1. The problem

Many Java developers looking for a Socket.IO server eventually discover existing implementations, but often encounter:

Limited maintenance activity

Missing documentation

Unclear compatibility status

Lack of modern ecosystem integrations

2. Introducing SocketIO4j

SocketIO4j is an actively maintained Socket.IO server for the Java ecosystem, built on Netty and focused on production readiness, performance, and developer experience.

Project:

SocketIO4j GitHub Repository

Every star, issue report, documentation improvement, and pull request helps make SocketIO4j a stronger real-time platform for the Java ecosystem.

If you find the project useful, please leave us a ⭐ on GitHub—it helps others discover the project and motivates contributors to keep improving it.

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