Advanced concepts including Object-Oriented Programming (OOP), GUI development with Tkinter , and working with APIs.
While you may see unofficial "free download" links on social media or forums, these are often unreliable or violate copyright. To ensure you get the most updated 2023–2025 version with all downloadable resources, Q&A support, and a certificate of completion, the official platforms are: The primary home for the 100 Days of Code Bootcamp GUI development with Tkinter