My "first" Poser was a boxed copy of Poser 4 I purchased in 2000 I think. I still have it.

But there was already a Poser long before that. Here are the Poser 1 male, the Poser 2 Casual Child Hi and the Poser 3 Posette:

And here is a Poser 1 review still online from 1996:

https://www.wap.org/journal/poser/poser.html