1. 1. Design and Purpose:

   • Django REST framework: Django REST framework is a powerful and flexible toolkit for building Web APIs. It is built on top of the Django web framework, which provides a solid foundation for developing robust and scalable web applications.
   • Spark Framework: Spark Framework is a lightweight and expressive Java web framework that aims to simplify the development of web applications. It provides a simple and intuitive API for building RESTful web services.

2. 2. Language/Platform:

   • Django REST framework: Django REST framework is primarily used with Python and the Django web framework.
   • Spark Framework: Spark Framework is built with Java and is mainly used with the Java platform.

3. 3. Scalability and Performance:

   • Django REST framework: Django REST framework provides various features and optimizations for building highly scalable and performant APIs. It supports caching, pagination, throttling, and other performance-enhancing techniques.
   • Spark Framework: Spark Framework is designed to be lightweight and efficient, making it suitable for building high-performance web applications. It utilizes an event-driven and non-blocking architecture for handling concurrent requests efficiently.

4. 4. Ecosystem and Community Support:

   • Django REST framework: Django REST framework has a large and active community with a wide range of third-party packages and libraries available. It has extensive documentation and a lot of community support, making it easy to find solutions to common problems.
   • Spark Framework: While Spark Framework is growing in popularity, its ecosystem and community support are not as extensive as Django REST framework. It may be challenging to find as many resources and libraries for specific use cases.

5. 5. Authentication and Authorization:

   • Django REST framework: Django REST framework provides built-in support for user authentication and authorization. It includes various authentication methods like token authentication, session authentication, and OAuth. It also provides permission classes for fine-grained access control.
   • Spark Framework: Spark Framework does not provide built-in authentication and authorization features out of the box. However, it can be integrated with other libraries and frameworks to add these functionalities.

6. 6. Database and ORM Support:

   • Django REST framework: Django REST framework works seamlessly with the Django ORM (Object-Relational Mapping), allowing easy integration with various databases. It provides powerful ORM features like querysets, model serializers, and automatic database migrations.
   • Spark Framework: Spark Framework does not have an in-built ORM. However, it can be used with other Java ORM frameworks like Hibernate or JPA for database operations.

In Summary, Django REST framework is a powerful and feature-rich toolkit built on top of the Django web framework, providing extensive scalability, performance, authentication, and ORM support. On the other hand, Spark Framework is a lightweight and expressive Java web framework that focuses on simplicity and efficiency, but with a smaller ecosystem and community support.