Pi Engine is a role oriented application development engine for web and mobile, designed as the next generation and a successor to Xoops. Pi is developed upon PHP and MySQL with selected third-party frameworks including but not limited to Zend Framework library, jQuery, Bootstrap and Backbone.

Pi Project follows the philosophy of open standard, open design, open development and open structure. Pi is born as a complete open source project and intended to build a sustainable ecosystem that benefits all contributors and users.

The Engine is released under a New BSD License.

Selected features and practices:
1. Modularization for functionality and applications
2. Components for basic libraries and services for fundamental system functions
3. Theming for presentation and appearance
4. Design-friendly templating
5. DevOps oriented architecture
6. Centralized security enhancement

   Quick start:
   - Pi Engine website: Pi Dialog
   - Latest download: Stable Download
   - Pi Engine documents: Pi Documentation
   - Feature and Issues: Pi Tracker