Top 40 IoT Project Ideas and Topics in 2024 [Source Code]

Regarding streamlining operations, the Internet of Things (IoT) has no match. The IoT has turned out to be a ground-breaking innovation. Radical changes are all around us and have significantly altered our way of life in this digital era via IoT projects. It can help companies monitor data, optimize their supply chains, perform predictive maintenance, and various other tasks.  
This has led to a significant increase in demand for IoT professionals across industries, creating lucrative career prospects. However, aspirants need to have a clear idea of how to conduct IoT projects. For that, they need practice. To help them in this regard, here are the top 20 IoT project ideas for both beginners and professionals.    
Check out Online Certification Courses in Cloud Computing to learn more and work on these fascinating Internet of Things (IoT) projects. 

Read on!

What Is IoT (Internet of Things)?

Before moving on to the best IoT project ideas, you need to have a clear understanding of what is IoT?

IoT is a network of electronically interconnected physical items. Software, embedded electronics, sensors, and a host of other things are included in the list of physical objects. IoT is the process of gathering and sharing data among a network of linked devices to improve decision-making. This cutting-edge technology is always evolving and expanding. 

Now, coming to what is IoT projects, they are activities that involve setting up a network of connected devices and enabling them to collect and share data autonomously. They may include gadgets, sensors, actuators, etc., with each component establishing communication and interoperability among themselves via internet connectivity.

What is the Purpose of the IoT Project?

Thanks to the extensive range of platforms and protocols already in use, the IoT makes it possible to connect, manage, and control many devices and items that were previously impossible to secure. 

List of Internet of Things (IoT) Project Ideas and Topics

IoT is gaining traction by making daily life more efficient in areas like technologies that improve home comfort, traffic control, or environmental systems. A fan is a straightforward item, but when it connects to a smartphone to be turned on and off, it transforms into a smart device or an IoT device. The popularity of IoT is expanding a lot, and so is the list of IoT based projects at universities and workplaces. 

IoT Project Ideas and Topics for Beginners	IoT Project Ideas and Topics for Advance Professionals
1. Heart Rate and SpO2 Monitoring System	1. Air Pollution Monitoring System
2. Smart Door Lock System	2. Smart Parking System
3. Remote Plant Monitoring System	3. Smart Traffic Management System
4. Smart Cup Coaster	4. Smart Anti-Theft System
5. Contactless Switch System	5. Health Monitoring System
6. Smart Mirror System	6. Prison Break Monitoring And Alerting System
7. Flood Detection System	7. Forest Fire Detection System
8. Smart Gas Leakage Detecting Bot	8. Smart Energy Grid
9. Smart Garage Door	9. Smart Baggage Tracker
10. Smart Alarm Clock	10. Street Light Monitoring System
11. Smart Fire Detection System	11. Weather Reporting System
12. Smart Agriculture System	12. Home Automation System
13. Smart Cradle System	13. Face Recognition Bot
	14. Safety Helmet For Mining Workers

Check out the AWS Solution Architect courses online to learn more about Internet of Things projects for beginners to advanced level.

IoT Project Ideas and Topics for Beginners (With Source Code)

We have several IoT gadgets to make our lives easier, but we offer a list of top IoT projects for those interested in this field and who would like to contribute. Working on the items on the following list will help this particular field of technology advance. 

1. Heart Rate and SpO2 Monitoring System 

Source: ResearchGate

After the COVID-19 pandemic, monitoring the heart rate and SpO2 levels have become critical in healthcare. However, due to the lack of adequate supplies, a majority of people, especially in rural areas, do not have access to these measurement kits. This IoT project will help you make a measuring kit with a few simple tools.    

Technical Requirements  

• Arduino UNO 
• 1 Pulse oximeter 
• Buzzer 
• Adafruit OLED Display 
• Hooking wires 
• Power supply 

Here is the source code.

2. Smart Door Lock System 

Nowadays, people are showing an increasing preference for smart door lock systems. They are accessible via biometric sensors, electronic sensors, Bluetooth, etc., and mitigate the need for traditional keys.  

Moreover, they are excellent for senior citizens or people with cerebral palsy or Parkinson's who find it difficult to use keys.   

