25+  JavaScript Project With Source Code to Build your Skills

25+ JavaScript Project With Source Code to Build your Skills

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9 min read

Hello amazing people,
If you are interested in becoming a web developer then JavaScript is one of the best and essential coding language you can learn, but getting familiar with JavaScript basics means using those skills to build JavaScript projects. So, in this blog post, I will share with you some HTML and Javascript projects with source code that can be used in your personalized Web Development projects.

Best JavaScript Projects for Beginners

1.) Counter app

This project will give you more practice working with the DOM. Here, the user can add the number of counts and also delete the counts.

Key concepts covered :-
1.) document.querySelector()
2.) addEventListener()
3.) textContent

Screenshot (255).png Source Code:- Counter App

2.) Background Color Change App

In this app, the background color of the canvas changes when the user clicks on a button.

Key concepts covered :-
1.) eventListener()
2.) Array
3.) Math.random()

Screenshot (257).png Source Code:- Background color Changer App

3.) Calculator

The main objective of this project is to perform the basic functionality(+,-,*,/) of the calculator.

Key concepts covered :-
1.) DOM Manipulation
2.) document.querySelector()
3.) addEventListener()
4.) Immediately Invoked Function Expressions
5.) textContent

Screenshot (259).png Source Code:- JavaScript Calculator

4.) Image Slider Project

The main functionality of this project is that , when an arrow is clicked, the next image in the array shows up.

Key concepts covered :-
1.) DOM Manipulation
2.) Arrays
3.) forEach()
4.) eventListeners
5.) JavaScript CSS Manipulation

Screenshot (261).png Source Code:- Image Slider

5.) To-Do List Project

The main objective of this JavaScript Project is to wire up a todo list application.

Key concepts covered :-
1.) DOM Manipulation
2.) Arrays
3.) forEach()
4.) eventListeners
5.) Nested Functions
6.) Local Storage API

Screenshot (263).png Source Code:- To-Do List

6.) Build a Digital Clock

The main objective of this project is to build a digital clock with date(Day, Month, Year).

Key concepts covered :-
1.) setTimeInterval()
2.) Date()
3.) Arrays
4.) innerHTML

Screenshot (265).png Source Code:- Digital Clock

7.) Build an Analog Clock

The main objective of this project is to build a realtime analog clock using HTML, CSS, and Javascript.

Key concepts covered :-
1.) document.querySelector()
2.) Date()
3.) setInterval()
4.) rotate()

Screenshot (267).png Source Code:- Analog Clock

8.) Loan Calculator

The main objective of this project is to calculate and displays the results for monthly payment, total payment, and total interest according to loan amount interest rate, and years to repay.

Key concepts covered :-
1.) document.querySelector()
2.) setInterval()
3.) Math.pow()
4.) toFixed()
5.) parseFloat()
6.) DOM manipulation
7.) JavaScript CSS Manipulation
8.) eventListener()

Screenshot (271).png Source Code:- Loan Calculator

9.) Guess my number

In this project you have to guess a number, if your PREDICTED NUMBER is equal to the SECRET NUMBER you won!!! ♥

Key concepts covered :-
1.) document.querySelector()
2.) Math.random()
3.) eventListeners
4.) textContent
5.) Math.trunc()

Screenshot (273).png Source Code:- Guess my number

10.) Palindrome Checker

A palindrome checker checks if a string is a palindrome or not. A palindrome is a word or sentence that's spelled the same way both forward and backward, ignoring punctuation, case, and spacing

Key concepts covered :-
1.) document.querySelector()
2.) toUpperCase()
3.) split()
4.) reverse()
5.) join()
6.) innerHTML

Screenshot (275).png Source Code:- Palindrome Checker

11.) Mobile Number Validator

This project lets you find out if the mobile number you have entered is active and able to receive calls or not.

Key concepts covered :-
1.) document.querySelector()
2.) test()
3.) forEach()
4.) DOM manipulation
5.) event Listeners
6.) innerHTML

Screenshot (277).png Source Code:- Mobile Number Validator

12.) Roman Numeral Converter

The main objective of this project is to convert arabic numbers to Roman numerals or viceversa.

Key concepts covered :-
1.) document.getElementById()
2.) event Listeners
3.) arabicToRoman()
4.) romanToArabic()
5.) objects
6.) for loop
7.) Math.floor()
8.) indexOf()
9.) replace()

Screenshot (279).png Source Code:- Roman Numeral Converter

13.) Weather app

This is an awesome project to build if you want to learn more about APIs and how to work with them

Key concepts covered :-
1.) document.querySelector()
2.) toFixed()
3.) event Listeners
4.) API
5.) fetch()
6.) then()

Screenshot (281).png Source Code:- Weather app

14.) Stopwatch

The main objective of this project is to build a stopwatch that have a functionality like start,pause, and stop

Key concepts covered :-
1.) document.getElementById()
2.) parseInt()
3.) setTimeout
4.) innerHTML Screenshot (283).png Source Code:- Stopwatch

15.) Random Quote Generator

The main objective of this project is to fetches a new random quote from an API, upon the click of a button, and displays it in the browser.

Key concepts covered :-
1.) document.getElementById()
2.) async()
3.) await
4.) fetch()
5.) Math.floor()
6.) Math.random()
7.) innerHTML

image_1.png Source Code:- Random Quote Generator

16.) BMI Calculator

The objective of this JavaScript project is to wire up a very basic JavaScript BMI Calculator.

Key concepts covered :-
1.) document.querySelector()
2.) event listeners
3.) parseInt()
4.) toFixed()
5.) innerHTML

Screenshot (287).png Source Code:- BMI Calculator

17.) TIP Calculator

In this project, the user adds an amount and a tip percent and the calculator then outputs a total tip and bill amount.

