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What Does Glassfish Do?

Chloe Bennett • Oct 11, 2026 • 6 min read

What Does Glassfish Do?

Overview. GlassFish is the Eclipse implementation of Jakarta EE (formerly the reference implementation from Oracle) and as such supports EJB, JPA, JSF, JMS, RMI, JSP, servlets, etc. This allows developers to create enterprise applications that are portable and scalable, and that integrate with legacy technologies.

What is GlassFish used for?

GlassFish is an Application Server which can also be used as a Web Server (Http Server). A web Server means: Handling HTTP requests (usually from browsers). A Servlet Container (e.g. Tomcat) means: It can handle servlets & JSP.

Why we are using GlassFish server any reason?

It's a server that you can run and test your web applications on. ... A great thing about GlassFish is that you can run it on a single machine for testing and development and it allows non-java developers to access our Java server application via web services (we can sell Java to non-Java users!).

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Chloe Bennett

Chloe Bennett explores the intersection of pop culture, streaming entertainment, digital trends, and contemporary lifestyle. Her weekly commentary reaches thousands of culture enthusiasts.