Some of my projects:
SARA - stackable linux security module
tizian - better chrooting with containers (for educational purposes)
Other interesting stuff:
MTPwn - PoC exploit for arbitrary file read/write in locked Samsung Android device via MTP (SVE-2017-10086).
SimpleNice - Simple and nice theme for Pelican. It's the one used here.
charpax - T-shirts and hoodies for techies