Best Practices for Building a CodeIgniter Project Structure

A well-structured CodeIgniter project isn’t just a preference—it’s the difference between manageable code and long-term technical debt. Whether you're maintaining a small client site or architecting a modular web app, how you organize your CodeIgniter project can dictate the speed of your development, the ease of debugging, and your capacity to scale. Yet many developers still overlook this critical part. They stick with the default setup, or worse, improvise along the way. In this post, we’ll walk through the best practices for structuring your CodeIgniter project effectively, particularly if you’re using CodeIgniter 4 (which, by now, you should be). Whether you're a freelancer building your tenth CI app or a CodeIgniter Development Company setting up standards for your team, these practices will help you build clean, modular, and future-proof applications. Why Project Structure Matters in CodeIgniter At first glance, CodeIgniter’s minimalism feels like a superpower. But minim...