WebSphere Application Server

Robust and secure

IBM WebSphere Application Server (WAS) is a robust, enterprise-grade Java application server designed to run and manage Java EE applications at scale. It provides a secure and high-performance runtime environment for deploying mission-critical applications across on-premises, cloud, and hybrid infrastructures. WAS is now part of Enterprise Application Runtimes and the JSphere Suite for Java.

Benefits

Enterprise-Grade reliability and performance

Support for workloads running in VMs and containers, on inhouse servers, bare metal, and/or cloud environments

Trusted by enterprises: a cornerstone in many industries (finance, healthcare, government) for decades

Strong ecosystem and support network

Use cases

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Build, manage, and run mission critical applications

Host your mission-critical monolithic Java EE applications. WebSphere Application Server offers full support for Java EE 8 and earlier specifications, high performance, and reliability for large-scale enterprise apps.

Explore WAS documentation

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Application modernization

Reduce modernization risks with tools that automate the discovery, planning, and execution of migration to a modern runtime environment, like Liberty. Explore the options and benefits available in the JSphere Suite for Java portfolio.

Explore JSphere Suite for Java

Move workloads to containers

Existing WebSphere Application Server applications can be easily migrated to run in containers. WAS in containers provides an easy path to the cloud, containerized deployments and modern Java SE and Java/Jakarta EE versions in Liberty.

Explore WAS in containers

Take the next step

Accelerate developer efficiency and reduce technical debt with IBM WebSphere Liberty.

Explore Application Modernization Accelerator (AMA)

WebSphere Application Server documentation

Related offerings

IBM WebSphere Liberty

Enterprise Application Service for Java (EASeJ)

Modernized Runtime Extension for Java (MoRE)

Application Modernization Accelerator (AMA)

WebSphere Application Server Network Deployment (WAS-ND) documentation