Popular Cybersecurity Tools
The most upvoted cybersecurity tools on CybersecTools, ranked by community votes from security professionals rather than vendor spend. Popularity is not a substitute for fit, but it is a useful signal of what your peers rate highly and where the market is consolidating. Treat it as a starting shortlist, then dig into the categories that actually matter for your stack.
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Real-time OSINT monitoring for leaked credentials, data, and infrastructure
A threat intelligence aggregation service that consolidates and summarizes security updates from multiple sources to provide comprehensive cybersecurity situational awareness.
AI security assurance platform for red-teaming, guardrails & compliance
Cybersecurity reporting solution that automates and standardizes report generation
Bash script for blocking domain access on Linux via iptables/ip6tables rules
BloodHound is a Javascript web application that uses graph theory to analyze Active Directory and Azure environments, revealing hidden relationships and potential attack paths through visual mapping.
MCP server enabling AI agents to autonomously run 150+ security tools
Fix-first AppSec powered by agentic remediation, covering SCA, SAST & secrets.
A tiered cyber threat intelligence service providing detection rules from public repositories with varying levels of analysis, processing, and guidance for security teams.
An open-source application firewall that monitors network traffic with custom rules
Open-source GRC platform for cyber security program management and compliance
SAST tool that detects logical flaws and business logic vulnerabilities
Breach data search engine for credential lookup, monitoring & WHOIS intel.
Wazuh is an open-source security platform offering unified XDR and SIEM protection for endpoints and cloud workloads, integrating various security functions into a single architecture.
OpenVAS is an open-source vulnerability scanner that provides extensive testing capabilities for identifying security weaknesses in networks and systems.
IGA platform automating access certifications, compliance, and identity governance.
Local pentest lab using docker compose to spin up victim and attacker services.
Stixview is a JS library for embeddable interactive STIX2 graphs, aiming to bridge the gap between CTI stories and structured CTI snapshots.
An educational repository providing structured lab materials and scripts for learning container technologies and their internal mechanisms.
