esp32

A Japanese broccoli farmer with no engineering background used OpenAI's Codex to build custom DIY automation tools for his 100-hectare farm, including remote greenhouse vent control and temperature monitoring.

ESP32 Bit Pirate is an open-source firmware that turns an ESP32 into a multi-protocol hacking tool, supporting sniffing and interaction with various digital and radio protocols via serial or web-based CLI.

Roku has released the LT Operating System as an open source distribution, supporting ESP32 and Linux platforms. The page provides build and flash instructions for developers.

Muxcard is a fully functional DIY computer the size of a credit card, built around an ESP32-C3, e-paper display, and NFC, with potential use cases including wallets, pentesting, smart-home control, and more.

A hobbyist built a functional self-powered computer that is literally the size of a credit card and about 1mm thick, using an ESP32, NFC, e-ink display, and custom flex PCB.

The open-source project AI Desk Card combines e-ink hardware with AI Agent to intelligently display schedules, to-dos, GitHub activity, and more, supporting voice or text interaction without needing a phone app to configure.

The developer spent 14 months creating an AI physical prototype device named Keito, based on the ESP32 chip. It supports features such as voice conversation, real-time lip-sync animation, capacitive touch interaction, music playback, and weather query, aiming to liberate AI from the text box.

M5Stack PaperColor is a 4-inch color E-ink development board powered by ESP32 with audio I/O capabilities.

NumOS is an open-source operating system for graphing scientific calculators based on the ESP32-S3 microcontroller, featuring a Giac-backed CAS engine and LVGL 9.x interface.

RuView is an open-source WiFi sensing platform that uses Channel State Information (CSI) from low-cost ESP32 sensors to detect people, track movement, measure vital signs, and estimate pose through walls without cameras or wearables. The system runs entirely on edge hardware with cryptographic attestation and uses spiking neural networks for local adaptation.