IBM WebSphere is a family of enterprise Java runtimes used in regulated and large-scale environments. It includes both WebSphere Application Server Traditional and WebSphere Liberty.
- WebSphere Application Server (Traditional, as of 2026-02-12): 9.0.5.26
- WebSphere Liberty (as of 2026-02-12): 26.0.0.1
- Enterprise environments with IBM ecosystem requirements.
- Mission-critical Java workloads requiring commercial support.
- Organizations standardizing on supported middleware lifecycles.
- Strong enterprise integration and operational tooling.
- Commercial support and security/fixpack lifecycle.
- Liberty runtime option for modern, lighter deployments.
How to set up IBM WebSphere
¶ History and References