Downloading fb2pdf 1.0 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available. The actual developer of this free Mac application is krokodil. The most popular version of the application is 1.0.
The software relates to Audio & Video Tools. Fb2-spotlight-plugin-1.0.zip is the common file name to indicate the fb2pdf installer. We recommend checking the downloaded files with any free antivirus. You can launch this free program on Mac OS X 10.4 or later. The bundle id for this app is org.zerolab.net.fb2pdf.
From the developer:
With this program the user can convert FB2 ebooks to PDF format, especially suitable for Sony Reader.The goal is to develop a command line utility and web service which allows to convert books in popular FB2 format to PDF.
PDF will be formatted for Sony Reader (Libre) and potentially to other devices.
You may want to check out more software for Mac, such as MFilter, Aiseesoft WMV Converter for Mac or AkBrowser, which might be related to fb2pdf.