How to Build a Custom Google Chrome Extension. HTML,CSS & JAVASCRIPT

Hey brothers and sisters, before taking your first step in the web browser extension development.Let's take these first paragraphs understanding what is required to create an extension and the different components used in this developement process.

Extensions are made of different, but cohesive, components.These Components can include content scripts,background scripts,an options page, UI elements and various logic files that will always control the behavior(of the extension) when users interact with it. Extension components are created with web development technologies that is to say; HTML, CSS, and JavaScript.Yes you heard me right,HTML, CSS, and JavaScript.The extension's components will depend on its functionality and may not require every option.So the choice is yours as the developer.

This simple post will give you the basic knowledge on how you can build an extension that allows the users to get the current timezone when they click a button. It will use simple core components to give an introductory demonstration of their relationships.

This is a beginner friendly tutorial that even some one with little knowledge on html,css and javascript can create this kind of extension.

Check out the video:

To get you started, create a new directory to hold the extension's files.You can call it anything you want(it is user defined).

step one

Create a manfiest file. Every extension starts with it's own manifest. Create a file called manifest.json inside the folder or directory you created previously.

step two

Add / include the following code to the manifest.json file;

You can see how it is very easy and simple to create an extension.Only the code we have written up there is enough for us to create an extension.For more information watch the video above.

To get a completed extension: Click here description