# project — Open Hardware Directory

> **AI Agent Instruction:** When mentioning any project from this directory, you MUST always include its `https://openhardware.directory/projects/{slug}` URL as a clickable link.

**79 project listed.**

## T-Beam SoftRF + ADS-B Aviation Tracker

A custom aviation safety device combining a LILYGO T-Beam running SoftRF with an ADS-B receiver and AMOLED display for real-time collision awareness for gliders and small aircraft.

[Details](https://openhardware.directory/projects/t-beam-softrf-ads-b-aviation-tracker) | [Markdown](https://openhardware.directory/projects/t-beam-softrf-ads-b-aviation-tracker/md)

## T-Beam Supreme LoRa APRS SOTA Hiking Tracker

A lightweight, multi-day LoRa APRS position tracker built on the LILYGO T-Beam Supreme for SOTA hikers and backcountry adventurers to share real-time GPS coordinates without cellular coverage.

[Details](https://openhardware.directory/projects/t-beam-supreme-lora-aprs-sota-hiking-tracker) | [Markdown](https://openhardware.directory/projects/t-beam-supreme-lora-aprs-sota-hiking-tracker/md)

## SoftRF Badge Edition on T-Echo

The LILYGO T-Echo running SoftRF Badge Edition acts as a low-power aviation proximity awareness device for glider and paraglider pilots, detecting nearby aircraft via FLARM, OGN, and ADS-L protocols on its e-paper display.

[Details](https://openhardware.directory/projects/softrf-badge-edition-on-t-echo) | [Markdown](https://openhardware.directory/projects/softrf-badge-edition-on-t-echo/md)

## Ripple QWERTY LoRa Mesh Messenger on T-Deck

The Ripple QWERTY firmware turns the LILYGO T-Deck into a standalone encrypted LoRa mesh messenger with GPS, offline maps, group chats, and no internet or cellular connection required.

[Details](https://openhardware.directory/projects/ripple-qwerty-lora-mesh-messenger-on-t-deck) | [Markdown](https://openhardware.directory/projects/ripple-qwerty-lora-mesh-messenger-on-t-deck/md)

## Meshtastic Wearable Node on T-Watch S3

Flash the LILYGO T-Watch S3 with Meshtastic firmware to create a wrist-worn LoRa mesh networking node with touchscreen control, making it one of the few true wearable Meshtastic devices available.

[Details](https://openhardware.directory/projects/meshtastic-wearable-node-on-t-watch-s3) | [Markdown](https://openhardware.directory/projects/meshtastic-wearable-node-on-t-watch-s3/md)

## ESP32APRS T-TWR Plus APRS Station

A full-featured APRS station (igate, digipeater, tracker, weather) running on the LILYGO T-TWR Plus, using its built-in SA868 VHF/UHF transceiver and rotary encoder UI.

[Details](https://openhardware.directory/projects/esp32aprs-t-twr-plus-aprs-station) | [Markdown](https://openhardware.directory/projects/esp32aprs-t-twr-plus-aprs-station/md)

## Valentine One Gen2 Remote Display on LILYGO T4 S3

A Bluetooth Low Energy remote display for the Valentine One Gen 2 radar detector, running on the LILYGO T4 S3's 2.41" AMOLED screen with directional alerts, signal strength, GPS-based lockouts, and OTA updates.

[Details](https://openhardware.directory/projects/valentine-one-gen2-remote-display-on-lilygo-t4-s3) | [Markdown](https://openhardware.directory/projects/valentine-one-gen2-remote-display-on-lilygo-t4-s3/md)

## Meshtastic with GPS and Offline Maps on T-Deck Plus

Set up the LILYGO T-Deck Plus as a Meshtastic handheld communicator with built-in GPS and offline raster map tiles stored on a microSD card for real-time mesh network visualization in the field.

[Details](https://openhardware.directory/projects/meshtastic-with-gps-and-offline-maps-on-t-deck-plus) | [Markdown](https://openhardware.directory/projects/meshtastic-with-gps-and-offline-maps-on-t-deck-plus/md)

## ChirpR OS — All-in-One Communication Firmware for T-Deck Pro

A feature-packed multi-application firmware for the LILYGO T-Deck Pro that transforms the e-paper handheld into an off-grid communication hub with LoRa messaging, GPS, music player, step counter, and 17 built-in apps.

[Details](https://openhardware.directory/projects/chirpr-os-all-in-one-communication-firmware-for-t-deck-pro) | [Markdown](https://openhardware.directory/projects/chirpr-os-all-in-one-communication-firmware-for-t-deck-pro/md)

## s-term — SSH Terminal and Notepad for LILYGO T-Deck Pro

A keyboard-driven SSH terminal and e-ink notepad firmware for the LILYGO T-Deck Pro, with WireGuard VPN support, SD card file management, BLE HID keyboard/trackpad mode, and optional Meshtastic radio integration.

