Vaadin control center is here! Manage java apps on kubernetes with ease.

Introducing Vaadin Control Center: The DevOps tool for managing and scaling Java apps on Kubernetes

We’re excited to introduce the very first public preview of Vaadin Control Center—a powerful DevOps tool for Java developers deploying on Kubernetes. It simplifies the operation of Vaadin apps in production, seamlessly integrating with both new and existing Java applications, so you can deploy, ...
Enable real time collaboration in java web apps

Collaboration Kit is now free and open source

In 2020, we embarked on developing modern collaborative functionalities for your Vaadin applications, tackling the challenges of managing UI state changes and synchronization and ensuring every update efficiently reaches the appropriate users. Our journey has been a learning curve—enhanced by user ...
integrating Lottie animations into a Java web app

Integrating Lottie web animations for better UX in Java apps

When building useful applications, things like animations are typically the last thing to think about. They all seem like extra work away from solving the “real problem.” Yet, we all know that they enhance the user experience by making interactions smoother and more intuitive. I’ve always been ...

Calling ChatGPT and OpenAI APIs in Spring Boot with Java

This article will guide you on integrating OpenAI APIs, such as ChatGPT, in your Spring Boot application. We will cover moderation, embedding, and chat completion requests. It is a part of our Building an AI chatbot in Java series. Prerequisites This tutorial assumes you already have a Spring Boot ...
How to build a custom AI Chatbot in Java

Building a custom AI agent in Java: A hands-on guide

Large Language Models (LLMs) are amazing tools. We can ask them to do things for us in plain language, and they use their vast knowledge of the world to deliver an answer in an instant. But when it comes to building AI-powered applications, there's a big problem: LLMs are generic, while our ...

1-line sortable and filterable data grid for Spring Data

Presenting data in a clear, interactive, and visually appealing manner is a common activity of many web developers. Hilla's AutoGrid component gives developers a way to take backend data and efficiently display it on the frontend user interface. AutoGrid simplifies data representation and enhances ...
Best DateTimePicker components to consider for your next project

6 DateTimePicker components for your web apps

Inputting dates and times in web applications is a common task—whether users select a birthdate, book travel, or schedule an appointment. A reliable DateTimePicker component can drastically enhance the user experience by minimizing errors and simplifying input. There are many components designed ...
Handling slow actions in the Java UI

Handling slow backend actions in Vaadin apps

Vaadin’s business-app-oriented web frameworks come with a helpful productivity feature that automatically indicates to users when a backend call takes unusually long. While this feature is incredibly useful for developers to understand and manage performance, and is sufficient for most backend ...
First year as a Vaadin DevRel

Reflections on year one as a Vaadin developer advocate

Wow! That's the most succinct summary of my first year as a Developer Advocate with Vaadin. It truly has been an educational, exhilarating roller coaster, and I’d like to share a few highlights with you. What is a Developer Advocate? For those unfamiliar with the term, Developer Advocacy (sometimes ...