Key concepts covered :-
1.) document.getElementById()
2.) event listeners
3.) Number()
4.) DOM manipulation

Screenshot (289).png Source Code:- TIP Calculator

18.) Word Length Calculator

In this project, the user enters the word and the calculator outputs its length.

Key concepts covered :-
1.) DOM manipulation
2.) event listeners
3.) length method

Screenshot (297).png Source Code:- Word Length Calculator

19.) Day of the Week

This project uses displays the day of the week along with a corresponding quote.
Key concepts covered :-
1.) DOM manipulation
2.) Date() Object
3.) switch statement

Screenshot (299).png Source Code:- Day of the Week

20.) Covid-19 Tracker

Using this website you can track corona cases in any country which you want.
Key concepts covered :-
1.) DOM manipulation
2.) API
and much more...

Screenshot (314).png Source Code:- Covid-19 Tracker

Intermediate JavaScript Projects

1.) Discussion Portal

It is a portal where one user can add questions and the other user can respond to those questions and you can also search the question. Also once the query is resolved, the user can delete the added question and response.
Key concepts covered :-
1.) JavaScript CSS Manipulation
2.) JavaScript DOM Manipulation
3.) local storage
4.) Jquery
Screenshot (301).png Source Code:- Discussion Portal

2.) Quiz App

Quiz apps are a fun way to improve your skills as a JavaScript developer. In this project, questions are dynamically generated using an object constructor. You have the 'Retake Quiz' option available at the end :)
Key concepts covered :-
1.) JavaScript CSS Manipulation
2.) JavaScript DOM Manipulation
3.) event listeners
4.) Math.random()
5.) Objects Screenshot (303).png Source Code:- Quiz app

3.) Whack a Mole game

Whac-A-Mole is a popular arcade game. When the Game Start, by clicking on the title, a Mole will "Pop" from a random Hole, with random duration. Every successful "Whack" will add 1 to the Score. The game ends after 10 seconds have passed.
Key concepts covered :-
1.) JavaScript CSS Manipulation
2.) JavaScript DOM Manipulation
3.) event listeners
4.) Audio()
4.) Jquery
5.) local storage
6.) switch statement
7.) Math.random() , Math.round() and much more...

Screenshot (305).png Source Code:- Whack a Mole

4.) Notes App Project

The objective of this JavaScript project is to create a notes application that uses local storage and allows for edits, among other things.
Key concepts covered :-
1.) JavaScript CSS Manipulation
2.) JavaScript DOM Manipulation
3.) event listeners
4.) conditionals
4.) Jquery
5.) local storage
and much more...

Screenshot (307).png Source Code:- Notes app

5.) Tetris Game

Tetris is a surprising game. The aim of Tetris is simple; you bring down blocks from the top of the screen. You can move the blocks around, either left to right, and/or you can rotate them. Your objective is to get all the blocks to fill all the empty space in a line at the bottom of the screen; whenever you do this, you’ll find that the blocks vanish and you get awarded some points.
Key concepts covered :-
1.) HTML canvas
2.) DOM Manipulation
3.) Math.floor() , Math.random()
4.) event listeners
5.) Date()
and much more...

Screenshot (309).png Source Code :- Tetris Game

6.) Music Player app

In this application, you will be creating a music player with a clean user interface that can be used to play music in the browser. You will also implement features like seeking and volume control.
Key concepts covered :-
1.) Jquery
2.) DOM Manipulation
3.) Array of objects
4.) event listeners
5.) CSS Manipulation
6.) setInterval(), clearInterval()
7.) Math.floor() , Math.random() and much more...

music (2).png Source Code :- Music Player

7.) Tic Tac Toe Game

The goal of the game is for players to position their marks so that they make a continuous line of three cells vertically, horizontally, or diagonally. An opponent can prevent a win by blocking the completion of the opponent's line.
Key concepts covered :-
1.) Jquery
2.) DOM Manipulation
3.) CSS Manipulation
and much more... Screenshot (312).png Source code:- Tic Tac Toe

8.) Pomodoro Clock

The Pomodoro Technique is a time management method developed by Francesco Cirillo. The technique uses a timer to break down work into intervals, traditionally 25 minutes in length, separated by short breaks.
Key concepts covered :-
1.) DOM Manipulation
2.) event listeners
3.) switch statement
4.) setInterval()
and much more... Screenshot (316).png Source code :- Pomodoro Clock

9.) Filter Fun

In this project, the user can upload a photo and apply various filters to it.
Key concepts covered :-
1.) HTML canvas
2.) SimpleImage() object
3.) getRed() ,getGreen(), getBlue() methods
4.) Math.floor(), Math.random()
and much more....

Screenshot (318).png Source Code:- Filter Fun

10.) Rock, Paper, Scissors game

Rock, paper, and scissors game is a simple fun game in which both the players have to make a rock, paper, or scissors. It has only two possible outcomes a draw, or a win for one player and a loss for the other player.

Screenshot (320).png Source code :- Rock, Paper, Scissors

Conclusion

There are lots of projects you can work on as a JavaScript developer. If you want to start a career as a web developer, building your own JavaScript projects is the best way to learn the language. As you start learning JavaScript and finish your first beginner-level projects, you will quickly feel more comfortable working independently. Also, you will surely find more fun project ideas as you go.

So, which projects are you going to build next? Let me know in the comments below! 😊

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Thanks for reading 🤝🤝

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See you in my next Blog article, Take care!!
Happy Learning😃😃

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