298 projects using lwIP
lwIP (lightweight IP) is a widely-used, open-source TCP/IP stack designed specifically for resource-constrained embedded systems. It minimizes RAM usage while providing a full-scale TCP implementation, making it suitable for devices with only tens of kilobytes of free memory.
A demonstration project for implementing secure Firmware Over-The-Air (FOTA) updates on the Raspberry Pi Pico W. It utilizes FreeRTOS and the lwIP stack to download encrypted firmware images from a TCP server and apply them using the pico_fota_bootloader.
A specialized port of the XPowersLib library to the ESP-IDF framework for managing the AXP2101 Power Management IC. It provides a comprehensive API for controlling power rails, monitoring status, and configuring voltage outputs on ESP32-based hardware.
A specialized port of the ESP32-Marauder firmware tailored for the Cheap Yellow Display (CYD) hardware family. It provides a comprehensive suite of WiFi and Bluetooth testing tools, including wardriving, packet capture, and signal analysis, optimized for various ESP32 and ESP32-S3 touch screen modules.
A power-efficient environmental sensor project built on the XIAO ESP32C6 using the ESP-IDF framework. It supports Wi-Fi and ZigBee connectivity, MQTT messaging, and integrates Bosch BME280/BME680 and Sensirion SGP41 sensors for comprehensive air quality monitoring.
An ESP32-S3 powered intercom gateway that bridges TCS and Koch intercom systems with home automation platforms. It features TC:BUS communication, integrated solid-state relay control, and full ESPHome support for seamless integration into Home Assistant and HomeKit.
The official software development kit for Realtek Ameba Pro2 series SoCs, featuring a FreeRTOS-based environment for IoT, video streaming, and AI-enabled applications. It provides comprehensive support for WLAN, Bluetooth, and specialized hardware scenarios like smart glasses.
A specialized Wi-Fi security testing and phishing tool designed for the ESP32 microcontroller series. It enables Evil Twin attacks, Karma attacks, and handshake captures through a web-based administrative interface, targeting various ESP32 variants including the S3, C3, and C6.
An optimized ESPHome configuration for the Marstek Venus E battery system using LilyGO T-CAN485 hardware. It enables high-speed Modbus RS485 monitoring and control with significant performance improvements over standard implementations. The project provides real-time metrics, energy tracking, and advanced power management through Home Assistant integration.
An open-source family of ESP32-based remote-controlled rovers featuring 3D-printable mechanical designs and a rocker-bogie suspension system. The project supports multiple control methods including WiFi via a custom HTTP API and ExpressLRS (ELRS) for long-range operation. It includes two variants: the standard Pathfinder for high-torque applications and the Pathfinder Mini for compact, camera-enabled exploration.
A high-resolution, wireless laser Digital-to-Analog Converter (DAC) powered by the ESP32-S3. It features 16-bit 8-channel output, SD card playback, and support for ILDA Digital Network (IDN) and custom UDP streaming protocols.
An ESP32-S3 powered smart clock project featuring a round touch display, Text-to-Speech capabilities, and integrated battery monitoring. Built using the ESP-IDF framework and LVGL graphics library, it serves as a comprehensive hardware abstraction layer and demo for the WaveShare 1.85-inch Touch LCD development board.
A multi-protocol Zigbee gateway and energy management hub built on the ESP32-S3 platform. It integrates Zigbee devices, Linky smart meters, and energy sensors into home automation systems via MQTT and a local web interface.
A comprehensive multi-application launcher and management system for the M5 CardPuter. Built on ESP-IDF and FreeRTOS, it enables users to install and run multiple applications from cloud repositories, SD cards, and USB storage.
A firmware implementation for ESP32 that enables remote ARM microcontroller debugging and flashing via the CMSIS-DAP protocol over TCP/IP. It supports both JTAG and SWD interfaces, allowing OpenOCD to connect to target hardware over WiFi. The project includes a UART-to-TCP bridge for remote serial console access.
A production-ready Tailscale protocol implementation for ESP32 microcontrollers using the ESP-IDF framework. It enables secure VPN connectivity via WireGuard encryption, supporting NAT traversal through DERP and STUN.
A portable SSH terminal client for the ESP32-S3 T-Deck Plus handheld device. It provides a full SSH2 terminal with PTY support, hardware keyboard integration, and a graphical interface built on FreeRTOS and LVGL. The project targets secure remote server management on compact, battery-powered hardware.
A Model Context Protocol (MCP) server implementation for the ESP32-CAM that enables remote camera control and system monitoring through a standardized JSON-RPC 2.0 API. It supports image capture optimized for AI assistants, LED/flash management, and comprehensive hardware diagnostics.
A collection of example applications for the ESP-MESH-LITE networking framework on ESP32. It demonstrates various protocol implementations including MQTT, HTTP, WebSocket, and FTP within a mesh topology. The project highlights the unique architecture of ESP-MESH-LITE where each node enables the LWIP stack for direct network interface invocation.
