BornHack 2024 Badge
ESP32-C3 POV badge
An ESP32-C3-oriented BornHack badge with public firmware links, POV hardware files, Rust examples, workshop firmware, and a 3D-printable case branch.
Tag dossier
Rust
Badge records tagged with Rust, across Denmark, New Zealand, United States.
CHCon 2025 Badge
ESP32-C3 pukeko badge with OLED, RGB LEDs, Rust VM, and Minecraft server
CHCon 2025's attendee badge was a custom circuit-board badge with an ESP32-C3, SSD1306 128x64 OLED, 24 WS2812 RGB LEDs, USB Serial JTAG shell access, bare-metal Rust firmware, a stack-based pattern VM, and a Minecraft 1.21.4 challenge server.
Maritime Hacking Village DC33 Differential Destroyer
Pico 2 maritime bus and voltage-glitching badge
The Differential Destroyer was Maritime Hacking Village's official DEF CON 33 badge, published as an OSHWA-certified open hardware platform for maritime bus work, scripting, signal interaction, and experimental voltage glitching.