MCU platform
The Raspberry Pi RP2040 is the modern dual-core ARM badge platform of choice, favored for its USB mass-storage UF2 flashing, generous PIO state machines, and broad MicroPython support.
RP2040 New Normal macro-pad badge
An MK Factor official DEF CON 29 electronic badge built around Raspberry Pi's RP2040, a 1.8-inch LCD, six-button D-pad surface, SAO connectors, USB-C, speaker, coin-cell plus USB power behavior, UF2 firmware updates, HID macro-pad mode, and a New Normal challenge path.
RP2040 CircuitPython gaming badge
A game-controller-shaped BornHack badge built around RP2040, CircuitPython, a color LCD, and expansion connectors.
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.
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.
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.
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.
NFC reader and tag badge pair
A two-badge NFC year: one tag badge using NXP NTAG I2C Plus and one RP2040 reader badge using NXP PN7150 with card-emulation capability.
Resistance-themed ESP32-S3 and RP2040 official badge
BugCON 2023's Electronic Cats repository documents the official resistance-themed BugCON 2023 badge with an ESP32S3 or RP2040 platform statement, UART, Bluetooth and Wi-Fi on ESP32S3, AA battery support, public Arduino firmware, GPL-3.0 software licensing, CERN-OHL v1.2 hardware licensing, and KiCad hardware source.
RP2040 analog vectorscope and waveform badge
An analog-inspired Hackaday Supercon badge that combined a fake-phosphor vectorscope display, programmable waveform generator, AK4619 ADC/DAC path, Raspberry Pi Pico/RP2040 control, MicroPython, joystick and buttons, and a through-hole prototyping area.
RP2040 MicroPython badge with NFC and sensors
An Italian MuHack badge built around an RP2040, MicroPython, addressable LEDs, NFC, sensors, optional ESP32 connectivity, and a public MuHackademy workshop/talk trail.
HackRVA electronic badge with UF2 flashing, audio output, IR, and games
The RVAsec 2023 badge is backed by official RVAsec package language for limited HackRVA electronic badges and HackRVA's public firmware repository. The repository documents LCD display, three-color LED, D-pad, IR Tx/Rx, rotary encoder, audio output, micro-USB UF2 flashing, SDL simulator support, and a broad app/game tree.
CircuitPython IR trading badge
The BSidesPDX 2024 badge is a source-backed OpenTaxus badge customized for Portland's Security BSides event, documented by the official Badge Talk page and the PDX Badgers public repository with RP2040-class hardware, OLED display, five-way d-pad, infrared trading, NeoPixels, AA or USB-C power, CircuitPython, and event-game code.
RP2040 CAN-bus badge with CHV SAO ecosystem
Car Hacking Village's DEF CON 32 badge ecosystem centered on a main RP2040 badge with CAN-network surfaces, four CHV SAO connectors, public board and firmware repositories, public CTF challenge notes, and IOActive's separately documented key-fob badge / SAO build.
Berlin reuse of the RP2040 analog vectorscope badge
Hackaday Europe 2024 in Berlin reused the 2023 Hackaday Supercon Vectorscope badge: an RP2040/MicroPython analog playground with a round IPS display, ADC/DAC signal path, front controls, joystick, prototyping space, and badge-hack ceremony.
HackRVA firmware and emulator badge with IR, audio, games, and badge-hacking context
The RVAsec 2024 badge record combines official RVAsec package/layout evidence for limited HackRVA electronic badges and badge-hacking context with HackRVA's public firmware and emulator repository. The source tree documents LCD, three-color LED, D-pad, IR, rotary encoder, audio output, SDL simulator, and expanded games/apps.
Norwegian Security BSides SolaSec duck-shaped CTF badge
A source-backed Norwegian Security BSides electronic badge record: Noroff's post-event report documents a custom SolaSec electronic duck badge with seven LED challenge indicators, the official recordings page preserves Caleb Davis's Sykt Badge talk, and Cryptax's CTF write-up documents RP2040/MicroPython behavior, USB serial access, Wi-Fi AP setup, and on-badge web challenges.
