ESPectre
Media
Stories, tutorials, independent coverage, and community conversations about turning everyday Wi-Fi into a sensing platform.
From the founder
The story, design choices, and signal processing behind ESPectre.
ESPectre’s Launch Post
The launch post that sparked an Italian discussion.
How I Turned My Wi-Fi Into a Motion Sensor - P1
The origin story and the math behind Wi-Fi CSI sensing.
How I Turned My Wi-Fi Into a Motion Sensor - P2
How a research prototype learned to calibrate itself in real homes.
How I Turned My Wi-Fi Into a Motion Sensor - P3
How packet timing and traffic sources shape motion data.
Community
Questions, field reports, ideas, and technical discussion from people trying ESPectre.
Discuss ESPectre on GitHub
Ask questions, share ideas, and show what you are building.
ESPectre Wi-Fi Motion Detection
The project thread for setup, integration, and tuning feedback.
Motion Detection Based on Wi-Fi Spectre Analysis
The original Show HN thread, with early feedback and experiments.
ESPectre Wi-Fi Motion Detection via CSI
The ESPHome thread for setup, hardware, and field tests.
Coverage
Independent articles, tutorials, videos, and podcasts exploring the project and its approach.
Your Wi-Fi router can detect motion without a camera, using a €10 ESP32
An overview of ESPectre 3.0, its uses, and privacy trade-offs.
I turned Wi-Fi signal into a home motion sensor using an ESP32, and it now controls my smart devices
A hands-on ESPectre 3.0 setup with Home Assistant.
Теперь роутер делает стены прозрачными: Wi-Fi CSI
A video review testing ESPectre 2.8 with an ESP32-S3.
ESPectre - Bewegungserkennung nur mit WLAN und ESP32
A video tutorial setting up ESPectre 2.8 on an ESP32.
eSpectre - Quand votre Wi-Fi détecte les mouvements sans caméra
A write-up on ESPectre 2.8, its uses, privacy, and limits.
ESPectre: cómo convertir el Wi-Fi en un detector de movimiento
An overview of ESPectre 2.8, its privacy model, and deployment.
ESPectre Human Detector for Feather
A Feather ESP32-S3 experiment inspired by ESPectre 2.7.
Podcast Episode 355
An episode segment on ESPectre 2.4 and ESP32 person detection.
Make Your Own ESP32-Based Person Sensor
An independent look at ESPectre 2.4 and low-cost CSI sensing.
Deploying ESPectre on XIAO ESP32 with ESPHome
A XIAO ESP32 setup for ESPectre 2.4 on ESPHome.
ESPectre Tutorial: Motion Detection Using Wi-Fi Signals (ESP32 + Home Assistant)
A community tutorial written for the ESPectre 2.3 workflow.
ESPectre: cuando tu Wi-Fi empieza a “ver”
A deep dive into how ESPectre 2.2 reads motion from CSI.
自宅のWi-Fiを機械学習なしでモーションセンサーに変えてHome Assistantに統合できる「ESPectre」
A tour of ESPectre 1.2 and its math-first motion detector.