
IPBan
Automated IP ban service that detects failed login attempts from event logs and files, blocking attackers on Windows and Linux via firewall…

Automated IP ban service that detects failed login attempts from event logs and files, blocking attackers on Windows and Linux via firewall…

IPv6Tools is a robust modular framework that enables the ability to visually audit an IPv6 enabled network.

FreeRDP is a free remote desktop protocol library and clients

ZoneMinder is a free, open source Closed-circuit television software application developed for Linux which supports IP, USB and Analog cameras.

PacketFence is a fully supported, trusted, Free and Open Source network access control (NAC) solution. Boasting an impressive feature set including a…

Real-time phishing & scam domain blocklist - 205k+ curated threats, 1M+ community, free API, multiple formats

Free and open NMAP NSE script to query vulnerabilities via the cve-search.org API.

OpenSSH Pre-Auth Double Free CVE-2023-25136 POC

Advanced Phishing Protection: Suricata rulesets open and free

Curated collection of 200+ cybersecurity interview questions and answers covering Red Team, Blue Team, Web Security, Incident Response, and network…

Free tool to connect private networks securely using encryption (AES/ChaCha20) with TLS authentication, supporting multi-platform remote access and…

Free BACnet/BMS vulnerability scanner for building automation systems. Detects CVE-2026-3611 (CVSS 10.0), CVE-2026-24060, and exposed HVAC/BAS…

Rail-OT-Protector (ROP) — free, open-source cybersecurity scanning tool for rail and transit OT/SCADA networks. PowerShell + Bash scanners for…

Scripts for: How to Build a Covert Pentesting Infrastructure Almost Free

Network-wide ads & trackers blocking DNS server

Open-source XDR and SIEM platform for threat detection, log analysis, file integrity monitoring, vulnerability assessment, and compliance management…

Testing TLS/SSL encryption anywhere on any port

Open-source macOS firewall that monitors and controls network connections, blocking unauthorized outbound and inbound traffic with per-application…