Technical Requirements  

• ESP8266 wifi Module 
• Arduino  
• AVR microcontroller 
• High-power transistor 
• Solenoid lock 
• Biometric or electronic sensor 
• Power supply 

Here is the source code for this IoT project. 

3. Remote Plant Monitoring System 

Amidst hectic daily schedules, people often forget to water their plants. Thus, in this IoT project, you will learn how to create a remote plant monitoring system. It can be programmed to give you alerts when the soil moisture level is low, reminding you to water your plants.  

Moreover, the overall simplicity of this system makes it one of the best IoT project ideas for beginners.  

Technical Requirements  

• InfluxDB 
• Microcontroller 
• Breadboard 
• Soil moisture IoT sensor 
• Jump wires 
• Power supply 

 Here is the source code. 

4. Smart Cup Coaster

Source: LinkedIn

Most professionals sit for work with a hot cup of coffee or tea. However, they often end up forgetting about it and end up sipping a depressingly cold beverage. A smart cup roaster can change the game for professionals, providing them with a hot sip whenever they feel like it. 

Additionally, if you are looking for IoT project ideas for final-year students, this one can be ideal.     

Technical Requirements  

• Adafruit TMP006 Breakout 
• Arduino Mini Pro 
• 3D printed parts (Thingiverse) 
• LED Strip 
• 6x6cm Velostat 
• 2.7 KOhm resistor 
• 3.7V 250 mAh LiPo battery 
• Insulating tape 
• Wires 
• Power supply 

Here is the source code. 

5. Contactless Switch System 

After the pandemic, contactless switches are an absolute must in public places. They operate via gesture sensors, which negates the need for the user to come in contact with the switch. Moreover, with the advent of smart homes, contactless switch systems are gaining prominence in the interior decoration arena.    

Technical Requirements  

• Gesture sensor 
• OLED display 
• Arduino mini pro 
• 5V adaptor 
• Channel relay 
• Bulb/LED 
• Power source 

6. Smart Mirror System 

Source: Pantech Solutions

Imagine having a mirror where you can check out how you look, along with the latest news, weather updates, calendar, and a lot more. Additionally, you can give voice commands and make it perform several tasks.    

Technical Requirements  

• Monitor 
• Two-way mirror 
• Frame and back support 
• Plates  
• Registers  
• Jumper wires 
• Raspberry Pi Three and its power adopter 
• HC-SRO4 ultrasonic distance sensor 
• HDMI cable 
• Micro SD card 
• Power source 

Here is the Source code.     

7. Flood Detection System Using IoT

In many nations, natural disasters like floods always result in significant damage. A fantastic initiative that can also assist in preventing significant loss of property, life, and other precious assets is the flood detection system, an IoT-related project that forecasts floods well in advance.

The system monitors and detects various environmental elements, such as temperature, humidity, or water level, to forecast potential losses and generate alerts. 

Source Code: Flood Detection System

8. Smart Gas Leakage Detecting Bot Using IoT

A gas pipeline is practically every household and industry sector's lifeblood. Any leak might spread poison in the air, start a fire, or ruin the factory. Students studying chemistry can implant a bot into the pipe to check leaks using their explicit understanding of chemicals. If the bot discovers any leakage, the location is communicated across the IoT network using a GPS sensor.

Source Code: Smart Gas Leakage Detection Bot

9. Smart Garage Door Using IoT

Source: Matha Electronics

How inconvenient would it be if you had to manually open your garage door, drive your car out, and then close the door while you were in a rush? By interacting with an IoT network, smart garage doors may control your garage door using the power of your smartphone.

Additionally, it does away with the trouble of physically locking the door. Laser and voice commands and intelligent notifications for enhanced monitoring are some of the system's remarkable features. 

Technical Requirements  

• Arduino IDE 
• NodeMCU ESP32 
• Breadboard 
• Two servo motors 
• Jumper wires 
• Smartphone 
• Power supply 

Source Code: Smart Garage Door

10. Smart Alarm Clock Using IoT

Smart Alarm Clock is one of the most intriguing Internet of Things project concepts. It will assist you in waking up, but it also serves as a useful tool with several capabilities. A few of the many capabilities include starting a chat, voice commands, audio amplifier control, text-to-speech synthesizer, and more. 

