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Code Igniter Download Documentation Community Contribute CodeIgniter Rocks CodeIgniter is a powerful PHP framework with a very small footprint, built for developers who need a simple and elegant toolkit to create full-featured web applications. Star 3,223 Fork 1,248 @CodeIgniter Download The latest is Version v4.0.4 Read the Manual Clear documentation View the Forums Get Support & Discuss Things On Github Fix Bugs or Add Features Recent News 2020.09.16 Book: CodeIgniter 4 Foundations 2020.07.16 New vid: 3 New Features in CI 4.0.4 2020.07.15 CodeIgniter v4.0.4 released 2020.06.25 Help needed for CI v3 2020.06.25 New vid: Services in CI4 Active Forum Threads 2020.12.29 active record not working need help!!!! 2020.12.29 Validate email if its typed in? 2020.12.28 CI 4 remove index.php 2020.12.28 DB doesn't have num_rows/numRows ?? 2020.12.28 Database Num_rows()? Why CodeIgniter? Framework with a small footprint CodeIgniter 3 has a 2MB download, including the user guide. CodeIgniter 4 is a 1.2MB download, plus 6MB for the user guide. Simple solutions over complexity CodeIgniter encourages MVC, but does not force it on you. Clear documentation CodeIgniter consistently outperforms most of its competitors. Exceptional performance CodeIgniter consistently outperforms most of its competitors. Strong Security We take security seriously, with built-in protection against CSRF and XSS attacks. Version 4 adds context-sensitive escaping and CSP Nearly zero configuration Much of the CodeIgniter configuration is done by convention, for instance putting models in a "models" folder. There are still a number of configuration options available, through scripts in the "config" folder. Policies The Fine Print About CodeIgniter was created by EllisLab , fostered by BCIT , and is a project of the CodeIgniter Foundation....