Security · 1h ago
15 Free Security Tools for 2026: From Nmap to Suricata
A roundup of 15 free and open-source security tools for 2026 covers network scanning, web app testing, password auditing, and more. Tools include Nmap, Wireshark, Burp Suite Community, OWASP ZAP, Metasploit, John the Ripper, Hashcat, Nuclei, Trivy, Uptime Kuma, Fail2ban, CrowdSec, Lynis, OpenVAS, and Suricata. All are personally tested by the author and available for Linux, macOS, or Windows.
Meridian48 take
The list is solid but lacks newer tools like AI-driven security scanners; still a useful starting point for budget-conscious sysadmins.
security-toolsopen-source