Tag dossier
Badge records tagged with RGB LED, across Australia, France, Japan, New Zealand, United States.
Sound-reactive RGB badge with MC56F8006 DSP
A Joe Grand / Grand Idea Studio electronic badge for DEF CON 17, built around a Freescale MC56F8006 16-bit digital signal controller, an amplified MEMS microphone, an RGB LED, wired multi-badge communication, and a static serial bootloader.
Electrolab Arduino Micro-compatible kit
A limited NDH2K15 electronic collector badge kit sold through the official Nuit du Hack store, described as Arduino Micro-compatible, USB-compatible, easy to program or hack, and developed by Electrolab.
Japanese cocktail-glass soldering-village PCB badge
AVTOKYO 2019's hardware soldering village used a cocktail-glass-shaped blinky PCB badge designed around AVTOKYO's no drink, no hack motto, transparent non-masked PCB areas, RGB flashing LEDs, reverse-mounted LED experimentation, CR2032 coin-cell power, and beginner soldering participation.
Japanese Halloween soldering-village PCB badge
CODE BLUE 2019's first hardware soldering village used a simple Halloween-themed blinky PCB badge, built around a custom PCB, RGB and 1206 LEDs, CR2032 coin-cell holder, CR2032 battery, transparent unmasked PCB smile, and normal or reverse LED soldering options.
ATtiny2313 Blade Runner badge with ESP32CAM add-on path
LayerOne 2019's electronic badge used a Blade Runner / Voight-Kampff theme around a small ATtiny2313 LED-and-button badge, with Hackaday documenting optional add-on boards including an ESP32CAM eye/face-recognition module for the badge's test-of-humanity behavior.
ATtiny841 soldering badge with colored and RGB LEDs
The WOPR Summit 0x00 badge was an attendee-assembled electronic badge for the inaugural Atlantic City conference. Hackaday documents a WarGames/WOPR-inspired board with a dozen colored LEDs, eight RGB LEDs, through-hole LEDs and resistors, battery holders, and an ATtiny841 controller, while Russell Handorf's build guide preserves the soldering and staff-flashing workflow.
Hybrid-year badge with SAMD21, ESP32, e-paper, LEDs, and firmware restoration flow
BSides Canberra 2021 is source-backed by the official event page, an attendee production note, public firmware repository, schematic mirror, and Mos & Boo badge-hacking writeups documenting a shipped electronic badge with SAMD21, ESP32-PICO-D4, e-paper display, LEDs, capacitive touch, and firmware reflashing workflow.
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.