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

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

Draw.io libraries for threat modeling diagrams

Open-source YAML rule set for detecting and preventing email attacks including BEC, credential phishing, malware, and supporting threat hunting.

Open Vulnerability Intelligence platform, aggregated intel in one dashboard, with correlation and IOC lookups, completely self hosted. All resources…

A free utility that finds malware, adware and other security threats

Non-destructive detector for CVE-2026-64638 (XSS2Shell) — WordPress pre-auth XSS reflection primitive

Lightweight scanner that detects vulnerable Log4j versions and Log4Shell (CVE-2021-44228) indicators in a filesystem tree.

An open source threat modeling tool from OWASP

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

A Feature Rich Modular Malware Configuration Extraction Utility for MalDuck

Tracking PinTheft (CVE-2026-43494, CVE-2026-43502), the RDS zerocopy double-free privilege escalation

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

GlobaLeaks is a free and open-source whistleblowing software enabling anyone to easily set up and maintain a secure reporting platform.

Real-time phishing & scam domain blocklist - 208k+ curated threats, 1M+ community, free API, multiple formats

Protect against malicious code installed via npm, yarn, pnpm, npx, pnpx, pip, uv and poetry with Aikido Safe Chain. Free to use, no tokens required.

Tool and framework for securely reading untrusted USB mass storage devices.

Advanced Phishing Protection: Suricata rulesets open and free