You can have whether e-shop on demand (the simplest and free with userfriendly backend for editing products, which is based on our CMS with drag & drop images, and WYSIWYG editation),
or PrestaShop (open source base PHP and mySQL) supporting:
⦁ userfriendly backend (editing products),
⦁ support for downloadable products (virtual products),
⦁ verified coding for EXE products (=> EXE can be coded and opened after verification e.g. by a link sent onto e-mail).
For more information about our CMS (Content management system) and possible try eiting. (We can make you account for testing, and also links for more realised e-shop instances to easiest possibility negotiate your requirements.)