Next-Generation Intrusion Prevention System (NGIPS) - Cisco Firepower NGIPS (Next-Generation IPS) provides contextual awareness, security intelligence, and advanced threat protection against attacks and malware.

EarMaster - Professional software for ear training and practical music theory on Windows and Mac.

Suricata - Suricata is a high performance Network IDS, IPS and Network Security Monitoring engine.

Meludia - Listening exercises and to sharpen your ear and music theory skills

Zeek - Buy and sell gift vouchers

GNU Solfege - GNU Solfege is free music education software.