TFT_eSPI Projects

A custom-built handheld gaming console powered by the ESP32-S3 and a dual-screen setup (TFT and OLED). It runs E-OS, a custom operating system built on FreeRTOS that features a dual-core architecture for dedicated rendering and logic. The project includes 15 custom-coded games and several applications, utilizing libraries like TFT_eSPI and U8g2 for high-performance graphics.

A high-performance media player for the ESP32-S3 capable of playing MJPEG video with synchronized I2S audio. It features a menu-driven interface, utilizes an SD card for storage, and leverages PSRAM to ensure smooth playback on ST7789 displays.

An advanced Morse code keyer based on the K3NG project, ported to ESP32 and Raspberry Pi Pico 2W hardware. It features integrated Bluetooth keyboard support, high-resolution TFT touch displays, and GPS-based location tracking, utilizing dual-core processing to maintain precise keying timing.

An ESP32-based monitoring hub for the 'Cheap Yellow Display' (CYD) that tracks weather, space events, wildfires, and geological activity. It features a custom power management system called Somnus for instant-wake deep sleep and includes a robust calibration system to support various hardware revisions.

A custom ESP8266-based firmware for the GeekMagic SmallTV smart weather clock, featuring a 240x240 ST7789 display. It utilizes the TFT_eSPI library for rendering and LittleFS for persistent storage of configurations and authentication data. The system provides a comprehensive web dashboard for managing WiFi, OTA updates, and various data feeds including weather, markets, and Home Assistant integrations.

Codelight is a multi-platform monitoring and remote control system for AI coding agents such as Claude Code, GitHub Copilot, and Cursor. It utilizes a Python companion daemon to broadcast agent status and manage interactive prompts across ESP8266-based desk screens, Android devices, and desktop environments via WebSockets and D-Bus.

A real-time aircraft tracking system built for the ESP32-S3 that visualizes live flight data from the OpenSky Network API. It utilizes a dual-core FreeRTOS architecture to handle concurrent networking and high-speed rendering across a dual-display setup, featuring a hybrid map system optimized for hardware with limited PSRAM.

Noodle is a lightweight neural network inference engine designed to bring machine learning to resource-constrained microcontrollers like the Arduino Uno, Mega, and ESP32. By streaming activations and weights from external storage such as SD cards or flash memory, Noodle bypasses the typical RAM limitations that often prevent low-tier MCUs from running complex models.

An autonomous virtual aquarium firmware designed for the ESP32-2432S028R 'Cheap Yellow Display'. It features a stylized dot-grid renderer, simulated aquatic life, and automatic backlight adjustment using onboard sensors.

A high-performance music theory engine for embedded systems that provides advanced analysis of notes, chords, scales, and harmonic progressions. It features a zero-heap architecture and supports MIDI 1.0 and MIDI 2.0 UMP serialization across Arduino, ESP-IDF, and PlatformIO platforms.

A standalone astronomy display for the LILYGO T-Display S3 Pro powered by an ESP32-S3. It tracks solar and lunar conditions using the ipgeolocation.io API, featuring a touch-enabled interface, LittleFS caching for offline use, and seamless Home Assistant integration via MQTT.

A standalone DIY cryptocurrency price display built around the Seeed Studio XIAO ESP32C6 and a 240x320px TFT screen. The project leverages Wi-Fi connectivity to fetch real-time market data and provides a captive portal for easy configuration via smartphone.

ASCII Aquarium is a live-rendered fish tank simulation and clock designed for the ESP32-2432S028R 'Cheap Yellow Display.' It uses the TFT_eSPI library to animate fish, bubbles, and seaweed using ASCII characters, featuring complex schooling behaviors and touch-to-feed interactivity. The project supports Wi-Fi time synchronization, persistent settings via ESP32 Preferences, and unique hardware expansions like beam splitter cubes.

FlightRadar24-TTGO is an ESP32-based firmware that provides a real-time aircraft tracking display on TTGO and LilyGo-T-Display-S3 modules. It leverages the FlightRadar24 API for live updates and uses the LVGL library to render detailed flight information and carrier logos. The project includes a web-based configuration portal for setting location parameters, units, and traffic filters.

A specialized collection of fonts and utilities designed to add Ukrainian character support to popular Arduino graphics libraries like Adafruit GFX and TFT_eSPI. It includes a variety of serif, sans-serif, and monospace typefaces along with a conversion function to handle UTF-8 string encoding for embedded displays.

A real-time AI usage monitor for Anthropic's Claude API, featuring an LCARS-inspired Star Trek interface. Built for ESP32-S3 and ESP32-C6 hardware, it tracks token costs, rate limits, and Claude.ai subscription status using a custom UI engine and cloud proxy.

A real-time monitoring tool for Claude Code usage, designed for the ESP32-2432S028R (CYD) hardware. The project uses a Go-based daemon to track Anthropic API rate limits and displays animated pixel art sprites that react to the user's coding activity.

An open-source watch operating system designed for ESP32-S3 microcontrollers, specifically targeting the LILYGO T-QT Pro. It provides a customizable environment for watch faces and applications, utilizing the TFT_eSPI library for display management and FreeRTOS for task handling. The system includes features like WiFi time synchronization, motion sensing via MPU6050, and integrated games.

