I've just asked live support on their site and this is what they said:
me: Hello Tom
Tom-AH2221: Thank you, how may I help you today?
me: I have a few questions.
me: The first one is a curiousity question - what software do you use for your FAQ/support articles?
Tom-AH2221: We are using
Tom-AH2221: PHP scripts designed in house team..
me: So they are not commercially available?
me: is that yes as in they are available?
Tom-AH2221: It is not available for commercial use.
me: ok. damn!
me: Thanks anyway!
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