TREEFROG, CROW, and CPPCMS are all C++ web application frameworks, but they have different features and capabilities:
- TREEFROG:
- Use asynchronous programming model.
- Support for WebSocket and Server-sent Events.
- Highly scalable with support for load balancing.
- High-speed for serving content.
- Support for ORM (Object Relational Mapper) and auto-generation of CRUD pages.
- CROW:
- Very lightweight with no external dependencies.
- Support for RESTful API design.
- Support for WebSocket.
- Easy to setup and use.
- CPPCMS:
- Full-stack framework with support for MVC (Model-View-Controller) architecture.
- Advanced caching system.
- High flexibility with support for template engines.
- Support for multiple languages and locales.
- Support for database access.
In summary, TREEFROG is designed for high performance and scalability, CROW is lightweight and easy to use, and CPPCMS is a full-stack framework with advanced features and flexibility.