Flask is a lightweight and flexible web framework for Python, perfect for building small to medium-sized web applications. Known for its simplicity, Flask allows developers to create web projects quickly with minimal setup. It supports routing, templates, and integration with databases, making it ideal for beginners and professionals alike. With Flask, you can easily build APIs, dashboards, and full-featured websites while having complete control over your project’s structure. Its modular design lets you add extensions as needed, without unnecessary complexity. Whether you’re learning web development or building production-ready apps, Flask is a great starting point for Python developers.