v1.6.1

• Patched incorrect malloc() length calculation after strlen(), raising a
  warning: '__builtin_sprintf' may write a terminating nul past the end of the destination [-Wformat-overflow=]

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• gztool-linux.aarch64 : executable for linux Ubuntu on ARM 64 bits
• gztool-linux.x86_64 : executable for linux Ubuntu on x86 64 bits
• gztool-Windows.x86_64.exe : executable for Windows on x86 64 bits

Please, note that there are packages available for Debian/Ubuntu systems on all hardware platforms:
sudo add-apt-repository ppa:roberto.s.galende/gztool
sudo apt-get update
sudo apt-get install gztool