Scrapy is an open-source web crawling framework designed for extracting data from websites. It allows developers to create spiders, which are automated programs that navigate the web and collect information. With its built-in support for handling requests, parsing HTML, and storing data, Scrapy simplifies the process of web scraping. The framework is written in Python and is widely used for various applications, including data mining, information gathering, and web testing. Its modular architecture enables users to customize and extend its functionality, making it a popular choice among developers and data scientists.