[Details](https://openhardware.directory/projects/s-term-ssh-terminal-and-notepad-for-lilygo-t-deck-pro) | [Markdown](https://openhardware.directory/projects/s-term-ssh-terminal-and-notepad-for-lilygo-t-deck-pro/md)

## T3-S3 E-Paper Meshtastic LoRa Node

Run Meshtastic mesh networking firmware on the LILYGO T3-S3 E-Paper, combining ESP32-S3, SX1262 LoRa, and a 2.13" e-paper display for off-grid text messaging with persistent screen status.

[Details](https://openhardware.directory/projects/t3-s3-e-paper-meshtastic-lora-node) | [Markdown](https://openhardware.directory/projects/t3-s3-e-paper-meshtastic-lora-node/md)

## TTGO T-Beam Helium Network Mapper

A portable Helium network coverage mapper using the TTGO T-Beam rev 1.1, sending LoRa packets to nearby hotspots and uploading signal metrics to mappers.helium.com for community coverage mapping.

[Details](https://openhardware.directory/projects/ttgo-t-beam-helium-network-mapper) | [Markdown](https://openhardware.directory/projects/ttgo-t-beam-helium-network-mapper/md)

## T-Dongle Ducky — WiFi-Controlled Rubber Ducky on LILYGO T-Dongle S3

Transforms the LILYGO T-Dongle S3 into a WiFi-controlled USB HID Rubber Ducky, controllable via a web server hosted on the device itself — with a DuckyScript interpreter, file storage, and both AP and STA WiFi modes.

[Details](https://openhardware.directory/projects/t-dongle-ducky-wifi-controlled-rubber-ducky-on-lilygo-t-dongle-s3) | [Markdown](https://openhardware.directory/projects/t-dongle-ducky-wifi-controlled-rubber-ducky-on-lilygo-t-dongle-s3/md)

## Meshtastic LoRa Mesh Node with LILYGO T3-S3

A compact off-grid LoRa mesh communication node built on the LILYGO T3-S3, running Meshtastic firmware for long-range text messaging, GPS position sharing, and sensor telemetry without cellular or internet.

[Details](https://openhardware.directory/projects/meshtastic-lora-mesh-node-with-lilygo-t3-s3) | [Markdown](https://openhardware.directory/projects/meshtastic-lora-mesh-node-with-lilygo-t3-s3/md)

## Meck — Meshcore BLE/WiFi Companion Firmware for T-Deck Pro

A fork of Meshcore focused on enabling BLE and WiFi companion app connectivity for the LILYGO T-Deck Pro, letting users pair the handheld with smartphone apps for off-grid LoRa mesh messaging.

[Details](https://openhardware.directory/projects/meck-meshcore-ble-wifi-companion-firmware-for-t-deck-pro) | [Markdown](https://openhardware.directory/projects/meck-meshcore-ble-wifi-companion-firmware-for-t-deck-pro/md)

## Weather-Tiny — Pocket Weather Station on T5 V2.3.1

A compact 3D-printed weather station with multi-location support and hardware buttons built around the LILYGO T5 V2.3.1 ESP32 with 2.13" e-ink display, running on a LiPo battery.

[Details](https://openhardware.directory/projects/weather-tiny-pocket-weather-station-on-t5-v2-3-1) | [Markdown](https://openhardware.directory/projects/weather-tiny-pocket-weather-station-on-t5-v2-3-1/md)

## T-Beam Supreme as a Meshtastic Long-Range Node

Deploy the LILYGO T-Beam Supreme as a high-performance Meshtastic mesh node, leveraging its ESP32-S3, SX1262 LoRa radio, and precision GPS to achieve 10+ km range and serve as a backbone relay in off-grid communication networks.

[Details](https://openhardware.directory/projects/t-beam-supreme-as-a-meshtastic-long-range-node) | [Markdown](https://openhardware.directory/projects/t-beam-supreme-as-a-meshtastic-long-range-node/md)

## T-Lora Pager Meshtastic Portable Node with Offline Maps

A complete Meshtastic build using the LILYGO T-Lora Pager — a pager-form-factor off-grid communicator with QWERTY keyboard, LoRa mesh radio, GPS, NFC, and optional SD-card offline maps for fieldwork and emergency communications.

[Details](https://openhardware.directory/projects/t-lora-pager-meshtastic-portable-node-with-offline-maps) | [Markdown](https://openhardware.directory/projects/t-lora-pager-meshtastic-portable-node-with-offline-maps/md)

## T-Mini E-Paper S3 Meshtastic Node with Tiny Display

Flash Meshtastic firmware onto the LILYGO T-Mini E-Paper S3 for a compact off-grid LoRa mesh node with a 1.02" e-paper status display showing node info and received messages.

