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

UNIX-like reverse engineering framework and command-line toolset

GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.

H2O - the optimized HTTP/1, HTTP/2, HTTP/3 server

John the Ripper jumbo - advanced offline password cracker, which supports hundreds of hash and cipher types, and runs on many operating systems, CPUs, GPUs, and even some FPGAs

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

http request/response parser for c

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mysql-sniffer is a network traffic analyzer tool for mysql, it is developed by Qihoo DBA and infrastructure team

Annotated Nginx Source（中文）

TwinDB data recovery toolkit for MySQL/InnoDB

Top 10 Things To Do With GraalVM

A safe eval library based on WebAssembly and Duktape/QuickJS.

crunch wordlist generator from http://sourceforge.net/projects/crunch-wordlist/

A GUI typesetting display engine and cross platform GUI application development framework based on NodeJS/OpenGL

PDF Crack

A MPEG Program Stream muxer for GStreamer