Do you want us to add Yii Framework to the Bitnami library? You can vote for it on our wishlist.
Yii is a high-performance PHP framework best for developing Web 2.0 applications. Yii helps Web developers build complex applications and deliver them on-time.
Yii is a free, open-source Web application development framework written in PHP5 that promotes clean, DRY design and encourages rapid development. It works to streamline your application development and helps to ensure an extremely efficient, extensible, and maintainable end product.