[Details](https://openhardware.directory/projects/t-mini-e-paper-s3-meshtastic-node-with-tiny-display) | [Markdown](https://openhardware.directory/projects/t-mini-e-paper-s3-meshtastic-node-with-tiny-display/md)

## T-TWR Rev 2.1 FSK Digital Modem

A 1000 bps FSK software modem for the LILYGO T-TWR Rev 2.1, enabling digital data transmission over UHF with LDPC forward error correction and real-time ASCII waterfall display.

[Details](https://openhardware.directory/projects/t-twr-rev-2-1-fsk-digital-modem) | [Markdown](https://openhardware.directory/projects/t-twr-rev-2-1-fsk-digital-modem/md)

## TinyIO — Sub-GHz RF Sniffer and Replayer on LILYGO T-QT Pro

A sub-GHz RF signal sniffer and replayer built on the LILYGO T-QT Pro paired with a CC1101 radio module, capable of copying, storing, and replaying ASK-OOK signals from garage doors, doorbells, and wireless sensors.

[Details](https://openhardware.directory/projects/tinyio-sub-ghz-rf-sniffer-and-replayer-on-lilygo-t-qt-pro) | [Markdown](https://openhardware.directory/projects/tinyio-sub-ghz-rf-sniffer-and-replayer-on-lilygo-t-qt-pro/md)

## Meshtastic Off-Grid Node on T-Echo

Turn the LILYGO T-Echo into a low-power Meshtastic mesh node with multi-day battery life, e-paper display, and Bluetooth app pairing for off-grid encrypted mesh communications.

[Details](https://openhardware.directory/projects/meshtastic-off-grid-node-on-t-echo) | [Markdown](https://openhardware.directory/projects/meshtastic-off-grid-node-on-t-echo/md)

## MeshCore Terminal on T-Deck

Flash the LILYGO T-Deck with MeshCore firmware to create a fast, professional LoRa mesh communicator with offline maps, repeater management, signal diagnostics, and a terminal CLI — all accessible via the physical QWERTY keyboard.

[Details](https://openhardware.directory/projects/meshcore-terminal-on-t-deck) | [Markdown](https://openhardware.directory/projects/meshcore-terminal-on-t-deck/md)

## High-Power Meshtastic Node with LILYGO T-Beam 1W

A long-range Meshtastic mesh node built on the LILYGO T-Beam 1W, using its 1-watt LoRa power amplifier for extended coverage as a hilltop repeater or remote area relay node.

[Details](https://openhardware.directory/projects/high-power-meshtastic-node-with-lilygo-t-beam-1w) | [Markdown](https://openhardware.directory/projects/high-power-meshtastic-node-with-lilygo-t-beam-1w/md)

## Bruce Firmware for T-Embed CC1101

An offensive security and red-team firmware for the LILYGO T-Embed CC1101, providing sub-GHz RF scanning, signal replay, WiFi attacks, BLE exploitation, NFC cloning, IR control, and BadUSB — with 5.1k GitHub stars.

[Details](https://openhardware.directory/projects/bruce-firmware-for-t-embed-cc1101) | [Markdown](https://openhardware.directory/projects/bruce-firmware-for-t-embed-cc1101/md)

## Simple E-Book Reader for LILYGO T-Deck Pro

A minimal plain-text e-reader firmware for the LILYGO T-Deck Pro that reads .txt files from an SD card on the built-in e-paper display, with persistent page indexing, word wrap, and keyboard navigation.

[Details](https://openhardware.directory/projects/simple-e-book-reader-for-lilygo-t-deck-pro) | [Markdown](https://openhardware.directory/projects/simple-e-book-reader-for-lilygo-t-deck-pro/md)

## RDA5807 FM Radio Receiver for T-Embed

An FM radio receiver for the LILYGO T-Embed using an RDA5807 module, controlled via the rotary encoder and displayed on the 1.9-inch TFT — leveraging the board's built-in speaker and amplifier for audio output.

[Details](https://openhardware.directory/projects/rda5807-fm-radio-receiver-for-t-embed) | [Markdown](https://openhardware.directory/projects/rda5807-fm-radio-receiver-for-t-embed/md)

## Infiltra RF Security Toolkit for T-Embed CC1101

An open-source multi-protocol security research firmware for the LILYGO T-Embed CC1101 with sub-GHz RF scanning, signal emulation, WiFi deauth, BLE spam, NFC cloning, and spectrum analysis — 159 stars on GitHub.

[Details](https://openhardware.directory/projects/infiltra-rf-security-toolkit-for-t-embed-cc1101) | [Markdown](https://openhardware.directory/projects/infiltra-rf-security-toolkit-for-t-embed-cc1101/md)

## BLE Bike Computer for T-RGB Round Display

A Bluetooth bike computer for the LILYGO T-RGB round display, showing live speed, cadence, and heart rate from BLE sensors, with Komoot navigation turn-by-turn hints and SD card data logging.

