience Platform.

At Xuntos, we understand how important it is to make digital products accessible to everyone. In this blog, we explain what insufficient digital accessibility means, how to recognize it, and how to prevent it.

The digital world is growing rapidly, and with that growth comes an important responsibility: making sure everyone can participate.

Together with your company or institution, you are about to renew or perhaps completely replace the current website or your intranet. While preparing, you run into questions, such as “Does the current content management system (CMS) still meet our needs?” If not, which CMS is the best fit? And what should you consider when choosing a CMS?

Digital accessibility is becoming an increasingly important part for companies. And this includes an accessibility statement, but what exactly is this and why do you need it?

In an earlier blog, we wrote about how to make your website accessible to people with a digital disability. But what are digital restrictions really and how can you take them into account when designing your website?

New developments are coming. Umbraco launched a new version for the CMS on November 14. We have listed the most important changes for you. We also explain what type of support Umbraco offers on the latest version 15.

For everyone who has their site running on Umbraco 8, make sure to keep reading. A while ago, Umbraco announced that Umbraco version 8 will enter the EOL phase on February 24, 2024. The EOL means the End of life. We consciously say goodbye and work on the future with the latest versions.

In the Netherlands and worldwide, there are an incredible number of content management systems (CMSs) to manage the content of a website or platform. Exactly how many there are varies. New CMS's are being added and existing ones are dropping. Sometimes agencies develop their own CMS. We can already hear you thinking, what should I pay attention to when selecting a CMS?

What are the trends and developments for website design this year? What we know for sure is that the European Accessibility Act (EAA) will take effect in June 2025. This law requires e-commerce companies to make their services digitally accessible. Digital accessibility will therefore increasingly become the norm. We will also see more of the influence of AI, the return of the gradient, the Bento box surface distribution and function over form, as well as minimalism.

A headless CMS is a content management system without a “head”. The backend (body) and frontend (head) are separate. In a headless CMS, it is only possible to manage code and content and not to present it. But a headless CMS (the body) can be linked to multiple devices (the heads) where content can be presented, such as desktops, smartphones, smartwatches, tablets, apps and much more. This connection is done via an API. So you can see a headless CMS as a body with multiple heads.

A decoupled CMS is a content management system that has both the properties of a traditional CMS and a headless CMS. We'd love to tell you more about this “hybrid” CMS.

Digitally accessible is a hot topic these days. As a website owner or administrator, you want everyone to be able to read and use your information properly. The goal is that your website is accessible to all people, including those with disabilities.

For everyone who has their site running on Umbraco 7, make sure to read on. Umbraco has just announced that Umbraco version 7 will enter the EOL phase on September 30, 2023. The EOL means the End of life. We consciously say goodbye and work on the future with the latest versions.

We have now launched a lot of Umbraco Heartcore. Umbraco has launched Umbraco Heartcore CMS. This is a headless CMS with an Umbraco heart because it's basically an Umbraco CMS.

Drupal is no stranger to the CMS market. Many websites run Drupal as a CMS under the hood, but which version are you running now? If you are still wondering why is that important, you should definitely read on. Drupal, like any software product, is subject to change, and at the time of writing, Drupal is available under version 8.8.2.

To build Health Valley's new website, we use Umbraco 9, which is the latest version of the most user-friendly CMS at the time of writing. We like Umbraco 9.

Do you notice that you also spend so much time managing your content on the various platforms. Are you losing the overview because of all the content? Umbraco heartcore can offer a solution here.

Xuntos has been an Umbraco fan since its inception and has now built various digital solutions on this open-source .NET CMS platform. Of course, a number of employees have been Level II certified for this. A logical step was therefore to upgrade Umbraco's new partner status to Umbraco Certified Partner.

You've finally made the decision to have your website developed. After all, it's your business card. But you haven't decided which open-source CMS you want to use yet and you're unsure between WordPress or Umbraco. Let's delve into both content management systems.

Digital is thus woven into our daily lives. Could we still live without it? Imagine you're going away for the weekend. You book your tickets at an air travel portal, then reserve an apartment with Airbnb, and order your taxi in an app where you can also track the taxi. And you do it all with your mobile online.

When Sir Tim Berners-Lee started developing HTTP, the World Wide Web and the first Web Browser in 1989, his vision was a network where documents could be exchanged easily. The documents in his view are static documents that are formatted by hand in HTML. He could never have foreseen that thirty years later, the WWW would consist mainly of pages assembled using dynamic content. However, part of the web development world is taking steps back to static HTML files on a server. Only with a twist, namely the dynamic generation of a static website.

DutchGreenHouses® is a Dutch greenhouse builder, operating from the center of the Westland region in the Netherlands. Their specialization is developing turnkey greenhouse projects, with a focus on standardization instead of customization. DutchGreenhouses® provide their customers with everything they need to get started quickly, efficiently and cost-effectively.

In a previous Xuntos Tech Blog, we wrote about the technology stack that keeps one of our applications up and running for hundreds of users at the same time. Today, we'll discuss how to ensure the quality of applications by creating tests that can tell you at the touch of a button whether the application does what it should do. We talk about this with Joost, who is working full-time on building and refining these tests during his internship.

Umbraco in one word User-friendly. Easy to use for the editor who can easily and quickly manage content for web pages, campaign sites, templates and dynamic forms, thanks to a user-friendly user interface. User-friendly for developers who can build whatever you want as an end user with complete freedom. Easy to use for designers who have no restrictions when it comes to designing their digital expressions.