# The JavaHelp 2.0 Release

This chapter describes the contents of the JavaHelp 2.0 release. In addition to the JavaHelp system libraries, the release contains a variety of demos, examples, and documentation.

How you explore and use the release depends on your interests. For example:

| If you are a developer interested in adding the JavaHelp system to an application, you might: Run the demonstration programs and examine the source code for those programs. Read the chapters of the JavaHelp System User's Guide that pertain to developers, especially Programming with the JavaHelp System. Review the specification and the APIs.
| If you are an online help author you might: Run the demonstration programs. Read the chapters of the JavaHelp System User's Guide that pertain to help authors, especially Authoring Help Information. Examine the sample helpsets. Create a helpset and view it using the `hsviewer` command.