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Provides read/write access to the Minecraft protocol

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Release
5.4.0

dmulloy2 released ProtocolLib version 5.4.0 on August 7, 2025

Important

  • This release bumps the minimum required Java version to 17
  • Moving forward, ProtocolLib will be published to Maven Central instead of repo.dmulloy2.net. The groupId has been changed to net.dmulloy2 to support this. See #3528 for more details
  • ci.dmulloy2.net is also officially deprecated. Future dev builds will be hosted on GitHub. More to follow

Changelog

  • Support added for Minecraft 1.21.4-1.21.8.
  • Fixed issues with PlayerInfoData conversion when gamemode is null and list order not preserved.
  • Improved WrappedList to handle heterogeneous NBT lists.
  • Fixed initialization errors for WrappedChatComponent and ChunkData in 1.20.4–1.21.5.
  • Corrected version gating for WrappedTeamParameters.
  • Improved error messaging when no supported updater is found.
  • Updated dependencies for Java 24 compatibility.
  • Added String overloads for nametagVisibility and collisionRule in WrappedTeamParameters.Builder.

Sponsors

As always, this release is brought to you by the project's sponsors:

  • Fanfaryy
  • SimplyVanilla
  • pebblehost
  • RaenCallisto
  • aternosorg

If you build cool stuff using ProtocolLib, consider sponsoring the project!

Information

Published onAugust 7, 2025
Downloads0

Platforms

Paper Paper (1.8-1.21.8)