Year
Hacker conference badges documented for 2022, sorted by country.
Simple LED and SAO-header soldering badge
A CrikeyCon 8 conference badge with a documented simple LED circuit, soldering workflow, three blue 1206 LEDs, current-limiting resistors, optional coin-cell holder, and 2x3 Simple Add-On header power path.
Updated SwagBadge, FPGA SAOs, and Rockling hardware-kit trail
linux.conf.au 2022's Open Hardware Miniconf publicly documented hardware kits, an updated LCA2022 SwagBadge, two SAOs, a Rockling FPGA audio processor, Theremin and Party Button SAOs, and a hardware-design session for the OHMC2022 Rockling and Swag Badge.
ESP32-WROVER badge with GameOn and Time Blaster
A Fri3d badge with ESP32-WROVER, 240x240 color display, IR receiver, accelerometer, buttons, and a documented add-on ecosystem.
Wooden-PCB NE555 wrapped-wire badge
A deliberately old-school H2HC 2022 badge built as a wooden PCB with large components, wrapped wire, an NE555 clock signal, and blinking LEDs.
ESP32 return-to-hallway badge with SAO hardware archive
NorthSec 2022 now has a source-backed badge record from NorthSec's official past-editions page and the public nsec-badge archive: an ESP32 WROOM32 electronic badge with CH340C USB serial, MCP73831 LiPo charging, AP2112 3.3 V regulation, twenty-four WS2811/5050 RGB LEDs, 0805 status LEDs, production Gerbers, BOM files, challenge image assets, and multiple SAO hardware directories.
RP2040 CircuitPython gaming badge
A game-controller-shaped BornHack badge built around RP2040, CircuitPython, a color LCD, and expansion connectors.
Estonian Security BSides participant badge and soldering project
A source-backed Estonian Security BSides badge record: the official BSides Tallinn 2022 page says each participant received a special legacy-theme badge that was also a DIY soldering project with custom configurations.
On-site printed and laminated attendee badge
A source-backed non-electronic GPN20 attendee-badge record anchored by the Entropia wiki workflow for printing and laminating badges at the infodesk.
ESP32-C3 electronic badge for Hacking in Parallel
The Hacking in Parallel Berlin attendee badge was an ESP32-C3 electronic badge with RGB LEDs, USB-C Serial/JTAG, battery charging, NFC/I2C storage, SAO/I2C expansion, buttons, and RIOT OS board support.
Badge.Team-powered conference badge record
A conservative TROOPERS22 badge record anchored by Badge.Team's public PID/code entry for Troopers 2022 badges and the official TROOPERS22 event context.
Ticket ID and campsite check-in record
A conservative non-electronic Camp++ 2022 record for attendee identity: the official camp pages document the tenth H.A.C.K. camp at Fényes Camping in Tata, ticket registration, random ticket IDs checked by campsite reception, certificate checksum verification, and government-issued identification for arrival at the campsite.
ESP32-C3 dragon-sphere camp badge
A Cyber Saiyan-designed ESP32-C3 badge for RomHack Camp 2022, with seven RGB LEDs, BLE badge discovery, schedule screens, WiFi/AP functions, snake, a 2.4 inch TFT, two rear buttons, and AA battery power.
Wristband, hackerpassport stamp, and goodie-bag record
A conservative non-electronic HaxoGreen 2022 record for attendee identity and camp artifacts: the wiki documents required wristbands, infodesk pickup, hackerpassport stamps, and goodie bags.
RP2040 audio, microphone, LEDs, and EdgeImpulse badge
BugCON 2022's Electronic Cats badge repository documents an RP2040 electronic badge for BugCON 2022 CDMX with USB serial access, LEDs, microphone, buzzer or speaker, a small machine-learning trail through EdgeImpulse, Arduino Mbed programming notes, KiCad hardware files, and Blink/AudioWAV firmware examples.
ESP32, RP2040, FPGA game-console badge
A game-console-shaped badge with ESP32, RP2040 board management, iCE40 FPGA graphics, Bosch sensors, BadgePython, Hatchery apps, SAO/Qwiic/PMOD expansion, and WebUSB FPGA workflows.
Second sticker-backed Kākācon puzzle trail
The organizer walkthrough for Kākācon 2022 documents the second Kākācon badge challenge, again using the back of the event sticker as the puzzle entry point.
Blinky Gothenburg tram badge
A conservative first-pass record for Security Fest's 2022 tram-inspired badge, remembered in later badge writeups as a fun blinky object inspired by Gothenburg trams with a Rickroll reference.
EMF 2022 badge
The EMF 2022 badge, renamed TiDAL, with MicroPython app development and a software repository for badge apps and API proxy services.
Arduino-programmable rubber-ducky badge
The BSidesSF 2022 Hardware Village badge is a source-backed pre-assembled badge distributed in limited quantities to village participants for Arduino-programmable rubber-ducky experiments.
Pre-order merch-bundle Conference PCB Badge
CarolinaCon Online 2's official pages advertised a merch bundle containing a CarolinaCon T-shirt, shot glass, sticker, and Conference PCB Badge, with pre-orders closing on the last day of the April 29-May 1, 2022 online conference.
MK Factor musical keyboard badge
An MK Factor official DEF CON 30 musical badge with Raspberry Pi Pico/RP2040-class hardware, a playable keyboard, display, speaker, audio input/output behavior, boot-mode and mass-storage update paths, and a music-and-pop-culture badge challenge spread across nine badge variants.
Front-panel 4-bit computer badge with 272 LEDs
The 2022 Hackaday Supercon 6 badge, also documented as Voja4, was a front-panel-style 4-bit computer badge designed by Voja Antonic and implemented on a PIC24FJ256GA704 with 272 LEDs, direct button programming, serial save/load, internal flash storage, SAO serial expansion, and a public assembler/emulator/tooling archive.
ESP8266 watch-badge firmware archive
Kernelcon's 2022 Watch Badge is preserved through its public firmware repository, which documents the kernelcon_watch_v4 firmware, generic ESP8266 core targeting, Arduino IDE build path, hard-coded Wi-Fi configuration, and deauther-software lineage.
Pico-era firmware with LCD, IR, D-pad, rotary encoder, and simulator
HackRVA's public RVAsec 2022 repository documents badge firmware for hardware and simulator targets, with RP2040/Pico SDK build flow, LCD display, three-color LED, D-pad, IR transmit/receive, rotary encoder, UF2 flashing, CLI startup path, and app/game framework.
Circular global-surveillance badge
Recon Village's DEF CON 30 badge entry, The Radar Badge, was a circular radar-themed badge with a world-map overlay, teal and emerald styling, compass markings, and coordinate markings.
Official, sponsor, community, and personal MiniBadge assembly-guide set
The SAINTCON 2022 MiniBadge Assembly Guide preserves a broad MiniBadge ecosystem: official community and status badges, sponsor badges, personal/trading badges, acquisition notes, rarity/difficulty labels, and assembly instructions for through-hole, SMD, RFID, motorized, and programmed badge variants.
OlyMEGA light-sensing LED spider badge
ToorCamp 2022's badge is documented by an official badge-talk session and assembly PDF as an OlyMEGA-built soldering badge: four LEDs forming spider eyes, a photocell, potentiometer, MOSFET, slide switch, resistors, and a battery holder whose circuit lights the eyes in darkness.