A command line tool and library for transferring data with URL syntax, supporting DICT, FILE, FTP, FTPS, GOPHER, GOPHERS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, POP3, POP3S, RTMP, RTMPS, RTSP…

Command-line JSON processor

TLS/SSL and crypto library

TCP port scanner, spews SYN packets asynchronously, scanning entire Internet in under 5 minutes.

UNIX-like reverse engineering framework and command-line toolset

A little tool to play with Windows security

Nmap - the Network Mapper. Github mirror of official SVN repository.

Event notification library

Small and highly portable detection tests based on MITRE's ATT&CK.

The pattern matching swiss knife

ZMap is a fast single packet network scanner designed for Internet-wide network surveys.

A command-line based markdown presentation tool.

A standalone and lightweight C library

Fast and lightweight x86/x86-64 disassembler and code generation library

MachOView fork

strongSwan - IPsec-based VPN

pongoOS

sslscan tests SSL/TLS enabled services to discover supported cipher suites

Hardware backdoors in some x86 CPUs

Command line utility for inserting a dylib load command into a Mach-O binary

Automatically exported from code.google.com/p/netmap

Transparent SSL/TLS interception

LibreSSL Portable itself. This includes the build scaffold and compatibility layer that builds portable LibreSSL from the OpenBSD source code. Pull requests or patches sent to tech@openbsd.org are …

Nick's public libevent repository. The official repository is at https://github.com/libevent/libevent . NO PRS HERE PLEASE

Powerful Disassembler Library For x86/AMD64

Disassembler Library for x86 and x86-64

Filesystem monitor tool for Linux/Android iOS/macOS

Netflow processing tools

interprocess code injection for Mac OS X

Package management tool for FreeBSD. Help at #pkg on Libera Chat or pkg@FreeBSD.org