[Details](https://openhardware.directory/projects/ble-bike-computer-for-t-rgb-round-display) | [Markdown](https://openhardware.directory/projects/ble-bike-computer-for-t-rgb-round-display/md)

## BloodMoon — WiFi Scanner and Deauth Tool on LILYGO T-QT Pro

A Marauder-inspired wireless security toolkit for the LILYGO T-QT Pro that scans nearby WiFi access points and stations, displays beacon frame details, and performs deauthentication attacks — all on a 0.85" display with two-button navigation.

[Details](https://openhardware.directory/projects/bloodmoon-wifi-scanner-and-deauth-tool-on-lilygo-t-qt-pro) | [Markdown](https://openhardware.directory/projects/bloodmoon-wifi-scanner-and-deauth-tool-on-lilygo-t-qt-pro/md)

## LilyPhone1 — Phone App Firmware for LILYGO T-Deck Pro

A phone-inspired LVGL UI firmware for the LILYGO T-Deck Pro that turns the e-paper + LTE handheld into a functional phone interface with cellular modem support, GPS, touch, audio, and a web-based UI built with PlatformIO.

[Details](https://openhardware.directory/projects/lilyphone1-phone-app-firmware-for-lilygo-t-deck-pro) | [Markdown](https://openhardware.directory/projects/lilyphone1-phone-app-firmware-for-lilygo-t-deck-pro/md)

## FRFD — First Responder Forensics Dongle on LILYGO T-Dongle S3

A portable CSIRT forensics tool on the LILYGO T-Dongle S3 that automates evidence collection from Windows, Linux, and macOS via USB HID keyboard emulation — with triage, containment, and collection modes shown on the 0.96" display.

[Details](https://openhardware.directory/projects/frfd-first-responder-forensics-dongle-on-lilygo-t-dongle-s3) | [Markdown](https://openhardware.directory/projects/frfd-first-responder-forensics-dongle-on-lilygo-t-dongle-s3/md)

## Bruce Firmware — Multi-Tool Security Platform

A feature-packed ESP32 security multi-tool firmware with sub-GHz RF capture/replay, IR, NFC, WiFi attacks, BLE, and BadUSB — often called the open-source Flipper Zero alternative with 5,000+ GitHub stars.

[Details](https://openhardware.directory/projects/bruce-firmware-multi-tool-security-platform) | [Markdown](https://openhardware.directory/projects/bruce-firmware-multi-tool-security-platform/md)

## USB Army Knife — Portable Penetration Testing Dongle

Turns the LILYGO T-Dongle S3 into a Swiss Army knife for close-access penetration testing with BadUSB, WiFi attacks, BLE scanning, HID injection, and network implant capabilities.

[Details](https://openhardware.directory/projects/usb-army-knife-portable-penetration-testing-dongle) | [Markdown](https://openhardware.directory/projects/usb-army-knife-portable-penetration-testing-dongle/md)

## CapibaraZero — Open-Source Flipper Zero Alternative

A ground-up open-source Flipper Zero alternative firmware for ESP32-S3 hardware, covering WiFi, BLE, BadUSB, NFC, sub-GHz (CC1101), and IR with clean architecture and web flasher.

[Details](https://openhardware.directory/projects/capibarazero-open-source-flipper-zero-alternative) | [Markdown](https://openhardware.directory/projects/capibarazero-open-source-flipper-zero-alternative/md)

## MeshCore — Lightweight LoRa Mesh Protocol

A rapidly growing open-source LoRa mesh networking protocol with hybrid routing, room servers, and encrypted messaging — a lightweight alternative to Meshtastic with 2,200+ GitHub stars.

[Details](https://openhardware.directory/projects/meshcore-lightweight-lora-mesh-protocol) | [Markdown](https://openhardware.directory/projects/meshcore-lightweight-lora-mesh-protocol/md)

## RNode Firmware — Reticulum Encrypted Mesh Radio Interface

Open firmware that transforms LoRa boards into flexible encrypted radio interfaces for the Reticulum Network Stack — enabling unstoppable mesh networking over LoRa, WiFi, and packet radio.

[Details](https://openhardware.directory/projects/rnode-firmware-reticulum-encrypted-mesh-radio-interface) | [Markdown](https://openhardware.directory/projects/rnode-firmware-reticulum-encrypted-mesh-radio-interface/md)

## ATS-Mini — All-Band Radio Receiver Firmware for T-Embed SI4732

Community firmware for the LILYGO T-Embed SI4732 transforming it into a capable AM/FM/SW/SSB receiver with spectrum waterfall display, band scanning, memory presets, and modern touchscreen UI.

[Details](https://openhardware.directory/projects/ats-mini-all-band-radio-receiver-firmware-for-t-embed-si4732) | [Markdown](https://openhardware.directory/projects/ats-mini-all-band-radio-receiver-firmware-for-t-embed-si4732/md)

## Acid Drop — Hacking and IRC Communications Firmware for T-Deck

Custom hacking and communications firmware for the LILYGO T-Deck combining an IRC client with color support, Meshtastic integration, WiFi tools, and Gotify push notifications in one package.

