You could have downloaded ProgBar 0.3 for Mac from our application library for free. This free Mac application is an intellectual property of Spork Software. ProgBar for Mac relates to Developer Tools.
From the developer:
ProgBar is a freeware background application for AppleScripters. It allows a scripter to display a progress bar for user feedback while a script is running. Very useful for displaying file and/or folders names when recursing through scripted file processes, that sort of thing
You may want to check out more Mac applications, such as wxFormBuilder, TopCoder UML Tool or Jaxe, which might be related to ProgBar.