Pixel Frame is an ESP8266-based firmware designed to display live data from services like OpenWeatherMap and Last.fm on LED matrices or TFT displays. Built with the Arduino framework, it leverages the TFT_eSPI library for graphics and includes a Linux-based environment for cross-platform testing.

A DIY dual-channel laboratory power supply controlled by an ESP32, featuring a 3.5-inch TFT display and rotary encoder interface. It utilizes stepper motors for precise physical adjustment of voltage regulators and implements a closed-loop feedback system using INA219 sensors for accurate voltage and current monitoring.

An ESP32-S3 firmware for the GeekMagic-S3 hardware that displays time, date, and weather data. It leverages FreeRTOS and LVGL to provide a responsive 240x240 UI, features a web configuration interface, and supports remote image and text notifications via HTTP endpoints.

SecureGen is an open-source hardware security device based on the ESP32 T-Display that serves as a TOTP/HOTP authenticator and a BLE-enabled password manager. It utilizes FreeRTOS for system management and hardware-accelerated AES-256 encryption to provide a secure, offline alternative to software-based authentication tools. The system features a built-in web management interface for configuration and credential management without requiring cloud connectivity.

UniGeek is a comprehensive multi-tool firmware for ESP32-based handheld devices, offering a suite of tools for WiFi security, Bluetooth analysis, and hardware module interfacing. Built on the Arduino framework and FreeRTOS, it supports a wide variety of hardware including M5Stack, LilyGO, and custom DIY builds.

An interactive 3D jellyfish animation project designed for the ESP32-based Cheap Yellow Display (CYD). It features a low-poly rendering engine, touch-based camera and color controls, and a custom 3D-printable enclosure designed with OpenSCAD.

A high-performance OutRun-style racing game for the ESP32-S3 featuring procedural tracks, 3D mesh rendering, and a dynamic day/night cycle. It utilizes the TFT_eSPI library and PSRAM double-buffering to achieve smooth visuals on an ILI9341 display.

The Seeed Studio XIAO Debug Mate is an open-source multi-tool based on the ESP32-S3 designed for debugging embedded systems. It integrates a DAPLink debugger, a serial UART monitor, and a high-precision power profiler with visual feedback via an onboard 2.01-inch TFT LCD and a 36-LED matrix. The project utilizes FreeRTOS, LVGL for its graphical interface, and the TFT_eSPI library for display management.

PixelRoot32 is a lightweight, modular 2D game engine written in C++17 for ESP32 microcontrollers and PC simulation. It features a scene-based architecture, NES-style audio synthesis, and a high-performance rendering pipeline optimized for embedded hardware using DMA transfers.

dtuGateway is an ESP32-based firmware that bridges Hoymiles HMS-series solar inverters with integrated Wi-Fi to smart home ecosystems. It provides reliable data monitoring and remote control via MQTT, REST API, and openHAB, bypassing the limitations of the official cloud interface. The project supports various local displays and features a captive portal for easy configuration.

This project provides optimized configurations and benchmarking tools for three common ST7789-based IPS displays with resolutions of 170x320, 240x280, and 240x320. It leverages the TFT_eSPI library to achieve high frame rates on ESP32 and RP2040 microcontrollers, including detailed wiring and setup files for various hardware platforms.

This project provides a feature-rich custom firmware for ESP32-based EleksTube IPS digital clocks, enabling internet time synchronization and weather updates. It utilizes the TFT_eSPI library for high-quality display management and LittleFS for asset storage, while offering a web-based configuration portal and MQTT integration for smart home ecosystems.

Gaggimate is an ESP32-based smart control upgrade for Gaggia espresso machines, providing a custom UI for temperature monitoring and pump control. It leverages the FreeRTOS-based ESP32 platform using LVGL and TFT_eSPI for its display interface, and NimBLE-Arduino for wireless connectivity.

An optimized Nintendo Entertainment System (NES) emulator rewritten for the ESP32 platform. It supports full audio emulation and achieves native speeds on dual-core ESP32 hardware using the Arduino framework and TFT_eSPI library.

A security-focused firmware for ESP32 microcontrollers that replicates Pwnagotchi-style peer detection and network interaction. It supports Wi-Fi scanning, deauthing, and BLE functions while providing an emotional interface through various display modules.

An autonomous virtual pet application for the ESP32-S3 that 'feeds' on nearby WiFi networks. It features a full-color UI on an ST7789 display, persistent state management via Preferences, and a custom behavior engine that evolves the pet based on environmental factors.

An ESP32-based telemetry display for Alfa Romeo Giulia and Stelvio JTDm vehicles. It interfaces with a Bluetooth OBD2 adapter to monitor engine parameters, DPF regeneration cycles, and battery health using the LVGL graphics library on a touchscreen TFT display.

A comprehensive collection of LVGL (Light and Versatile Graphics Library) examples and tutorials for ESP32 and ESP8266 platforms. It supports multiple development frameworks including Arduino, ESP-IDF, and MicroPython, providing drivers and UI templates for various display types.