For Windows, you can install using the installer. This program installs the following software.
FlowDesigner for HARK
HARK-Python(for Python27 32bit)
First, run the windows installer of HARK, which you can find on HARK web page. If your OS is Windows 8, right click the installer, and select Run as administrator. Then, the installation of the HARK begins. If you agree the license, click the Next button. The installation will proceed. Similarly, you can install HARK, Flowdesigner, HARK-SSS, HARK-Python, HARK-Julius, WIOS, and Kaldi.