Yes, that was an early, messy development and led to a good discussion that clarified things I think. Starting here: ClassicCommerce or Classic Commerce? Status as a research plugin? - #9 by anon71687268
We will be putting the lid back on that can at some stage and I hope not too many worms get out. 
But I agree that it would be ideal to have one central place where you can search for plugins, download them and get support.