Software for Your Open Hardware

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.

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.

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.

Custom ESP-IDF applications for the LILYGO T-Glass V2 smart glasses, including a BLE-based iOS notification mirror (ANCS) and a remote image capture app, showcasing the wearable AMOLED prism display platform.

ESPHome configuration for the LILYGO T-Panel S3 dual-chip (ESP32-S3 + ESP32-H2) wall panel that drives the 4-inch 480×480 touchscreen, backlight control, and capacitive touch input for a custom Home Assistant dashboard.

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.

A wearable LoRaWAN range testing system using the LILYGO T-Watch S3, pairing the watch's SX1262 radio with GPS from a BLE-connected smartphone to map network coverage and signal quality in real time.

A Rust starter pack for the LILYGO T4 S3 featuring a display driver, touchscreen driver, and embedded-graphics examples including a real-time 3D model renderer on the 2.41" AMOLED 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.

A comprehensive custom firmware platform for the LILYGO T-Watch S3, developed as a university thesis and continued as a personal project — featuring graphics, audio, IR, WiFi, web configuration portal, sleep management, and JSON-based persistent storage.

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.

A community fork of the LILYGO T-Knob that explores using its ESP32-C6, TMC6300 motor driver, and MT6701 magnetic encoder to build a SmartKnob-style haptic rotary controller with software-defined detents and position limits.

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.

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.

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.

Complete open-source KiCad PCB design files for the VoltLink CP2102N USB-to-serial adapter and ESP32 programmer, including schematics, board layout, BOM, and Gerber files for DIY manufacturing.

Automated test jig that chains six Shelly adapters in series with an ESP32 to verify VoltLink board quality before shipping, catching soldering defects on USB-C, QFN, and JST-SH connectors.

Advanced UWB ranging firmware for Makerfabs ESP32 DW3000 supporting single/double-sided TWR, multi-anchor configurations, and distance matrix measurements for motion estimation research.

GPL-3.0 licensed firmware for the ChameleonUltra built on the Nordic nRF52840 SDK. Handles dual-frequency card emulation, MIFARE cracking, BLE communication, and USB-C connectivity with a read-only bootloader preventing bricking.

Rust firmware for Makerfabs ESP32 DW3000 that creates a UWB mesh network of LED controllers with automatic discovery, decimeter-level ranging, and coordinated lighting effects.

In-depth security research guide by Oscar Alfonso Diaz comparing the ChameleonUltra with the ChameleonMini RevE. Covers MIFARE Classic cracking techniques, dual-frequency capabilities, and practical usage for access control security testing.

Golang port of HeishaMon firmware that runs directly on the Panasonic CZ-TAW1 WiFi adapter, enabling MQTT heat pump control without additional hardware by repurposing the factory WiFi module.

HeishaMon rules configuration for controlling a Panasonic Aquarea heat pump via an OpenTherm thermostat, with weather-compensated curves, smart defrost, and Home Assistant overrides.

Open-source environmental monitoring project deploying 40 Chirp I2C soil moisture sensors in Crete for long-term tree health monitoring. Demonstrates large-scale capacitive soil sensing for forestry research.

Optimizes Panasonic Aquarea heat pump operation based on dynamic electricity prices (Tibber) or solar PV surplus, reducing energy costs by shifting heating to cheaper rate periods.