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

When my project has multiple VPC’s, shall I use stack per VPC or it’s better to create all VPC’s in one stack?

really depends on your needs. Will the VPCs be deployed to multiple regions and managed separately?

One region and most likely managed not separately.