NodeRunner

🆕 What's new in 1.4.0

Java 25 & Build Modernization

• Upgraded to Java 25 — compiled with Java 25 bytecode for the latest JVM performance and language features.
• Gradle 9.5.1 — build system upgraded from Gradle 8.x to 9.5.1 for native Java 25 support.
• Virtual thread executor — the dashboard HTTP server now uses newVirtualThreadPerTaskExecutor() for non-blocking I/O scaling on Java 25.
• plugin.yml api-version updated to 1.21 to match the target platform.

Compatibility

• Minecraft 1.21.x – 26.1.x — compiled against Paper 1.21.1 API, which is forward-compatible with all Paper versions through 26.1.x.

Existing configs remain fully compatible — no config changes required.