What's new in Camunda 8.9
Important changes in Camunda 8.9 you should consider when upgrading from Camunda 8.8.
Summary of important changes
Important changes introduced in Camunda 8.9 are summarized as follows:
| What's new/changed | Summary |
| Web Modeler | Migrated logging framework from Logback to Log4j2. |
info
- See release announcements and release notes for more detail on what's included in Camunda 8.9.
- Ready to upgrade? See the upgrade guides to learn more about upgrading from Camunda 8.8 to 8.9.
Web Modeler
Web Modeler's restapi component uses Apache Log4j 2 for logging instead of Logback.
You can now also change the log levels at runtime.
Are you affected by 8.9 Web Modeler changes?
The 8.9 changes to Web Modeler restapi component could affect your organization if you are in a Self-Managed environment and:
- You are using a custom Logback configuration.
- You are using any tools consuming the logs.
Upgrade guides
Camunda 8.9 lays the foundation for future releases. Upgrading ensures compatibility and provides access to enhanced features.
The following guides offer detailed information on how you can upgrade to Camunda 8.9.
| Guide | Description | Who is this guide for? |
| Self-Managed upgrade guide | Evaluate your infrastructure, understand operational changes, and choose the best update strategy for your environment. | Operations and platform administrators of Self-Managed installations. |
| APIs & tools upgrade guide | Plan and execute an upgrade from Camunda 8.8 to 8.9, focusing on API and tools transitions. |
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