A memory-optimized C library for ESP32 microcontrollers to interface with the OpenRouter AI API. It supports chat completions, real-time token streaming, AI function calling, and multimodal processing within the ESP-IDF framework.
A project that ports the R2P2 (Ruby Rapid Portable Platform) to the ESP32 series of microcontrollers using the ESP-IDF framework. It enables running PicoRuby on embedded hardware with support for automatic script execution and integrated file storage.
A custom ESP8266 firmware for Geek Magic smart clock clones featuring NTP synchronization, Pomodoro timers, and a web-based configuration dashboard. It utilizes the TFT_eSPI library for display management and LittleFS for asset storage. The project also includes a Linux-based companion server for forwarding system notifications to the device display.
A Wi-Fi-enabled pixel art player built on the ESP32-P4 platform featuring multi-buffer rendering for gapless playback of animated WebP, GIF, and PNG files. It integrates with the Makapix Club social network via secure MQTTS and provides a local web interface for device management.
An end-to-end conversational AI assistant using an ESP32 for real-time audio capture and playback. It leverages a Python backend for Speech-to-Text (Whisper), Language Modeling (Gemini), and Text-to-Speech (Piper) via WebSocket streaming. The system targets ESP32 hardware with I2S peripherals for high-quality voice interaction.
An ESP32-C6 firmware designed to stream high-quality mono PCM audio from an I²S microphone over RTSP for bird sound identification. It features a comprehensive Web UI, JSON API for integration, and real-time audio processing including a configurable high-pass filter. The project is optimized for the Seeed XIAO ESP32-C6 and the ICS-43434 digital microphone.
A modular AIoT firmware for the Pixlpal desktop companion based on the ESP32-S3 SoC. It utilizes the ESP-IDF framework and FreeRTOS to power an interactive 128x64 RGB LED matrix display with features like Wi-Fi connectivity, BLE control, and audio processing.
An advanced internet radio player based on the ESP32-A1S Audio Kit, utilizing the ESP-ADF framework and FreeRTOS. It features a local web server for remote control, support for multiple audio formats, 10-band equalization, and SD card recording capabilities.
A custom firmware launcher for the Tab5 device based on M5Launcher, utilizing the LVGL graphics library for its user interface. It allows users to load and flash binary firmwares from a FAT32-formatted SD card onto the ESP32-P4 based hardware.
A DIY Zigbee-enabled gas meter built on the ESP32-C6 using the ESP-IDF framework. It tracks real-time gas consumption and flow rates, integrating with Zigbee2MQTT and Home Assistant for energy management. The device features battery optimization, non-volatile storage for data persistence, and OTA firmware updates.
A demonstration project showcasing Embedded Swift on the ESP32-C6 microcontroller. It features a rotating 3D cube animation on an OLED display using the U8g2 library and I2C communication within the ESP-IDF framework.
A comprehensive DIY project for building ESP32-based environmental sensors and cameras integrated with Home Assistant via the ESPHome framework. It covers hardware selection, 3D casing design, wiring, and non-linear calibration to ensure accurate readings despite internal heat generation.
A multi-interface network gateway firmware for the ESP32 series that implements the Reticulum Network Stack (Reticulum). It enables transparent packet routing and bridging across WiFi, ESP-NOW, LoRa, Serial, and HAM radio interfaces, providing a resilient and cryptographically secured communication mesh.
An embedded project that repurposes the ESP32's internal Audio PLL and I2S Master Clock to create a functional FM radio transmitter. By dynamically adjusting the APLL frequency via a high-resolution timer, it achieves real-time frequency modulation of an 8kHz audio signal. The project demonstrates advanced peripheral manipulation for RF generation without external transmitter chips.
StickiNote is a digital sticky note application optimized for the ESP32-P4 high-performance microcontroller. It utilizes the MIPI DSI interface for 10-inch displays and the LVGL v9 library to provide a smooth, e-paper-styled user interface with persistent storage.
An end-to-end platform for deploying state-of-the-art AI voice agents on ESP32-S3 hardware. It utilizes a Deno-based edge server to bridge microcontrollers with APIs from OpenAI, Gemini, and Eleven Labs, featuring Opus audio compression and Secure WebSockets for low-latency speech-to-speech interaction.
An open-source firmware for ESP32-S3 microcontrollers that replicates and extends the functionality of the Bus Pirate hardware tool. It provides an interactive CLI for sniffing, sending, and scripting various digital and radio protocols like I2C, SPI, UART, CAN, and Sub-GHz.
A comprehensive RTSP server library for the ESP32 platform that enables streaming of video, audio, and subtitles. It supports multiple transport protocols including UDP, TCP, Multicast, and HTTP tunneling, with specific optimizations for ESP32 camera sensors and I2S audio interfaces.