CodeIgniter vs Yii: What are the differences?
What is CodeIgniter? A Fully Baked PHP Framework. CodeIgniter is a proven, agile & open PHP web application framework with a small footprint. It is powering the next generation of web apps.
What is Yii? A high-performance PHP framework best for developing Web 2.0 applications. Yii comes with: MVC, DAO/ActiveRecord, I18N/L10N, caching, authentication and role-based access control, scaffolding, testing, etc. It can reduce your development time significantly.
CodeIgniter and Yii belong to "Frameworks (Full Stack)" category of the tech stack.
"Mvc" is the top reason why over 72 developers like CodeIgniter, while over 36 developers mention "Open source" as the leading cause for choosing Yii.
CodeIgniter and Yii are both open source tools. It seems that CodeIgniter with 17.4K GitHub stars and 7.72K forks on GitHub has more adoption than Yii with 4.86K GitHub stars and 2.22K GitHub forks.
Buffer, Manchester.com, and Webedia are some of the popular companies that use CodeIgniter, whereas Yii is used by 180vita, Utrip, and FreshMail. CodeIgniter has a broader approval, being mentioned in 261 company stacks & 105 developers stacks; compared to Yii, which is listed in 58 company stacks and 32 developer stacks.