Here's a guide to quickly and easily adding exciting, colorful lighting effects to your props. Using the accelerometer, speaker, and NeoPixel LEDs built into the Circuit Playground, you can have sounds and lights for idle animations, along with two different effects triggered by waving and striking your foam sword, cosplay blaster, magic wand, and more.
Kali is a security and penetration testing distribution, preloaded with a wide range of network tools and other utilities. If you'd like to use it on a Raspberry Pi with the PiTFT display, there's only one real problem: It uses a custom kernel which doesn't presently include all the stuff you need to use the PiTFT as a touchscreen. We'll go over the basics of an install and remedy the kernel situation.
One of the more noticeable limitations of the Raspberry Pi is using an SD card for its main storage. This guide details hooking up an external drive, copying your root filesystem to it, and configuring the kernel to treat the external drive as root. It includes a helper script which automates most of these steps.