Presented here is a curated selection of noteworthy open-source cybersecurity solutions that have drawn recognition for their ability to enhance security postures across diverse settings. BlacksmithAI: Open-source AI-powered penetration testing framework BlacksmithAI is an open-source penetration testing framework that uses multiple AI agents to execute different stages of a security assessment lifecycle. BlacksmithAI runs as a hierarchical system in which an orchestrator coordinates task execution across specialized agents. mquire: Open-source Linux memory forensics tool Linux … More → The post Hottest cybersecurity open-source tools of the month: March 2026 appeared first on Help Net Security .