The 1.0 version of PDFLight for Mac is available as a free download on our website. The software is included in Productivity Tools. This free Mac application was originally produced by DALIM SOFTWARE GmbH.
From the developer:
PDFLight is a PDF optimization utility for Mac users.
You may want to check out more software for Mac, such as 3dissue, MacAppStuff Notes or Blurb Tally, which might be related to PDFLight.