Boundary vs Little Snitch

HashiCorp Boundary is an open-source identity-based access management tool that provides secure remote access to hosts and services without exposing networks. It replaces traditional VPNs with identity-aware session brokering.

Little Snitch macOS firewall that monitors and filters outbound network connections on a per-application basis. It provides comprehensive features for security workflows. The tool is actively maintained with regular updates and strong community/vendor support.