# javadoc > Generate Java API documentation in HTML format from source code. > More information: <https://docs.oracle.com/en/java/javase/20/docs/specs/man/javadoc.html>. - Generate documentation for Java source code and save the result in a directory: `javadoc -d {{path/to/directory/}} {{path/to/java_source_code}}` - Generate documentation with a specific encoding: `javadoc -docencoding {{UTF-8}} {{path/to/java_source_code}}` - Generate documentation excluding some packages: `javadoc -exclude {{package_list}} {{path/to/java_source_code}}`