ESP32: 29 Free Guides for Sensors and Modules
There is a wide variety of sensors, modules, and peripherals compatible with the ESP32 boards. We have tutorials for the most popular components. This article is a compilation of 29 …
ESP32
ESP32 WebSocket Server: Display Sensor Readings
In this guide, you’ll learn how to create a WebSocket server with the ESP32 to display sensor readings on a web page. Whenever the ESP32 has new readings available, the …
ESP32: Upload Files to LittleFS using Arduino IDE
In this guide, you’ll learn how to upload files to the ESP32 Filesystem (LittleFS) by using a plugin for Arduino IDE (1.8.X). LittleFS is a lightweight filesystem created for microcontrollers …
ESP32: Send Pushover Notifications (Arduino IDE)
In this guide, you’ll learn how to send ESP32 notifications to Pushover. Pushover is a notification service that integrates with many applications. You can send push notifications to all of …
ESP32-CAM Post Images to Local or Cloud Server using PHP (Photo Manager)
Learn how to make HTTP POST requests using the ESP32-CAM board with Arduino IDE to send photos to a server. We’ll show how to post a JPG/JPEG image to a …
Control ESP32 and ESP8266 GPIOs from Anywhere in the World
In this project, you’ll learn how to control your ESP32 or ESP8266 GPIOs from anywhere in the world. This can be very useful to control a relay, a thermostat, or …
DIY Cloud Weather Station with ESP32/ESP8266 (MySQL Database and PHP)
Build a cloud weather station dashboard to visualize your ESP32 or ESP8266 sensor readings from anywhere in the world. You’ll visualize your sensor data displayed on gauges and on a …
ESP32/ESP8266 Send Email Notification using PHP Script
In this project, you’ll build an ESP32 or ESP8266 client that makes an HTTP POST request to a PHP script to send an email notification with sensor readings. Updated on …
Visualize Your Sensor Readings from Anywhere in the World (ESP32/ESP8266 + MySQL + PHP)
In this project, you’ll create a web page that displays sensor readings in a plot that you can access from anywhere in the world. In summary, you’ll build an ESP32 …
ESP32: Erase Flash Memory (Factory Reset)
This is a quick guide showing how to erase the ESP32 flash memory to restore it to its original state. This might be useful if you want to delete any …
7 Different Ways to Send Notifications with the ESP32
In this guide, we’ll show you seven different ways to send notifications with the ESP32. We’ll cover sending SMS, emails, WhatsApp messages, and Telegram messages. We’ll show you different options …
Send SMS with the ESP32 (Twilio)
This guide shows how to send SMS with the ESP32 using an online service called Twilio. With this service, you can send SMS with the ESP32 without needing a GSM …
ESP32 HTTPS Requests (Arduino IDE)
In this guide, you’ll learn how to make HTTPS requests with the ESP32. We’ll introduce you to some HTTPS fundamental concepts and provide several examples (with and without certificates) using …
ESP32/ESP8266 with HTTPS and SSL/TLS Encryption: Basic Concepts
This article is a quick and simple introduction to HTTPS and SSL/TLS encryption with the ESP32 and ESP8266 NodeMCU board. We’ll take a look at some concepts and terms that …