Here are some advantages of CodeIgniter over WordPress:
Speed: CodeIgniter is faster than WordPress as it has a small footprint and does not require a lot of resources to run.
Scalability: CodeIgniter is more scalable than WordPress as it follows the MVC architecture, which makes it easier to manage and maintain large web applications.
Security: CodeIgniter is more secure than WordPress as it has built-in security features that protect against common web application vulnerabilities.
Flexibility: CodeIgniter is more flexible than WordPress as it allows developers to create custom libraries and helpers that can be used across multiple projects.