Solutions

Proven ESP32 builds with parts lists, step-by-step installs and ready configs.

All Presence sensing Cameras & vision Edge AI Connectivity Monitoring Automation

All Beginner Intermediate Advanced

〰️ Intermediate

WiFi CSI Presence Node

Detect people through walls using WiFi physics — no camera, no privacy worries.

~$15 45 min ESP32-S3 (T-Dongle-S3 or DevKitC-1)

🧠 Intermediate

Pocket AI Agent

A full LLM agent with tools in under 888 KiB — chat with your hardware on Telegram.

~$10 40 min Seeed XIAO ESP32-C3 (also ESP32/S3/C6)

⚡ Intermediate

Motion-Triggered Energy Saver

Lights and cameras only when someone is there — ~91.5% lighting energy saved by design.

~$60 120 min ESP32-S3 + XIAO ESP32-S3 Sense + Shelly relay