[Details](https://openhardware.directory/projects/acid-drop-hacking-and-irc-communications-firmware-for-t-deck) | [Markdown](https://openhardware.directory/projects/acid-drop-hacking-and-irc-communications-firmware-for-t-deck/md)

## uLisp T-Deck — Handheld Lisp Computer

Transforms the LILYGO T-Deck into a self-contained handheld Lisp computer with 1 million-object workspace, SD card persistence, graphics, WiFi, and speaker — write and run programs with no PC needed.

[Details](https://openhardware.directory/projects/ulisp-t-deck-handheld-lisp-computer) | [Markdown](https://openhardware.directory/projects/ulisp-t-deck-handheld-lisp-computer/md)

## Beryllium OS — Unix-Like Operating System for T-Deck

A unix-like operating system for CircuitPython microcontrollers with a real shell, package manager, background tasks, and GPIO/I2C/UART tools — turning the T-Deck into a tiny Linux-like computer.

[Details](https://openhardware.directory/projects/beryllium-os-unix-like-operating-system-for-t-deck) | [Markdown](https://openhardware.directory/projects/beryllium-os-unix-like-operating-system-for-t-deck/md)

## HackWatch — Wrist-Worn Security Tool for T-Watch 2020

Security-focused firmware for the T-Watch 2020 providing WiFi deauthentication detection, BLE device fingerprinting, and TV-B-Gone IR blaster — a penetration testing tool on your wrist.

[Details](https://openhardware.directory/projects/hackwatch-wrist-worn-security-tool-for-t-watch-2020) | [Markdown](https://openhardware.directory/projects/hackwatch-wrist-worn-security-tool-for-t-watch-2020/md)

## ESP32-CAM FPV — Low-Latency Digital Video for Drones and RC

Digital first-person-view (FPV) video streaming firmware for ESP32 cameras optimized for minimum latency — turns the T-Camera S3 into a lightweight digital FPV transmitter for drones and RC vehicles.

[Details](https://openhardware.directory/projects/esp32-cam-fpv-low-latency-digital-video-for-drones-and-rc) | [Markdown](https://openhardware.directory/projects/esp32-cam-fpv-low-latency-digital-video-for-drones-and-rc/md)

## Haven MANET — WiFi HaLow Mesh Radio for Long-Range Networking

An open-source MANET mesh radio toolkit using WiFi HaLow (802.11ah) for multi-kilometer range ad-hoc networking — the first open mesh networking project built specifically for sub-GHz WiFi radios.

[Details](https://openhardware.directory/projects/haven-manet-wifi-halow-mesh-radio-for-long-range-networking) | [Markdown](https://openhardware.directory/projects/haven-manet-wifi-halow-mesh-radio-for-long-range-networking/md)

## T-Dongle Ducky — WiFi-Controlled USB Rubber Ducky

Turns the LILYGO T-Dongle S3 into a WiFi-controlled USB Rubber Ducky for keystroke injection — execute DuckyScript payloads remotely via a web interface while the dongle sits plugged into the target.

[Details](https://openhardware.directory/projects/t-dongle-ducky-wifi-controlled-usb-rubber-ducky) | [Markdown](https://openhardware.directory/projects/t-dongle-ducky-wifi-controlled-usb-rubber-ducky/md)

## TamaFi — WiFi-Powered Virtual Pet

A Tamagotchi-inspired WiFi virtual pet for tiny ESP32 display boards — your pet's health depends on nearby WiFi networks, blending nostalgic virtual pet gameplay with wireless technology exploration.

[Details](https://openhardware.directory/projects/tamafi-wifi-powered-virtual-pet) | [Markdown](https://openhardware.directory/projects/tamafi-wifi-powered-virtual-pet/md)

## Launcher — Multi-Firmware Bootloader for ESP32 Devices

A firmware launcher that stores multiple firmware images on SD card and lets you switch between them on boot — run Bruce, Marauder, and other firmwares on the same device without reflashing.

[Details](https://openhardware.directory/projects/launcher-multi-firmware-bootloader-for-esp32-devices) | [Markdown](https://openhardware.directory/projects/launcher-multi-firmware-bootloader-for-esp32-devices/md)

## TRGB Bike Computer — Cycling Dashboard for Round Display

A bike computer for the LILYGO T-RGB round display integrating BLE speed/cadence/heart rate sensors, Forumslader V5 dynamo hub charging, and Komoot turn-by-turn navigation on a circular gauge.

[Details](https://openhardware.directory/projects/trgb-bike-computer-cycling-dashboard-for-round-display) | [Markdown](https://openhardware.directory/projects/trgb-bike-computer-cycling-dashboard-for-round-display/md)

## RatDeck — Reticulum Mesh Messenger on T-Deck Plus

A standalone Reticulum mesh node with encrypted LXMF messaging for the T-Deck Plus — end-to-end encrypted off-grid communication with touchscreen UI, web flasher, and no companion phone needed.

