SPIFFS Projects

This project is a specialized fork of the RNode Firmware Community Edition (CE) that introduces NeoPixel status indicators for ESP32-based hardware, specifically the LilyGO LoRa32 v2.1. It serves as a software-defined LoRa modem for the Reticulum network stack, providing visual feedback for boot sequences and data transmission using the ESP32's underlying FreeRTOS-based Arduino core and SPIFFS for asset management.

OttoClaw is an AI-powered desktop humanoid robot system built on the ESP32-S3 and FreeRTOS. It features a local lightweight agent that handles conversation, memory, and autonomous physical movements through six servos without relying on cloud servers, utilizing LVGL for its graphical interface and SPIFFS for local data persistence.

A passive RF scanner for the M5Cardputer ADV that detects Flock Safety ALPR cameras and Raven surveillance devices. It utilizes WiFi promiscuous mode and BLE scanning on the ESP32-S3, running entirely locally without cloud connectivity. Detections are logged to an SD card with GPS coordinates and signal strength visualizations.

ehRadio is a feature-rich internet radio firmware for the ESP32 platform, specializing in the ESP32-S3 for high-performance audio streaming. It features a mobile-first WebUI, supports multiple audio decoders like I2S and VS1053, and integrates seamlessly with Home Assistant via MQTT.

An efficient and modular Pomodoro timer implementation specifically designed for the M5Stack Dial v1.1. It leverages the ESP32-S3 to provide a smooth rotary-based user interface, smart break calculations, and a high-performance display engine with SPIFFS-based asset management.

A DIY remote controller for the Quntis Monitor Light Bar PRO+ that enables smart home integration using an ESP32 and NRF24L01 module. It features a dedicated sniffer to capture proprietary remote addresses and supports both standalone MQTT and native ESPHome configurations.

TankSync is a solar-powered, local-first smart water monitoring system built on ESP32 and ESP32-C3 hardware using the ESP-IDF framework. It utilizes long-range LoRa communication to bridge rooftop sensors with an indoor hub, offering Home Assistant integration and offline reliability via FreeRTOS-based firmware.

CircuitPal is a multi-function ESP32 gadget featuring an SH1106 OLED display and a three-button navigation system. It integrates an NTP-synced clock, live weather updates via OpenWeatherMap, and a custom GIF player using a page-based state machine architecture. The device simplifies connectivity with a captive-portal WiFi setup and utilizes NVS flash for persistent credential storage.

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.

An expressive AI desk companion based on the Seeed Xiao ESP32-S3 that features a fully animated face system. It utilizes the ESP-IDF framework with FreeRTOS, LVGL for rendering display interfaces, and SPIFFS for asset storage. The project integrates I2S audio components for listening and speaking capabilities, creating a dynamic interactive experience.

An ESP32-based bridge that interfaces CAN bus systems with IoT environments using the Lawicel (SLCAN) protocol. It supports real-time CAN data monitoring and transmission via a web interface, Serial, or WebSockets, and is designed for automotive and industrial applications.

The SW32 is a modern 4-channel E-Stim box powered by a dual-processor architecture featuring an RP2040 and an ESP32. It provides isolated outputs, a color display, and versatile control via USB, Bluetooth, or Wi-Fi, utilizing FreeRTOS through the ESP-IDF framework alongside the SPIFFS and littlefs filesystems.

An ESP-IDF based firmware for creating local mesh networks using ESP32-DevKitV1 hardware. It features a self-hosted web server for configuration, real-time topology visualization via WebSockets, and a custom OTA update mechanism that broadcasts firmware to all nodes in the mesh.

The Tick is an ESP32-C3-based covert access control implant designed to intercept, log, and replay credentials across Wiegand, Magstripe Clock&Data, and OSDP protocols. It features a robust hardware design with integrated level shifting and a high-efficiency DC-DC converter, supported by a modular software stack utilizing NimBLE for Bluetooth and a custom HTTP interface for remote management.

A high-performance serial communication hub for ESP32 and ESP32-S3 microcontrollers that bridges UART data to USB, WiFi, and Bluetooth. It features protocol-aware optimizations for MAVLink, SBUS, and CRSF, and includes a comprehensive web-based configuration interface.

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.

PrintSphere is an ESP32-S3-based companion device for Bambu Lab 3D printers featuring a 1.75-inch circular AMOLED touch display. Built with ESP-IDF and LVGL, it provides real-time status monitoring, camera snapshots, and hybrid cloud/local network routing for seamless printer management.

A low-power 2.4GHz wireless jammer built on the ESP32-S3 platform using nRF24L01+PA+LNA modules. It provides a comprehensive web interface for targeting WiFi, Bluetooth, and Zigbee signals across custom frequency ranges.