Compute Module 5 medical-AI badge
Biohacking Village's DEF CON 33 Distiller BHV badge was a CM5-based medical-AI badge built with SolaSec and PamirAI, combining local voice/chat interaction, e-ink UI, physical buttons, colored LEDs, battery power, and public BHV software branches.
Artistic sonic RP2040 badge
An official Ekoparty 2025 electronic badge record for a customizable artistic and sonic badge with RP2040 control, I2S DAC audio, headphone and speaker amplification, rechargeable USB-C power, NeoPixel backlight LEDs, resistive touch sensors, sequencer, sample playback, synth behavior, and effects.
Raspberry Pi Pico racing badge
Kernelcon's 2025 Race Condition badge was a Raspberry Pi Pico electronic badge with a TM1637-driven seven-segment display, three-AAA power, seven addressable RGB LEDs, buzzer, track-racing modes, reaction test, synthesizer, achievements, and CTF flag unlocks.
RP2040 and iCE40 glitching badge for hardware hacking
LayerOne 2025's GLiTCh BadgE was a conference electronic badge and hardware-hacking platform centered on an RP2040, iCE40 FPGA, voltage glitching, crowbar control, SWD, AVRISP, analog monitoring, multiple USB modes, and CLI-driven experiments.
RP2040 galvanic-vestibular badgelife badge
The Tipsy Badge was an independent DEF CON 33 electronic badge by seeess, sold at the Hacker Warehouse vendor booth, with public CC BY-NC 4.0 repository documentation, firmware, a badge photo, 2xAAA power, RP2040 control, TFT display, buttons, LEDs, SAO port, custom photo storage, and galvanic vestibular stimulation modes.
Montreal CH32V203 and RP2040 badge by Electronic Cats with LoRa and NFC
A Canadian REcon 2026 official electronic badge by Electronic Cats, documented by the official sponsors page and the public badge-recon-2026 repository as a CH32V203 primary board with an RP2040 daughterboard, an SSD1306 OLED, a Semtech SX1262 915 MHz LoRa radio, an NFC PN7150 daughterboard, four buttons, USB-C, and a rich LoRa radar, chat, flag, NFC flag-hunt, magspoof, and Simon challenge surface.
HackRVA firmware and simulator badge archive
RVAsec 2026 is now source-backed beyond the earlier package listing: the public HackRVA `badge2026` repository preserves Badge 2026 firmware, simulator/build instructions, UF2 flashing workflow, app source, image assets, and June 10, 2026 release binaries after the June 9-10 conference.
Repair, preservation, and lab context
Parts, tools, and supplies that match the documented hardware across these RP2040 badges. Category-level recommendations, not compatibility guarantees.
Cards and tags for legal lab use, owned test cards, documentation, and protocol exploration.
This badge has documented NFC/RFID or card-protocol signals. Matched technical signals: NFC, ISO14443A.
Vendor link · selected for technical relevance
Display modules and related parts for repair and preservation planning.
This badge has a documented display signal. Matched technical signals: SSD1306-compatible OLED.
Vendor link · selected for technical relevance
Headers, sockets, and connector supplies for display repair or replacement work.
Display headers and connectors are useful for repair and preservation planning. Matched technical signals: SSD1306-compatible OLED.
Vendor link · selected for technical relevance
Debug probes for ARM/RISC-V badge development, recovery, and documentation.
Debug probes can support authorized recovery, firmware work, and documentation for microcontroller badges. Matched technical signals: RP2040, CH32V203.
Vendor link · selected for technical relevance
Passive tools for non-invasive NFC field presence checks and documentation.
Field detector cards can help document NFC field behavior without modifying the badge. Matched technical signals: NFC, ISO14443A.
Vendor link · selected for technical relevance