#1Tools for blue team, defensive security, and threat protection.
Kitploit recommended

Open-source network IDS/IPS/NSM engine for real-time traffic inspection, intrusion detection and prevention, protocol analysis, and rule-based threat…
Generates HTML smuggling pages that embed and reconstruct files client-side via JavaScript, with payload encoding, chunking, obfuscation, and…

C2 server fingerprinter — Cobalt Strike, Sliver, Mythic, Havoc, Brute Ratel

Autonomous Rust endpoint security agent combining Ring-0 Windows driver and Linux eBPF pre-execution blocking, YARA detection, MITRE ATT&CK mapping,…

Obfuscates JavaScript and Node.js code with variable renaming, string encryption, control flow flattening, and anti-debugging to protect source code…

Open-source platform to secure and manage endpoints via MDM, patch management, software deployment, and osquery-powered visibility with compliance…

Autonomous red-team engagement platform with MITRE ATT&CK module orchestration, DAG attack-path solving, OPSEC controls, encrypted credential vault,…

Cowrie SSH/Telnet Honeypot https://docs.cowrie.org/

shell script protector (obfuscation, embedded interpreter, DRM) - invisible to kernel tracing

Windows-first desktop oversight for AI agents: live monitoring, local security reviews, token usage, audit reports and opt-in action policies/MCP…

NVR with realtime local object detection for IP cameras

Open-source security monitoring platform for threat hunting, intrusion detection, log management, incident response, and endpoint visibility with…

Buildless dependency auditor that scans 10 ecosystems offline, reporting CVEs prioritized by CISA KEV and EPSS, EOL packages, licenses, committed…

Python library for adversarial machine learning security, enabling red and blue teams to run evasion, poisoning, extraction, and inference attacks…

Open-source gateway that secures, governs, and observes AI agents' MCP tool calls and LLM traffic, with API-key authentication and an admin console…

A lightweight, cryptography-powered, open-source toolkit built to enforce Zero Trust security for infrastructure, applications, and data in the…

DOMPurify - a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMPurify works with a secure default, but offers a lot of…

Proof-of-concept exploiting a Fortinet fortimon3_74.sys kernel driver flaw to bypass PPL and terminate protected processes like lsass.exe via an…