Category
page 1Software help

GNU Info
stand-alone program, part of the Texinfo distribution, which is used to view Info files on a text terminal
man page
electronic documentation file format
JavaHelp
JavaHelp is both an application and a format for online help files that can be displayed by the JavaHelp browser. It is written in Java, and is mainly used in Java applications. It can be used for any application and it does require the overhead of the JRE to load.