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ESP32 Touch Button
This article discusses creating a touch-sensitive button using the ESP32's internal capacitive touch sensors. It details the GPIO pins associated with the sensors and explains how to read touch inputs using Arduino syntax.

Bounce2 Library for Arduino Debouncing Made Easy
The Bounce2 library is a easy use tool for Arduino platforms, it will help us to solve the problem of erroneous states caused by the tiny vibrations of mechanical key switches when they are closed or opened.

ESP32 Get Sound from I2S Microphone
This tutorial explains how to build an IoT application to control a light switch remotely using the ESP32 microcontroller, Wi-Fi, and a relay module.