EMQ X 4.1-rc.2 is released now, it mainly includes the following changes:

emqx

Bug fixes:

• Fix the issue that the client sends other packets before sending CONNECT packet and causes the crash

  Github PR: emqx/emqx#3476

emqx-auth-mnesia

Bug fixes:

• Support global ACL rules

  Github PR: emqx/emqx-auth-mnesia#13

emqx-rule-engine

Bug fixes:

• Fix the issue of not being able to import rules when resources are not available, and the issue of not being able to enable in some cases after importing rules

  Github Commit: emqx-rule-engine#582de5

emqx-rel

Enhancements:

• Support comment configuration items when running EMQ X through Docker

  Github PR: emqx/emqx-rel#508

emqx-extension-java-sdk

Enhancements:

• Add Java SDK for multi-language extension

  Github Repository: emqx/emqx-extension-java-sdk

emqx-extension-python-sdk

Enhancements:

• Add Python SDK for multi-language extension

  Github Repository: emqx/emqx-extension-python-sdk