XiaoClaw is an integrated firmware for the ESP32-S3 that combines voice interaction with a local AI agent. It utilizes the ESP-IDF framework and FreeRTOS to provide a complete system for voice I/O, LLM-powered reasoning, tool calling, and autonomous task execution.

A Tamagotchi-style virtual pet simulator designed specifically for the M5Stack Cardputer ADV hardware. Built on the ESP32 platform using the Arduino framework, it features complex life stage management, mini-games, and an automated OTA asset provisioning system.

MiniOS-ESP is a lightweight, Unix-like command-line operating system designed for ESP32 microcontrollers with ST7789 display support. Built on a FreeRTOS kernel, it provides process management, a SPIFFS-based filesystem, and advanced networking and mathematical utilities.

Frekvens is an open-source ESP32 firmware modification for IKEA Frekvens and Obegränsad LED displays. It adds smart-home integrations, 35+ display modes, and real-time connectivity via MQTT and WebSockets, transforming static hardware into internet-connected IoT displays.

A system information and logging utility for ESP32 and ESP8266 that provides a Neofetch-style ASCII dashboard. It features a Python-inspired logger with thread-safe operations on FreeRTOS and supports detailed hardware diagnostics including memory, network, and chip status.

A sophisticated touch-screen control interface for the Waveshare ESP32-S3-Touch-LCD-4B, featuring Home Assistant integration and real-time weather tracking. It utilizes the LVGL graphics library for a high-performance UI and implements advanced power management via the AXP2101 PMU.

A Board Support Package for Wireless Tag WT32-SC01 series boards utilizing ESP-IDF 5.x and LVGL 9.x. It provides integrated drivers for ST7796 LCDs and FT5x06 touch controllers, alongside support for SPIFFS and uSD card storage on ESP32 and ESP32-S3 platforms.

Esp32Repartition is a specialized tool designed to update ESP32 partition tables via Over-the-Air (OTA) updates, primarily to solve storage constraints for WLED firmware. Built on the ESP-IDF and Arduino frameworks, it enables resizing of app partitions by shrinking data sections without requiring a physical USB connection.

A comprehensive development resource for the Seeed Studio XIAO ESP32 family, including the C3, S3, and C6 modules. It provides over thirty modular projects demonstrating hardware-specific features like LiPo battery monitoring, deep sleep optimization, and advanced wireless implementations such as BLE HID keyboards and WebSocket camera servers.

A port of the SQLite3 relational database engine for ESP32 microcontrollers using the ESP-IDF framework. It supports ESP-IDF V5.x, offers specialized PSRAM memory management, and integrates with various filesystems including SPIFFS, LittleFS, and FATFS.

A comprehensive set of examples for integrating the zlib compression library with ESP-IDF on ESP32 series microcontrollers. It includes implementations for SPIFFS, HTTP servers, MQTT, and TCP communication, with a focus on optimizing memory footprint for embedded environments.

PathShield is a privacy-focused RF monitoring tool for the M5StickC-Plus, designed to detect and alert users to persistent WiFi and BLE devices. It employs a multi-threaded ESP32 architecture and a sophisticated persistence scoring algorithm to distinguish potential trackers from ambient wireless noise. The system features an offline manufacturer database and customizable detection thresholds for enhanced situational awareness.

ESPRI is an ESP32-based interface designed to extend the functionality of ham radios, such as the Quansheng UV-K5. Built using the ESP-IDF framework and FreeRTOS, it provides features like wireless UART, AFSK/Morse beacons, audio recording to SD cards, and a web-based control panel.

BugBuster is an open-source, four-channel analog/digital I/O debug and programming tool built around the ESP32-S3 and the Analog Devices AD74416H. It features a high-precision ADC/DAC, waveform generation, and a 32-switch MUX matrix, all managed by a FreeRTOS-based firmware and a cross-platform Tauri desktop application.

An open-source energy monitoring system built on the ESP32-S3 and ADE7953 IC, capable of tracking up to 17 circuits. It features a task-based FreeRTOS architecture and supports multiple integration protocols including MQTT, Modbus TCP, and InfluxDB.

This ESP32-based desk clock provides real-time monitoring of temperature, atmospheric pressure, and humidity using the BME280 sensor and a DS3231 RTC. The system features an auto-dimming MAX7219 LED matrix display, WiFi-based NTP time synchronization, and a built-in web server for configuration, all developed using the Arduino framework and SPIFFS for data management.

A standard ESP-IDF component that integrates the 4diac FORTE open-source PLC runtime framework for ESP32 and ESP32-S2 microcontrollers. It utilizes FreeRTOS and LwIP to provide an IEC 61499 compliant execution environment for distributed industrial control applications.

A library for ESP32 that enables firmware and filesystem (SPIFFS/LittleFS) updates over Bluetooth Low Energy. It supports both BlueDroid and NimBLE stacks, offering features like data compression, secure RSA-based signature verification, and customizable callbacks for update monitoring.