RoboHELP 5

RoboHELP 5.0, also known as RoboHELP Classic 5.0, was the 5th major version of the RoboHelp authoring tool, released in late 1997 by Blue Sky Software. It was also available as part of WinHelp Office 5.

Version 5.5
RoboHELP 5.5 began shipping on March 16, 1998. WinHelp Office was renamed to RoboHELP Office 5.5, which also included RoboHTML.