Technical Requirements  

• ESP8266 wifi module 
• Breadboards 
• Arduino Uno or any other microcontroller 
• LCD display 
• LED lights 
• Speakers 
• Buzzers 
• Connectors and cables  
• Power supply 

Source Code: Smart Alarm Clock

11. Smart Fire Detection System 

Due to the increasing use of electronics in both domestic and commercial settings, electrical fires are on the rise. Thus, installing smoke detection systems in homes and offices is the need of the hour. A smart fire detection system can detect combustible gases and alert owners on how to stop or control the fire.  

Technical Requirements  

• MQ-2 Smoke Detection Sensor 
• Arduino 
• Resistor 
• Buzzer 
• 2 LED lights 
• Jumper wires 
• Breadboard 
• Power supply 

Here is the source code.

12. Smart Agriculture System Using IoT

Source: IndiaMART

Numerous farming operations are performed and monitored with the aid of the smart agriculture system. You can mechanically water a plot of land on a scheduled basis or spray fertilizer on farms with the aid of sensors. This method allows farmers to keep an eye on their crops from any location while concentrating on other labor-intensive agricultural duties for improved results. When is comes to other applications in agriculture, smart irrigation system using IoT,   These IoT-based mini-projects are in much demand nowadays.

Technical Requirements  

• Wifi modem 
• GSM modem 
• Arduino 
• Water sensor 
• Humidity sensor 
• Temperature sensor 
• Water pump 
• Mini exhaust fan 
• Transistors 
• Capacitors 
• Resistors 
• Crystal oscillator 
• LEDs 
• Diodes 
• Connectors 
• Cables 
• Adapter 
• PCB 
• Breadboard 
• IC and IC sockets 
• Switch 
• Push buttons 

Source Code: Smart Agriculture System

13. Smart Cradle System Using IoT

Use the innovative Smart Cradle System concept to make life easier for all the mothers who have to leave their kids at home to go to work. It enables parents to monitor the infant from a distance. When a baby is placed in the cradle, it activates a cry-detection system, live video stream, and user-friendly interface. To maintain the comfort of babies, this Internet of Things based project also keeps an eye on the humidity and temperature of the bed.

Technical Requirements  

• Arduino Mega 
• Arduino Ide 
• Android Studio 
• Python Idle 
• RaspController App 
• Sound Sensor 
• Water Sensor 
• IR Sensor 
• DHT11 Digital Temperature and Humidity Sensor 
• Raspberry Pi 3 
• Smartphone 
• Breadboard 
• Raspberry Pi Camera Module 
• Servo Motor 
• Power source 

Source Code: Smart Cradle System

Top IoT Project Ideas for Advance Professionals

1. Air Pollution Monitoring System Using IoT

Source: ResearchGate

Air pollution has worsened almost all major cities' air quality. As a result, many diseases have emerged, and human health is deteriorating. 

Internet of Things (IoT)-based air pollution monitoring systems can measure air quality. In this IoT mini project, the air quality will be continuously monitored in PPM while important logs are saved for later use. The system activates an alarm with MQ135 and MQ6 sensors if the air quality drops below a baseline. These sensors can identify dangerous gasses in the air and determine their precise concentration in real-time. 

Technical Requirements  

• Arduino Uno 
• MQ135 Gas sensor 
• Wifi module ESP8266 
• 1K ohm resistors 
• LCD  
• 10K potentiometer 
• 220 ohm resistor 
• Buzzer 
• Breadboard 
• Power source 

Source Code: Air Pollution monitoring System

2. Smart Parking System Using IoT

Due to the rising number of cars in urban areas, finding a parking spot has become a major challenge. This is especially annoying when you are in a rush and need to search around an area just to get a place to park your vehicle. To solve such problems, a smart parking system is what's needed.  

This is especially useful in public places like shopping malls and movie theatres, where people can view the available parking spots on a screen before entering. Furthermore, if you are looking for urban development-related IoT project topics, this can be a good place to start.  

Technical Requirements  

• IR transmitter-receiver 
• Atmega microcontroller 
• LCD display 
• DC motor 
• Capacitors 
• Resistors 
• Cables 
• Connectors 
• Transistors 
• LEDs 
• Diodes 
• PCB 
• Breadboards 
• Switch 
• Push buttons 
• Adapter 
• IC and IC sockets 
• IOTGecko 
• Arduino Compiler 
• MC Programming Language: C 

Source Code: Smart Parking System

3. Smart Traffic Management System Using IoT

Source: ResearchGate

IoT-based smart traffic management systems are the ideal solution to address current needs as the population and traffic are growing. The technology can easily control all the traffic on the roadways and provide dedicated lanes for emergency vehicles like the fire department or ambulances.

