Mechatronics

Experimental Drosophila-inspired camera-to-robot bridge. Working mock neural backend, optical flow, IMU feedback and UDP motor control. MaleCNS integration planned.

A collection of cool projects to make!

USB Hi-Res Stereo Audio DAC using STM32F411 / 401 "Black Pill" development board and Texas Instruments PCM5102A / Philips UDA1334ATS DAC modules

A fast and flexible data logging/tracing toolkit for software testing, debugging, and visualization. Features minimally intrusive C/C++ code instrumentation, a host-based decoding application, and demo code. It is essentially an fprintf() function that runs on the host instead of the embedded system.

A desk lamp that's learning to be more than a lamp

A comprehensive open-source book on the Precision Time Protocol (IEEE 1588/gPTP). From thought experiments to protocol internals, LinuxPTP source code analysis, and a hands-on ptp-lite implementation (~1000 lines C). A complete guide from theory to running code.

Flight Controller Firmware

嵌入式开源库速查表，快速定位所需功能。300+ libraries for embedded dev, modularly organized, covering the common ground.

DataVisualizer | 非侵入式变量高速采样可视化实时示波工具

Highly flexible Composite USB Device Library

Linux firmware for the Echo Dot (2nd gen): no Fire OS, no Alexa. A local Home Assistant voice satellite with all seven mics, Bluetooth speaker mode, signed A/B updates and SSH.

Open-source, fully 3D-printable 6-DOF controller for CAD and slicer navigation, powered by an Arduino Pro Micro and Hall-effect joysticks.

Self-hosted print farm manager for multi-brand 3D printer fleets — Prusa, Bambu, Elegoo, Klipper. Live fleet monitoring, automated job dispatch, no cloud.

Real Linux 7.2.4 running natively on the ESP32-S3's Xtensa cores (not emulated), with working WiFi and the chip's hardware RSA accelerator exposed to the Linux Crypto API and fork(). One flashable image; 16MB flash / 8MB PSRAM; NOMMU; STA-only.

Effortlessly generate accurate, configurable orthographic templates for 3D modelling from existing 3D models including mods for Assetto Corsa and beamNG Drive.

A standalone desk flight radar on a single ESP32 board with a 7" touchscreen.

Groki Bot desktop robot (M5Stack CoreS3): firmware, a voice and MCP gateway for your computer, and a hand-off to Grok Bot agents

ESP32 AI agent with persistent memory and offline rule engine - chat to configure, run locally 24/7. (Telegram / Serial / NATS).

Whistle speech-to-text running fully on an ESP32-S3: hold a button, say a colour in one of 7 languages, the LED does it. No network.

A community based open source nesting application for laser cutters, plasma cutters and other CNC machines.

Porting MMU Linux to ESP32-S31

Secure Wireless Data-Transfer over BLE and USB for Passwords, Pentesting and Media Control.

HiCAD,一款AI驱动的CAD建模平台

Open-source, under-$35 AI navigation glasses for blind & low-vision people — safety-first guidance, printable enclosure, community build kit.

OpenWrt firmware for JDCloud RE-CS-02 (AX6600), featuring NSS hardware acceleration, athena-led support, and performance optimizations

An open-source platform for building DIY sand tables (like the Sisyphus or ZenXY)

Esphome based Immich digital photo frame

Clarvis - 3D Printing Made Easy

Cydintosh: Little 68k Brother is watching your Smart Home 👀

A solution that makes it easy to connect ESP32 devices to Home Assistant, provided by Seeed Studio.

The world's smallest AI agent runtime. 49KB. Written in Zig. Zero dependencies.

An e-ink remote for Home-Assistant built with FastEPD

An open-source SO-ARM102 robot arm, successor to SO-ARM100 and SO-ARM101. LeRobot-compatible leader-follower kit for teleoperation and imitation learning, with improved rigidity, parallel gripper, STEP/STL files and BOM.

Native Tailscale (and Headscale) on ESP32 as an ESPHome external component: the device joins your tailnet as a real node with its own 100.x address - WireGuard, DERP, DISCO, works without PSRAM on the C3.

No-root Android + ESP32 Wi-Fi/BLE security testing toolkit. Deauth, captive portal, packet capture, BLE HID, and defense/detection modules, controlled over USB-OTG, no custom kernel or external adapter required.

pg0 - Zero-config PostgreSQL with pgvector

ESP32 2.4 GHz SDR

A lightweight, low-allocation, high-performance HTTP client library for ESP32.

Open-source runtime for distributed edge applications. Write message-driven WebAssembly cells in Rust; Myrmic handles execution, messaging, state and placement across microcontrollers, gateways and servers.

Make Local AI Toys, Robots, Devices that work with a MacBook and an Arduino ESP32

KryonOS is an ESP32 GUI operating system with a JavaScript runtime for apps. It provides a real touch-based interface and allows installing and running JS apps dynamically without reflashing firmware.

Noodle provides primitive modular functions for convolution layer, dense layer, pooling and activations. It allows streaming the intermediate activations, weights, and biases from/to SD/FFat/SD_MMC filesystems to overcome RAM limitations.

A modular, multi-node ESP32 anti-tracking decoy swarm. summon the crowd, bury the signal.

MiniOS ESP is a FreeRTOS-based, Unix-like command-line operating system for ESP32 and RP2350 microcontrollers with ST7789 TFT displays, featuring kernel-level process management, a feature-rich interactive shell and network connectivity tools.

📟 Claude Code physical companion on M5Paper V1.1 e-ink. Multi-session dashboard, hardware approval (buttons + touch), AskUserQuestion option cards, CJK, USB/BLE, installable as a Claude Code plugin. / Claude Code 实体搭档，把 M5Paper 变成 Claude Code 的多会话看板 + 硬件审批面板。

A lightweight pure Python DSP engine for ESP32 Wi-Fi CSI spatial sensing. 极简版纯 Python Wi-Fi

AI-native embedded engineering agent — from natural-language requirements to code, build, flash, runtime validation, diagnosis and repair.

Use a CYD (cheap yellow display) to display Home Assistant information using ESPHome

An open-source ESP32-C3 desktop companion robot and personal IoT avatar.

ClawPuter — pixel desktop companion for M5Stack Cardputer (ESP32-S3). AI chat, voice input, real-time weather, synced macOS desktop pet.