Keyboard keys tester js project with free source code

On this page, you will see the entire keyboard structure. When you click on the laptop keyboard button keys for the keyboard test then the color of the accurate key will be turned into light green. With the change of color

Keyboard tester
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Please scroll the page and hit on the download button to download the keyboard keys tester project free source code. But before downloading the source code we sincerely request you read this entire post to know the essential information of the keyboard keys tester JS project.

Introduction of keyboard keys working checker javascript project:


This is a basic but amazing project which is written by using HTML, CSS, and Javascript programming language. This jS project is created to check the functionality of keyboards keys. This code works smoothly whereas the logic of the code of this project is very simple and consists of few lines therefore it is very easy to understand for beginner developers. The project is simple and lightweight which definitely is a plus point of the project. In short, this is a perfect project for students to do practicing of javaScript language or for understanding how to use javascript for creating different and short but useful functions and logic without the use of any external frameworks.

How to execute the keyboard tester free JS project code:

After downloading the project file, extract the zip file, open the folder and click on the keyboard_tester.html file. Which will be open at your default browser or you can open it in your favorite Browser. It is an error-free and latest source code, But If you face any issue with running keyboard tester project, then firstly, we suggest you use the latest versions of browsers like Google and Firefox, opera and safari, etc then look for other solutions such as checking of files you opened as the index file, is it the right file or not. Remember, just use this project source code for academic purposes. Moreover, for more license details you can check the readme file in the downloaded folder.

How the keyboard keys checker online JS project work:

When you open the keyboard_tester.HTML file of this project in any browser to check the functionality of this project then the sample-like page will be open in the browser. On this page, you will see the entire keyboard structure. When you click on the laptop keyboard button keys for the keyboard test then the color of the accurate key will be turned into light green. With the change of color, it will also give the notice of pressed key name.
In case the color of the pressed key is not changed on the keyboard tester, it means this key of your keyboard is not working and you need to change the keyboard of the laptop.

The kind of tools that are specifically developed for windows and mac mostly just can be responsive on these devices. If you try to use that type of tool on mobile devices you can face issues with the responsiveness and functionality of the tool.


The keyboard keys position of this project can be different on different browsers and sometimes you will need to Trigger the other key button of the keyboard to check the F1 F2 type keys functionality. For further details, you can check the read me file.

In case you have any confusion while running this project or understanding the source code you can ask in the comment section.

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