FgScanner has been included in BlackArch Linux. What is BlackArch Linux ?
“BlackArch Linux is a lightweight expansion to Arch Linux for penetration testers and security researchers.
The repository contains 1059 tools. You can install tools individually or in groups. BlackArch is compatible with existing Arch installs. For more information, see the installation instructions. Please note that although BlackArch is past the beta stage, it is still a relatively new project. To report bugs and request new tools, please visit the issue tracker on Github, stop by IRC, or email us.”