Source Code: Smart Traffic Management System

4. Smart Anti-Theft System Using IoT

A revolutionary IOT-based smart house anti-theft system that can identify an intruder is proposed in this IoT related project. The main goal is to create an affordable and effective system, enabling a person to instantly alert the property owner to any type of theft in real-time. 

Source Code: Anti-Theft System

5. Health Monitoring System Using IoT 

Due to the stress of everyday life, people occasionally skip their regular checkups and pay a steep price in the fight against chronic diseases. One of the biggest contributions of IoT in the field of healthcare is remote health monitoring systems. It enables medical professionals to monitor the health status of patients in real time and facilitate prompt diagnosis. The user of a health monitoring system can keep track of all the body's vital signs. The system keeps track of every value and sends it to the doctor logged in online. An alarm is generated for emergency assistance if the vital signs are unsatisfactory. These advanced IoT projects are much in demand.

Technical Requirements  

• ESP8266 wifi Module 
• Atmega microcontroller 
• Temperature sensor 
• Heartbeat sensor 
• LCD display 
• Transistors 
• Capacitors 
• Resistors 
• Cables  
• Connectors 
• Diodes 
• LEDs 
• IC and IC sockets 
• Switch 
• Push buttons 
• Adapter 
• PCB 
• Breadboards 
• MC Programming Language: C 
• IOTGecko 
• Arduino Compiler 

Source Code: Health Monitoring System

6. Prison Break Monitoring And Alerting System Using IoT

Although it may come as a shock to some, jail escapes do happen occasionally. There is no precise number of jail escapes, but we have all heard about them and continue to hear about them on a global scale. The very possibility that there are still prisoners among us is terrifying.

So, utilizing IOT, we suggest a prisoner tracking system that assists in identifying prison break-ins and immediately notifies authorities.

Source Code: Prison Break

7. Forest Fire Detection System Using IoT

These Internet of Things projects allow for the detection of temperature, CO2 levels, and forest fires. Remote locations can have IoT, satellite, and solar sensors deployed without the requirement for an internet connection, cellular/mobile service, or mains electricity. 

Source Code: Forest Fire Detection System

8. Smart Energy Grid Using IoT

Energy grids are not optimal at this time. The entire area frequently experiences a blackout when a certain region's energy grid malfunctions. People's regular tasks are generally hampered by this. One of the greatest latest IoT project ideas suggests building a smart electrical infrastructure as a way to address this problem. 

Technical Requirements  

• Arduino IDE 
• Arduino UNO 
• Signal Condition Board 
• Nodemcu ESP8266 
• Power Transformer 
• Current Transformer 
• Load 
• LCD monitors 
• Android app 
• Orcad Design 
• Power source 

Source Code: Smart Energy Grid

9. Smart Baggage Tracker Using IoT 

Bags are an essential component, whether you carry a laptop bag, a school bag, or regular travel bags. These days, incidents of bags being lost or stolen are rather common.

To help with this issue, smart luggage trackers can quickly locate a bag in the event of a theft and send the coordinates to the user's phone. It has creatively benefited the tourism industry and significantly lessened the inconveniences associated with bag loss. 

Source Code: Smart Baggage Tracker

10. Street Light Monitoring System Using IoT

Streetlights use about 19% of the energy produced today in the world. The majority of the time, daytime streetlights are left on. The streetlight monitoring system is an IoT-based project that perfectly monitors and optimizes the use of streetlights without the need for a robot, which is entirely pointless.

The movement of people and vehicles is tracked using LDR sensors, and lights are turned on and off. One of the greatest methods to conserve energy is by using sensors to alert the microcontroller when there is activity on the road, which then activates the streetlight. The microcontroller also turns off the light when there is no movement. 

