No matter how you like to participate in developer communities, Pulumi wants to meet you there. If you want to meet other Pulumi users to share use-cases and best practices, contribute code or documentation, see us at an event, or just tell a story about something cool you did with Pulumi, you are part of our community.

Pulumi Community

I asked that via mail but this might be the better place for an answer so that others can learn about it, too…

Got an answer in the meantime. Participating with an own account / local setup is feasible, but there will also be a limited amount of free AWS accounts for the first 100 attendees.