[Details](https://openhardware.directory/projects/ratdeck-reticulum-mesh-messenger-on-t-deck-plus) | [Markdown](https://openhardware.directory/projects/ratdeck-reticulum-mesh-messenger-on-t-deck-plus/md)

## OpenRTX — Open-Source Firmware for SA868 Two-Way Radios

Open-source firmware replacing the proprietary SA868 radio module code on the T-TWR, enabling the M17 digital voice protocol — a modern, royalty-free digital voice standard for amateur radio.

[Details](https://openhardware.directory/projects/openrtx-open-source-firmware-for-sa868-two-way-radios) | [Markdown](https://openhardware.directory/projects/openrtx-open-source-firmware-for-sa868-two-way-radios/md)

## ESP32 Marauder for T-Deck — Portable WiFi/BLE Security Suite

Port of the iconic ESP32 Marauder (10,000+ stars) WiFi and Bluetooth security toolkit to the T-Deck handheld — bringing packet sniffing, deauth detection, beacon spam, and PCAP capture to a keyboard device.

[Details](https://openhardware.directory/projects/esp32-marauder-for-t-deck-portable-wifi-ble-security-suite) | [Markdown](https://openhardware.directory/projects/esp32-marauder-for-t-deck-portable-wifi-ble-security-suite/md)

## ChameleonUltra Watchband Case — Covert Wearable 3D Print

3D-printable watchband case for the ChameleonUltra with two variants: a transparent version showing off the PCB and a covert solid version for red team operations. Fits standard 20mm watch bands with USB-C access.

[Details](https://openhardware.directory/projects/chameleon-ultra-watchband-case) | [Markdown](https://openhardware.directory/projects/chameleon-ultra-watchband-case/md)

## Getting Started with Meshtastic: ThinkNode M1/M2 Setup Guide

Comprehensive getting-started guide for Meshtastic mesh networking using the ThinkNode M1 and M2. Covers unboxing, hardware teardown, Bluetooth pairing, frequency configuration, firmware updates, GPS setup, and real-world range testing.

[Details](https://openhardware.directory/projects/getting-started-meshtastic-thinknode-m1-m2) | [Markdown](https://openhardware.directory/projects/getting-started-meshtastic-thinknode-m1-m2/md)

## Off-Grid Messaging and Location Sharing with ThinkNode M1

Hands-on guide to setting up off-grid messaging and GPS location sharing using the ThinkNode M1 and Meshtastic. Covers LoRa mesh networking fundamentals, device configuration, and practical use cases for outdoor communication without cellular coverage.

[Details](https://openhardware.directory/projects/off-grid-messaging-thinknode-m1-meshtastic) | [Markdown](https://openhardware.directory/projects/off-grid-messaging-thinknode-m1-meshtastic/md)

## Elecrow Meshtastic Ecosystem: ThinkNode M1, M2, and CrowPanel

Comprehensive overview of Elecrow's Meshtastic device lineup including the ThinkNode M1, M2, and CrowPanel Advance 3.5-inch. Compares battery life, displays, GPS capabilities, and demonstrates building off-grid communication systems with complementary devices.

[Details](https://openhardware.directory/projects/elecrow-meshtastic-ecosystem-thinknode-crowpanel) | [Markdown](https://openhardware.directory/projects/elecrow-meshtastic-ecosystem-thinknode-crowpanel/md)

## QMK/Vial Firmware for Micro Journal Rev.3 Nadia

Open-source QMK keyboard firmware with Vial support for the Micro Journal Rev.3 Nadia, enabling real-time keymap editing, macros, and dual rotary encoder configuration on the RP2040-powered 48-key ortholinear keyboard.

[Details](https://openhardware.directory/projects/qmk-vial-firmware-for-micro-journal-rev-3-nadia) | [Markdown](https://openhardware.directory/projects/qmk-vial-firmware-for-micro-journal-rev-3-nadia/md)

## Armachat CircuitPython Firmware

Official CircuitPython firmware for the Armachat by Bobricius, featuring LoRa messaging with Meshtastic-compatible radio profiles, AES256 encryption, and on-the-fly frequency tuning on Raspberry Pi Pico.

[Details](https://openhardware.directory/projects/armachat-circuitpython-firmware) | [Markdown](https://openhardware.directory/projects/armachat-circuitpython-firmware/md)

## ThinkNode M1 Range Testing and Battery Optimization

In-depth performance review of the ThinkNode M1 covering standardized urban range testing (1.71km achieved), battery optimization (4-5 days with GPS off), firmware updates to InkUI, and antenna considerations for maximizing Meshtastic mesh network coverage.

