From LQWiki

Xman is an X Window System Manual browsing tool.Users can study a system manual pages using a mouse.Also,which gives a feature of sections,there by users can easily identify their manual page.

Simply, it is a front end to the man command.

sections

• User Commands(1)
• System Calls(2)
• Subroutines(3)
• Devices(4)
• File Formats(5)
• Games(6)
• Misc(7)
• System Administration(8)
• kernel(9)

See also

• man man
• khelpcenter from kde
• man:/ and info:/ in konqueror browser
• info
• http://man-wiki.net/