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

UNIX-like reverse engineering framework and command-line toolset

Open Source Flight Controller Firmware

Leaked Mirai Source Code for Research/IoC Development Purposes

The seL4 microkernel

INAV: Navigation-enabled flight control software

libfaketime modifies the system time for a single application

The VESC motor control firmware

syslog-ng is an enhanced log daemon, supporting a wide range of input and output methods: syslog, unstructured text, queueing, SQL & NoSQL.

CTF Field Guide

Source code for Apache/mod_wsgi.

CoffeeCatch, a tiny native POSIX signal catcher (especially useful for JNI code on Android/Dalvik)

An Operating Function

Streaming regular expression replacement in response bodies

Raven Long Range System

Firmware for the ROSflight autopilot

Open source ESC firmware.

Arduino Library to receive Pixhawk sensor's data.

a uWSGI plugin exposing offloaded realtime features like SSE, socket.io and media streaming

A packer that uses LLVM's support for just-in-time compilation to store encrypted LLVM bitcode into ELF files.

Fast, clean and well tested.