
nmap
High-performance network discovery and security auditing tool with advanced port scanning, OS detection, service version detection, and scriptable…

High-performance network discovery and security auditing tool with advanced port scanning, OS detection, service version detection, and scriptable…


Portable DNS resolver in Rust — .numa local domains, ad blocking, developer overrides

Fast YAML-based vulnerability scanner with template-driven detection engine for automated security testing across web apps, APIs, networks, DNS, and…

Fast passive subdomain enumeration tool.

Python-based interactive packet manipulation library for forging, decoding, sending, capturing, and analyzing network packets across a wide range of…

Open Source Deep Packet Inspection Software Toolkit

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

Passive DNS server that detects exposed cloud storage buckets (AWS S3, GCP, Azure) by resolving DNS requests, tracing CNAME chains, and flagging…

dnsx is a fast and multi-purpose DNS toolkit allow to run multiple DNS queries of your choice with a list of user-supplied resolvers.

CLI MITM proxy that converts SOCKS4/SOCKS5 into HTTP/HTTPS/HTTP2/HTTP3 proxy with transparent TCP/UDP redirection, ARP/NDP/DNS spoofing, traffic…

The fastest and complete solution for domain recognition. Supports screenshoting, port scan, HTTP check, data import from other tools, subdomain…

Rust-based routing protocol suite implementing BGP, OSPF, IS-IS, RIP, and VRRP with YANG-modeled configuration, gNMI/gRPC automation, and built-in…

ioc2rpz is a place where threat intelligence meets DNS.

A high-performance DNS stub resolver for bulk lookups and reconnaissance (subdomain enumeration)

Fuzzing the Microsoft Windows DNS client library. Inspired by CVE-2026-41096.

Browser privacy-leak detector — eight detection modules, risk scoring, and per-account history, all in your browser.

Responder is a LLMNR, NBT-NS and MDNS poisoner, with built-in HTTP/SMB/MSSQL/FTP/LDAP rogue authentication server supporting NTLMv1/NTLMv2/LMv2,…