How to download the codeigniter 4

download the Codeigniter 4

Codeigniter is one of the best PHP frameworks to create/manage the website and web application, and it has nearly zero configuration that means you don’t need to spend extra time to configure the project.

I like Codeigniter because of its simplicity and small footprint; I have created many websites and web applications in Codeigniter.

The popularity of Codeigniter

codeigniter popularity

The future of the Codeigniter is the Codeignter 4, in Codeigniter 4 they have introduced many things like Modeling Data, migrations, database seeding and much more you can download the Codeigniter 4  using composer or from Github. I prefer to please download it from GitHub because the production version is not yet launched.

The server requirements are.

  • PHP 7.2 or newer version.
  • MYSQL 5.1+

And the PHP extensions should be enabled

  • php-json
  • php-mbstring
  • php-mysqlnd,
  • php-xml

Step 1: Download the Codeigniter 4 from Github.

Codeigniter github

Step 2: Unzip the project and keep the project name newCI4 and move your project to your server. I have the XAMPP, so that’s why I have an htdocs folder. If you are working wamp, you have the www directory.

unzip codeigniter 4

Step 3: Open your project in your text-Editor. I am using sublime3. If you are using any editor, you just use it.

Open Codeigniter 4

Step 4: Open your browser and access this URL


access codeigniter 4


You have the public folder to keep your CSS and JS files.


My Name is Shehzad Ahmed and I am a full-time developer with over 7+ years of experience. In that time, I’ve worked as a developer with many big and small firms and was teaching web design and development skills to many keen learners and by the time passes I’ve found a great passion and potential on myself as a teacher on this particular field and now I am a full-time teacher and working as a freelancer.


  • Ranjith Jayawardana
    August 3, 2020

    I did as you described, but I got the following error.
    Pls tell me how I get rid of that
    Fatal error: Uncaught Error: Call to undefined function CodeIgniter\locale_set_default() in C:\xampp\htdocs\newCI4\system\CodeIgniter.php:184 Stack trace: #0 C:\xampp\htdocs\newCI4\system\bootstrap.php(181): CodeIgniter\CodeIgniter->initialize() #1 C:\xampp\htdocs\newCI4\public\index.php(36): require(‘C:\\xampp\\htdocs…’) #2 {main} thrown in C:\xampp\htdocs\newCI4\system\CodeIgniter.php on line 184

    • Detective_Khalifah
      September 16, 2020

      Same issue here…

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