#esp32

A complete ESP32 energy monitor: read real volts, amps, watts, and kWh with a PZEM-004T, push them to a live dashboard over one WebSocket, and get a Telegram alert when the load spikes — no broker, no vendor app, on your own Cloudflare account.

Point Claude at your own IoT backend and let it read your sensors and flip your relays in plain language — no cloud middleman, no vendor skill. nodrix ships a native MCP server, owner-gated and off by default, that turns your ESP32 fleet into tools an AI agent can call.

A complete ESP32 CO2 and air-quality build on the Sensirion SCD41: true NDIR-grade CO2, temperature and humidity over one sensor, streamed to a live dashboard with colour-banded alerts — no MQTT broker, no Home Assistant server, on your own Cloudflare account.

Modbus RTU over RS-485 is the serial workhorse of industrial field wiring — the variant you'll meet...

An Epic of Silicon, Bits, and Giving Up Too Early How I Added the YM2151 Chip to...

Arduino vs ESP32: Which Development Board Should You Choose in 2026? If you're getting...

Andrei Pokotylo's Solar Devboard V1 packs an ESP32-C6 and a BQ25186 charger so remote sensor nodes top up their own battery from an 18 V panel.

Focus Open-Source UI Framework: Focus is an open-source C++ framework that brings app-style menus, view controllers, and safe scheduling to the ESP32 and other tiny-RAM boards.

Solar-Powered IoT Node ESP32-C6: An ESP32-C6 dev board built for solar IoT: BQ25186 charging, reverse-voltage protection, QWIIC I2C, and ten GPIO pins for cable-free sensor nodes.

The problem: agents that stop and wait Claude Code is Anthropic's terminal-based coding...

Duality Canvas Wall-Sized ESP32: Andy Huot's Duality Canvas tiles 16x16 addressable-LED PCB panels into a wall-sized display you can scale to any size, driven by an ESP32 and WLED.

Open Book Touch ESP32-S3: A $149 open-source e-reader runs on an ESP32-S3, sips under a milliamp while reading, and hands you the firmware, PCB, and CAD to hack it your way.