IoT

3.9k-Star Wi-Fi Human Sensing Open Hardware

ESPectre: open-source Wi-Fi CSI radar spots motion, falls & pets—no cameras, $20 ESP32, Home Assistant ready.

Dec 23, 2025 • Meng Li

Simpler Than WebSocket? Server-Sent Events Explained

Lightweight SSE beats WebSocket for one-way live feeds—copy-paste Flask demo in 5 min.

Nov 17, 2025 • Meng Li

Write Arduino in Python? Ditch C++ Pain!

Control hardware with Python, not C++! Reduino converts Python code to Arduino C++ automatically. Perfect for beginners & rapid prototyping.

Nov 9, 2025 • Meng Li

MQTT vs. WebSocket: Who Rules IoT Messaging?

MQTT vs WebSocket: which real-time protocol powers your IoT, chat or push alerts? Compare and pick the winner here.

Nov 7, 2025 • Meng Li

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IoT