
osquery
SQL powered operating system instrumentation, monitoring, and analytics.

SQL powered operating system instrumentation, monitoring, and analytics.

Open Cyber Threat Intelligence Platform


Zeek is a powerful network analysis framework that is much different from the typical IDS you may know.

Real-time malicious traffic detection system using public blacklists, static malware trails, and heuristic analysis to identify threats across DNS,…


Dockerized mail server suite with Postfix, Dovecot, Rspamd, and ClamAV. Provides secure email hosting with integrated spam filtering, antivirus, and…

mboxShell. Fast terminal viewer for MBOX files of any size. Open, search and export emails from Gmail Takeout backups (50GB+) without loading them…

Open-source network IDS/IPS/NSM engine for real-time traffic inspection, intrusion detection and prevention, protocol analysis, and rule-based threat…

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

A complete guide and workflow for integrating Agile sprints with DevOps CI/CD pipelines.

Real-time cloud-native runtime security agent for Linux that monitors syscalls and container/Kubernetes metadata to detect anomalous behavior and…

Automation to assess the state of your M365 tenant against CISA's baselines

Paperweight scans your inbox to map your digital footprint, then helps you take back control and delete your data. Local-first and open source.

Advisory and detection guidance for CVE-2026-73570, an unauthenticated OS command injection in Zimbra SNMP notification processing leading to remote…

The exploit server for out-of-band findings. Point a target at a domain you own. Every HTTP request and every email it sends back lands in a…

290+ Automated checks across 14 compliance frameworks, interactive HTML report, no data leaves your machine.

MISP (core software) - Open Source Threat Intelligence and Sharing Platform