Weka is an open-source software suite designed for data mining and machine learning. It provides a collection of algorithms for tasks such as classification, regression, clustering, and association rule mining. Users can easily visualize data and results through its graphical user interface, making it accessible for both beginners and experienced data scientists. Developed at the University of Waikato in New Zealand, Weka supports various data formats and can be integrated with other programming languages like Java and Python. Its versatility and user-friendly features have made it a popular choice for educational purposes and research in the field of data analysis.