If you know what the proposed design is for your system, can't you simply google search for the field names and tables there and see if you find something strangely similar?
Still looking. See, one of the tables is named AttendanceProductionType, and when I search it over the net, I get many results related to Tally. But that would not be enough since he claims that his design was inspired by tally, and he thoroughly studied the software while he was designing. But whenever I ask him a question regarding some aspect of his design, he says that he will get back to me