One of the main features of Hostsight is the availability of the RTL version.
For its activation you need to find and uncomment the following code in the page layout:
<!--Styles for RTL--><!--<link rel="stylesheet" type="text/css" href="css/rtl.css">-->to get it look like this:
<!--Styles for RTL--><link rel="stylesheet" type="text/css" href="css/rtl.css">