Have you used any tool or library called Suricat in your projects?

Suricat is not a widely known tool or library in the field of DevOps. It might have been meant to refer to Suricata — a popular IDS/IPS (Intrusion Detection and Prevention System) for network security.

If it's about Suricata, then yes, this tool is used for monitoring network traffic, intrusion detection, and packet analysis.

If Suricat is an internal or little-known tool, then it is usually not used in public projects.