This official extension integrates ZenUML directly into all JetBrains IDEs. It supports ZenUML diagram files with the extensions .z, .zen and .zenuml.

The editor uses an offline version of ZenUML renderer, therefore it works without an internet connection and content stays local in your IDE.

Free

• Full support of ZenUML DSL

  • Sync and Async messages

  • Creation, Return/Reply messages

  • Alt, Loop, Par, try/catch/finally fragments

• Live preview of your diagrams

• Cloud and other common icons (EC2, Lambda, Database, Boundary, etc.)

Paid

Generate ZenUML diagram from Java code only on Intellij IDEA.

Plugin Page

ZenUML Support - IntelliJ IDEs Plugin | Marketplace