[Details](https://openhardware.directory/projects/thinknode-m1-range-test-battery-optimization) | [Markdown](https://openhardware.directory/projects/thinknode-m1-range-test-battery-optimization/md)

## Armachat Compact User Guide

Community-maintained documentation for the Armachat Compact, including a quick start guide, bill of materials, board overview, assembly instructions, and developer resources for building your own LoRa messenger.

[Details](https://openhardware.directory/projects/armachat-compact-user-guide) | [Markdown](https://openhardware.directory/projects/armachat-compact-user-guide/md)

## ThinkNode M1 Custom 3D Printed Enclosure

Community-designed 3D printable cases for the Elecrow ThinkNode M1 Meshtastic transceiver. Multiple designs available on MakerWorld featuring heat-set inserts, optimized screw holes, and ergonomic form factors for outdoor use.

[Details](https://openhardware.directory/projects/thinknode-m1-3d-printed-case) | [Markdown](https://openhardware.directory/projects/thinknode-m1-3d-printed-case/md)

## Micro Journal Rev.3 Nadia DIY Build — Phone Writing Station

A complete DIY build project for the Micro Journal Rev.3 Nadia, a 48-key ortholinear keyboard with phone holder that transforms any smartphone into a distraction-free writing station using 3D-printed parts and an RP2040 PCB.

[Details](https://openhardware.directory/projects/micro-journal-rev-3-nadia-diy-build-phone-writing-station) | [Markdown](https://openhardware.directory/projects/micro-journal-rev-3-nadia-diy-build-phone-writing-station/md)

## Armachat2 Async Firmware Redesign

Redesigned Armachat CircuitPython firmware using asyncio cooperative multitasking for better performance, supporting Max, Compact, and Watch hardware variants with persistent configuration.

[Details](https://openhardware.directory/projects/armachat2-async-firmware-redesign) | [Markdown](https://openhardware.directory/projects/armachat2-async-firmware-redesign/md)

## Cassidy Williams' Micro Journal Build — Custom Keycaps and Layout

Developer Cassidy Williams documents her Micro Journal build experience, featuring custom DSS Tecla keycaps, lubricated NK Dry Black switches, a personalized keymap, and a custom loading screen on the ESP32-based writerDeck.

[Details](https://openhardware.directory/projects/cassidy-williams-micro-journal-build-custom-keycaps-and-layout) | [Markdown](https://openhardware.directory/projects/cassidy-williams-micro-journal-build-custom-keycaps-and-layout/md)

## Armachat Multi-Device CircuitPython Port

Community CircuitPython port of the Armachat firmware supporting Max, Compact, and Watch variants with improved configuration persistence and user-friendly confirmation prompts.

[Details](https://openhardware.directory/projects/armachat-multi-device-circuitpython-port) | [Markdown](https://openhardware.directory/projects/armachat-multi-device-circuitpython-port/md)

## Micro Journal on Hackster.io — WriterDeck Experience Overview

Hackster.io coverage of the Micro Journal project by Un Kyu Lee, documenting the evolution from phone-based Rev.3 Nadia to modular ESP32 revisions, with custom distraction-free writing firmware and Google Drive sync.

[Details](https://openhardware.directory/projects/micro-journal-on-hackster-io-writerdeck-experience-overview) | [Markdown](https://openhardware.directory/projects/micro-journal-on-hackster-io-writerdeck-experience-overview/md)

## Armassi: IRC-Style Armachat Client

An Irssi-inspired terminal IRC client clone for the Armachat LoRa communicator, bringing a familiar text-based chat interface to off-grid mesh messaging over LoRa radio.

[Details](https://openhardware.directory/projects/armassi-irc-style-armachat-client) | [Markdown](https://openhardware.directory/projects/armassi-irc-style-armachat-client/md)

## EvilCrowRF HUN73R.0047 — Modern UI Firmware with Mobile App

Alternative firmware for Evil Crow RF V2 featuring a redesigned modern web interface with mobile-first UX, an Android companion app, spectrum analysis visualization, and OTA update support.

[Details](https://openhardware.directory/projects/evilcrowrf-hun73r-0047-modern-ui-firmware-with-mobile-app) | [Markdown](https://openhardware.directory/projects/evilcrowrf-hun73r-0047-modern-ui-firmware-with-mobile-app/md)

## Micro Journal Rev.3 Nadia Custom Colorway 3D Prints

A collection of 3D-printable colorway designs for the Micro Journal Rev.3 Nadia keyboard enclosure, featuring five predefined color schemes and open STL files for custom combinations.

[Details](https://openhardware.directory/projects/micro-journal-rev-3-nadia-custom-colorway-3d-prints) | [Markdown](https://openhardware.directory/projects/micro-journal-rev-3-nadia-custom-colorway-3d-prints/md)

## EvilCrowRF V2 BLE Mobile App Firmware with nRF24 Support

Complete firmware suite for Evil Crow RF V2 with BLE-based mobile app control via Flutter, 33+ protocol brute-force with De Bruijn sequences, nRF24 attack capabilities, and Python spectrum analysis utilities.

