# JSF 2.3 JSF 2.3 is a maintained release, and a lots of small features are added. Compare to the previous 2.2, more effort focus on aligning with CDI specification. The advantage is more easy to use JSF with CDI in a Java EE 8 application, the disadvantage is the deeply integration with CDI will close doors to other DI container, such as Spring, you have to be stick on a old version. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://hantsy.gitbook.io/java-ee-8-by-example/jsf.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.