Marcus Hellberg

java-ai-playground. Java

380

practical-ai-in-java. Java

92

bad-news. Simplified news reader PWA demo

89

java-chat-with-documents. Chat with an AI that's aware of your documents.

88

alternative-news. JavaScript

60

vaadin-tips. Some valuable tips and tricks for Vaadin development

52

polymer-spring-boot. Full stack Spring Boot + Polymer example application with JWT token authentication.

47

spring-boot-todo. Full stack Vaadin and Spring Boot demo app

45

docs-assistant. docs-assistant

40

spring-ai-web. JavaScript

39

spring-boot-react-langchain-chatgpt. spring-boot-react-langchain-chatgpt

25

full-stack-java-2026. Java

19

hilla-push-notifications. TypeScript

16

alternative-news-web-components. PWA + Web Components News Reader Tutorial

15

vaadin-chat. Vaadin chat demo app

15

voice-crud. TypeScript

13

hilla-react-chat. A reactive chat app Built with Hilla, using Spring Boot, React, web sockets

12

java-sentiment-analysis. TypeScript

12

java-ai-receipt-scan. Java

11

java-ai-image-data-extraction. Java

11

lit-element-form-example. TypeScript

11

pwa-todo. Code example for https://www.youtube.com/watch?v=4kt8lK3MoQY

9

speaking. My current and past talks and presentations

8

java-ai-summarize. Java

8

vaadin-spring-ai-tools. Java

8

java-events. TypeScript

7

vaadin-docs-assistant. TypeScript

7

vaadin-docs-embeddings. hilla-docs-embeddings

7

vaadin-fusion-tailwindcss. JavaScript

6

hilla-vue. Vue

6

hilla-microservices. hilla-microservices

6

vaadin-fusion-todo. TypeScript

5

travel-tips. Java

5

vaadin-fusion-rest. TypeScript

4

hilla-cool. TypeScript

4

vaadin-web-push. prototyping web push from vaadin server

4

vaadin-grid-portlet. A Liferay Portlet using Spring MVC for serving REST API that is consumed by the vaadin-grid web component

4

vaadin-fusion-mobx. Example project of using MobX for state management in Vaadin Fusion/LitElement

3

spring-webclient-rest. JavaScript

3

hilla-aot-demo. Java

2

hilla-chat. TypeScript

2