You could do it similar to one of those online book parties where you have a host make an event page on FB to keep everyone together. You can do raffles and trivia, or other online Baby games like take selfie as a baby or something. Probably could check out Pinterest.

You can still do a at home shower, but then live stream it with them so they could watch you open the packages.

Yeah do a registry! You can also make a thank you video and send it to them via text, email, social media, whatever they use.

Registry I know about I should’ve rephrase: creative ways to make the “shower” more fun long distance

Make an amazon registry and they can pick from the list and ship it directly to you .