Technical Requirements  

• ESP8266 NodeMCU 
• LDR sensor 
• IR sensors 
• LED lights 
• Micro USB cable 
• Jumper wires 
• Power supply 

Source Code: Street Light Monitoring System

11. Weather Reporting System Using IoT

The Weather Report system, which provides local weather forecasts, is one of the top IoT based applications. This initiative lessens reliance on weather forecasting services. The system gathers data from the temperature, humidity, and rain sensors and uses the internet to post statistics online. Red, yellow, and green notifications can identify extreme calamities, including volcanoes, tsunamis, torrential rain, and many more. 

Source Code: Weather Reporting System

12. Home Automation System Using IoT

The most common Internet of Things project is a human touch-based automation system. The system automates the household's IoT-connected operations, including fan, light, TV, geyser, and numerous other equipment.

With the help of this IoT based mini project, you will be able to manage and control all of your home's appliances from anywhere in the world with just a single click on your smartphone. The home automation system comprises an AVR family microcontroller, built-in touch-sensing input pins, and a Wi-Fi connection. 

Technical Requirements  

• LCD display 
• ESP8266 wifi Module 
• DC Cooling Fan 
• Atmega Microcontroller 
• Relay and Relay Driver IC 
• Transistors 
• Capacitors 
• Resistors 
• Vtg Regulator IC 
• Diodes 
• Connectors 
• Cables 
• LEDs 
• Lamps 
• Adapter 
• IC and IC sockets 
• Switch  
• Push buttons 
• PCB  
• Breadboards  
• IOTGecko 
• Arduino Compiler 
• MC Programming Language: C 

Source Code: Home Automation System

13. Face Recognition Bot Using IoT

Source: GitHub

The Facial Recognition Bot is one of the best IoT projects, which entails building an AI bot with facial recognition capabilities, which is the most interesting. This technique can distinguish between various facial expressions and individual voices.

Personal identification, facial detection, and emotion recognition are some other characteristics that the system may include. The system needs a camera, sophisticated security measures, and a powerful Wi-Fi connection. 

Technical Requirements  

• NodeMCU 
• Processor 
• Camera 
• LED lights 
• VS Code 
• Aurdino IDE 
• Database 
• AI model 
• Deep learning algorithms 
• Web browser 
• Power supply 

Source Code: Face Recognition Bot

14. Safety Helmet For Mining Workers Using IoT 

One of the intriguing Internet of Things project ideas is this one. Conditions for mining employees are incredibly risky and harmful. Miners constantly worry about terrible occurrences since underground surroundings are risky. This safety helmet for miners employs a microcontroller-based circuit to monitor the environment in the mine and assess worker security. 

An RF-based tracking device that is built inside the safety helmet aids in the data transmission over the IoT network. The data sent by the helmet nodes is received by an RF tracker circuit built around an Atmega microcontroller. The system maps the workers' current locations as they move around the mining site in real-time using this data. 

Technical Requirements  

• Arduino board 
• DS18B20 temperature sensor 
• MQ-2 gas sensor 
• Light sensor module 
• Buzzer 
• 2222A NPN transistor 
• 120-ohm resistor 
• 4.5K ohm resistor 
• 10K ohm resistor 
• 3.7 rechargeable battery 
• Charger controller board 
• Miner's helmet 
• Helmet mountable front light 
• Codebender 

Source Code: Safety Helmet for Mining Workers

Top IoT Projects Examples

IoT Projects Examples	Source Code
1. Connected Noise Monitoring System	Source Code
2. Smart Home Water Leak Detection	Source Code
3. Connected Waste Management System	Source Code
4. Air Quality Monitoring System	Source Code
5. Smart Retail Inventory Management System	Source Code
6. IOT Early Flood Detection & Avoidance	Source Code
7. IOT Temperature & Mask Scan Entry System	Source Code
8. Women Safety Night Patrolling IOT Robot	Source Code
9. IOT Paralysis Patient Health Care Project	Source Code
10. Smart Dustbin With IOT Notifications	Source Code
11. IOT Irrigation Monitoring & Controller System	Source Code
12. IOT Alcohol & Health Monitoring System	Source Code
13. Mountain Climber Health & GPS Tracker	Source Code

Best Platforms to Work on IoT Projects    

To implement your IoT project ideas, choosing a reliable IoT platform is a must. It will facilitate seamless communication between different components and provide the necessary services to help achieve your project goals.  