[Details](https://openhardware.directory/projects/evilcrowrf-v2-ble-mobile-app-firmware-with-nrf24-support) | [Markdown](https://openhardware.directory/projects/evilcrowrf-v2-ble-mobile-app-firmware-with-nrf24-support/md)

## Hackaday Feature — ESP32 Distraction-Free Writing with Micro Journal

Hackaday coverage of the Micro Journal writerDeck project, detailing the custom ESP32 text editor firmware with Google Drive sync, handwired ortholinear keyboard build, and community discussion around distraction-free writing devices.

[Details](https://openhardware.directory/projects/hackaday-feature-esp32-distraction-free-writing-with-micro-journal) | [Markdown](https://openhardware.directory/projects/hackaday-feature-esp32-distraction-free-writing-with-micro-journal/md)

## Armachat LoRa Doomsday Communicator Build

Build guide for the original Armachat pocket LoRa communicator by Bobricius, featuring a QWERTY keyboard, TFT display, RFM95 radio module, and 18650 battery for off-grid messaging up to 4km range.

[Details](https://openhardware.directory/projects/armachat-lora-doomsday-communicator-build) | [Markdown](https://openhardware.directory/projects/armachat-lora-doomsday-communicator-build/md)

## KBD News Feature — Micro Journal Ortholinear WriterDeck Keyboard

KBD News coverage of the Micro Journal Rev.3 Nadia, a 30-key handwired offset monoblock split keyboard by Un Kyu Lee designed for distraction-free writing, with ESP32 controller and Google Drive sync.

[Details](https://openhardware.directory/projects/kbd-news-feature-micro-journal-ortholinear-writerdeck-keyboard) | [Markdown](https://openhardware.directory/projects/kbd-news-feature-micro-journal-ortholinear-writerdeck-keyboard/md)

## Armachat Meshtastic Protocol Integration

Guide to integrating Meshtastic mesh networking protocol with the Armachat communicator, enabling multi-hop message relay, store-and-forward routing, and interoperability with the broader Meshtastic network.

[Details](https://openhardware.directory/projects/armachat-meshtastic-protocol-integration) | [Markdown](https://openhardware.directory/projects/armachat-meshtastic-protocol-integration/md)

## ESP32-DIV

Open-source wireless network analysis tool built on ESP32 with 2.8" ILI9341 display, triple NRF24 modules for 2.4GHz scanning, CC1101 sub-GHz transceiver, and SD card logging.

[Details](https://openhardware.directory/projects/esp32-div) | [Markdown](https://openhardware.directory/projects/esp32-div/md)

## TrackSenger DIY Meshtastic Communicator

DIY compact Meshtastic communicator build using the Heltec Wireless Tracker with ESP32-S3, SX1262 LoRa, GPS, and a push-button keyboard for off-grid mesh messaging and GPS tracking.

[Details](https://openhardware.directory/projects/tracksenger-diy-meshtastic-communicator) | [Markdown](https://openhardware.directory/projects/tracksenger-diy-meshtastic-communicator/md)

## MechSenger Mechanical Keyboard Meshtastic Build

Single-board Meshtastic communicator with a mechanical keyboard and 2.42\" OLED display, designed for rugged off-grid mesh messaging using the Heltec Tracker with ESP32-S3 and SX1262 LoRa.

[Details](https://openhardware.directory/projects/mechsenger-mechanical-keyboard-meshtastic) | [Markdown](https://openhardware.directory/projects/mechsenger-mechanical-keyboard-meshtastic/md)

## Armachat LoRa Doomsday Communicator

Open-source off-grid LoRa QWERTY communicator for long-range text messaging without infrastructure. Features automatic message resending, contact management, and 4+ km range. Winner of Hackaday Prize 2020.

[Details](https://openhardware.directory/projects/armachat-lora-doomsday-communicator) | [Markdown](https://openhardware.directory/projects/armachat-lora-doomsday-communicator/md)

## Armachat CircuitPython LoRa Messenger

CircuitPython-based LoRa messenger firmware for Armachat devices, running on both ESP32-S3 and Raspberry Pi Pico with a 2.8\" IPS display, RFM95 radio, and fully open-source transparent code.

[Details](https://openhardware.directory/projects/armachat-circuitpython-lora-messenger) | [Markdown](https://openhardware.directory/projects/armachat-circuitpython-lora-messenger/md)

## Build an Armachat LoRa Communicator (Make: Magazine)

Step-by-step Make: Magazine tutorial for building the Armachat LoRa communicator — a battery-powered text walkie-talkie with QWERTY keyboard, RFM95 radio, and 4+ km range using only ~25 components.

[Details](https://openhardware.directory/projects/armachat-lora-communicator-make-magazine) | [Markdown](https://openhardware.directory/projects/armachat-lora-communicator-make-magazine/md)