@dosnostalgic Wow. This would be something similar to Scratch?
@dosnostalgic Also, finding information about this is hard. The names of the company and product are not great for searching.
@dosnostalgic I found this, which suggests it was just a UI designer.
https://books.google.com.sg/books?id=QDoEAAAAMBAJ&pg=PT19&lpg=PT19&dq=%22matrix+software%22+%22layout%22&source=bl&ots=3XIM838ptC&sig=ACfU3U0wEhfHLloti-q72YKRzzuDgZ7tPg&hl=en&sa=X&ved=2ahUKEwidmpjOsL_pAhW58HMBHZIgDLkQ6AEwDnoECAYQAQ#v=onepage&q=%22matrix%20software%22%20%22layout%22&f=false
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