Here are some of the best IoT cloud platforms that you can go for: 

• Amazon Web Services IoT Platform 
• Google IoT 
• Microsoft Azure IoT 
• IBM Watson IoT 
• Oracle IoT Intelligent Applications 
• Cisco IoT Cloud Connect 
• Salesforce 
• IRI Voracity 
• Particle 
• ThingsBoard Open-Source IoT Platform 
• Kaa Enterprise   

Why is the IoT Project Important?

IoT projects boost business efficiency by automating tasks and enhancing overall performance. They enable remote data monitoring for informed decision-making and foster technological innovation, improving customer engagement. Many IoT projects now leverage cloud platforms, facilitating seamless interconnection and efficient data management. 

Thus, for aspiring IoT professionals, opting for online certification courses in Cloud Computing can be beneficial. This will ensure that they have the necessary skills to leverage cloud platforms and cater to the project requirements with ease.

The Importance of Internet of Things (IoT)

IoT simulation projects can make life easier and save many lives and valuable property in case of catastrophes, whether they are natural (such as floods) or man-made. This is possible with the aid of sensors and the capacity to think creatively. You can use any of the concepts mentioned earlier to create something that will benefit humanity for the rest of the time in the dynamic environment where IoT is permeating everything. 

Benefits of IoT in 2024

Let us now delve into the remarkable benefits of IoT! 

1. Monitor Data: IoT has monitoring as its major and most important benefit. It enables us to determine the precise amount of supplies needed or the air quality in your home. It can also provide additional data that was previously difficult to gather. 
2. Ease of Access: You may obtain the necessary information right now, in real-time, from (nearly) everywhere you are. All you need is an internet connection and a smart device. We check our position on Google Maps rather than asking someone in person. It's now much easier to purchase tickets. Even the most recent scientific study or commercial analysis is readily available. All it takes is a click. 
3. Speedy Operation: We are able to finish numerous jobs incredibly quickly because of the influx of data. IoT, for instance, makes automation simple. Smart businesses automate routine chores to free up workers' time and energy for more difficult endeavors. 
4. Adapting To New Standards: IoT is a subject that is constantly evolving, although compared to other high-tech fields, its changes are rather small. It would be difficult for us to stay up to date on everything if IoT didn't exist. 
5. Automation And Control: IoT offers various levels of automation, freeing you up to concentrate on other, more crucial tasks. The resources will be used in an effective way that promotes prosperity if you are aware of the functions of each IoT component. Automation results in uniformity in tasks, quality of service, and control of daily chores with little or little human interaction because it is accurate and repeatable. You can even do jobs through automation without providing any input at all. The Internet of Things (IoT) devices is independent and able to connect, resulting in quicker and more timely production while retaining transparency across the entire process with fewer inefficiencies and higher quality, increasing efficiency. 
6. Better Time Management: Overall, it's an intelligent time-saving technique. Almost everything can be done from the palm of our hands, including checking the most recent news during our daily commute, reading a blog about our favorite hobby, and making an online purchase. 
7. Saving Money: IoT also offers the primary benefit of cost savings. The Internet of Things has been widely accepted since the cost of tagging and monitoring devices is less than the amount of money saved. 

IoT primarily helps people by making their equipment connect with one another in an effective manner, which protects and conserves energy and money. 

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The Future for Internet of Things 

IoT predicts a vibrant future for everyone worldwide due to the constant demand for advancement and more accessibility. The launch of 5G and Metaverse is evidence of the promising future for flexible and better IoT versions. Metaverse's integration of the virtual and physical worlds is imminent, and real-time IoT projects with source code are just a step away from cooperating to introduce digitally-driven tangible objects.

Another development the market anticipates in the following years is the adoption of cellular IoT for remote monitoring in various industries, including agriculture and smart cities. 

In Conclusion

So, these are the top IoT project ideas of 2024 that you can practice if you are aspiring to become an Internet of Things professional. However, other than the knowledge of IoT projects and the components used in them, you also need expertise in cloud computing.  
For this, going for KnowledgeHut Online Certification Courses in Cloud Computing can be an ideal choice. They consist of a wide range of programs covering both Microsoft Azure and AWS, enabling candidates to gain access to high-paying careers.  
Enroll in KnowledgeHut's cloud computing courses and take the first step to becoming an IoT professional!