You're welcome to use this repository as the starting point for your own developments. If you've found and fixed a bug or ported to a new language and you'd like to share, please submit a pull request to this repository so it can be considered for inclusion.
Sadly, as the original author John Walker is no longer with us, it apears no one is maintaining his github repository of fbench code. So, this clone of his repository is taking contributions. I have no plans for grand changes, just extending the existing code base.