Helidon

@helidon
132 Followers
6 Following
110 Posts

Lightweight.
Fast.
Crafted for Microservices.

Helidon is a cloud-native, open‑source set of Java libraries for writing microservices that run on a fast web core powered by Virtual threads.

GitHubhttps://github.com/helidon-io/
WebSitehttps://helidon.io
Helidon6d ago

Helidon 4.4.0 Released!

https://medium.com/helidon/helidon-4-4-0-released-d10be2fb8039

Helidon 4.4.0 Released

Java-aligned. Observable. Agentic.

Medium
HelidonOct 29
New blog post:
"Building an MCP Server with Helidon Declarative"
by Santiago Pericas-Geertsen
https://medium.com/helidon/building-an-mcp-server-with-helidon-declarative-3d2b6a5ebfcb
Building an MCP Server with Helidon Declarative

Building an MCP Server with Helidon Declarative

Medium
HelidonOct 21
New blog post:
"Helidon Data" by Tomáš Kraus
https://medium.com/helidon/helidon-data-e8ea3949db39?source=social.tw
Helidon Data

Helidon version 4.3 introduces support for the Data Repository pattern. Let’s briefly discuss what the pattern does and then look at what…

Medium
HelidonOct 14
New blog post:
"Helidon MCP: Building Connected AI Agents with Model Context Protocol" by Thibault Vallin
https://medium.com/helidon/helidon-mcp-building-connected-ai-agents-with-model-context-protocol-009152c1c20b?source=social.tw
Helidon MCP: Building Connected AI Agents with Model Context Protocol

In the rapidly evolving landscape of AI, new technologies and products emerge daily. Among them are AI agents — applications powered by…

Medium
HelidonOct 7
New blog post:
"LangChain4j streaming chat over Java Stream"
by @kec
https://medium.com/helidon/langchain4j-streaming-chat-over-java-stream-4f53b3e32a76?source=social.tw
LangChain4j streaming chat over Java Stream

LangChain4j streaming chat over Java Stream

Medium
HelidonOct 2

Helidon 4.3.0 released!

What's new:
- MCP support for AI-ready services
- Deeper LangChain4j integration
- Declarative APIs for HTTP, scheduling and fault tolerance
- Helidon Data with repository pattern
- and more

Smarter apps, simpler dev. Try it now!

https://medium.com/helidon/helidon-4-3-released-29213af35587

Helidon 4.3.0 released

Announcing Helidon 4.3.0: AI, Developer Productivity and Observability features and enhancements

Medium
HelidonAug 29, 2025

We are happy to announce the technology preview of the Helidon MCP server. It supports imperative and declarative APIs, build-time processing, and runs on Helidon’s virtual-thread web server. Feedback is welcome!

https://github.com/helidon-io/helidon-mcp

GitHub - helidon-io/helidon-mcp: Helidon Model Context Protocol Support

Helidon Model Context Protocol Support. Contribute to helidon-io/helidon-mcp development by creating an account on GitHub.

GitHub
HelidonJul 16, 2025

🚀 Helidon 4.2.4 is out now!

This release of Helidon contains important bugfixes and is recommended for all users of Helidon 4.

🛠️ Changelog: https://github.com/helidon-io/helidon/blob/4.2.4/CHANGELOG.md#424

HelidonJun 9, 2025

🚀 Helidon 4.2.3 is out now!

This release of Helidon contains important bugfixes and is recommended for all users of Helidon 4.

🛠️ Changelog: https://github.com/helidon-io/helidon/releases/tag/4.2.3

HelidonMay 16, 2025
Dmitry KornilovMay 16, 2025

Just published: "Building an AI Assistant in Java"

A hands-on guide to building a stateless AI chatbot with #Java, #Helidon & #LangChain4J.

✔️ Preparing and ingesting Asciidoc docs
✔️ Stateless backend with AI Summarizer
✔️ Serving static web pages

https://dmitrykornilov.net/2025/05/16/building-ai-assistant-application-in-java/

Building AI Assistant Application in Java

In my previous article, I discussed how Helidon integrates with LangChain4J. While the article provided a solid foundation, some readers pointed out the lack of a complete, hands-on example. This t…

Dmitry's Technical Blog