100+ DIY IoT Projects with Code and Schematics

Internet of Things (IoT) is revolutionizing the electronics industry. With more and more applications adapting IoT, it is important for the engineers of today to get acquainted with this technology. To help you with the same, Circuit Digest provides you with a large collection of free IoT projects for you to learn and recreate. The projects are built using the popular development platforms like Arduino, Raspberry Pi, ESP8266, STM32, MSP430, PIC amongst others. All projects are documented with a neat circuit diagram, code and demonstration video to provide a complete do-it-yourself experience. If you want more projects you can also check out our collection at Basic Electronics Projects | Arduino Robotics Projects | Arduino AI Projects | Arduino Home Automation Projects | Raspberry Pi Projects | ESP32 Projects

In the last part, DIY Smartwatch using ESP32, we have looked at how to make some…

In one of our previous projects, we interfaced SX1278(Ra-02) based LoRa module with Arduino and established…

When we are talking about LoRa, it's been more than 10 years since its first official launch and since that day LoRa is…

IoT and home automation have come a long way since they first gained popularity in 2014, thanks to the debut of a game-…

As winter sets in, the air hanging over us thickens with smoke and gaseous emissions from burning fields, industrial factories…

There are several soil monitor sensors available that can be easily interfaced with the Arduino or other…

Nowadays, Security system is one of the most researched fields and with increasing security threats, companies are launching…

The ESP32 based project is basically to detect the theft from the energy meter used in households as well as…

The idea struck us when we observed that the garbage truck use to go around the town to collect solid waste…

This project shows how to convert a normal doorbell into a WIFI-based doorbell which notifies on your phone…

In buildings, bungalows, etc water is stored in overhead tanks. Overhead tanks ensure the continuous flow of water to our homes…

It is important to first understand what the project is intended to do. Way before starting my IoT &…