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.
BornHack 2026 Badge
Cyber Ægg LoRa mesh badge
BornHack 2026 is documented by Badge.Team as the Cyber Ægg egg-shaped badge: nRF52840/NFC, SX1262 LoRa, 1.54-inch black/red/white e-paper, tri-colour visuals, QWIIC, USB-C, and BornPets, with open Codeberg hardware and firmware links.