Code

• framespam - a tool for sending many frames from an IEEE 802.11 interface (Wi-Fi), mainly for the purpose of CTS frame based denial-of-service (DoS) attacks.
  Created and formerly published as part of Security Analysis of the IEEE 802.11 Standard (my Master's Thesis). GPLv2 license.

Scripts

• backup-rotate - delete oldest of files from a set, while keeping files which are below a simple threshold: age in days, number of files, or both.
  GPLv3+ license.

Win32asm

I used to publish tools written in Win32 assembly including source code under the nickname of crayzee.