Learn how to build a lightweight and scalable online forum using Flask and SQL Alchemy in this comprehensive tutorial video. Follow along as the instructor guides you through setting up the project, creating the main Python file, configuring the database extension, and implementing a Bootstrap template. Discover how to create topics and comments databases, design a simple form, and fetch topics using GET requests. Explore the process of displaying topics and comments using Jinja loops and templates. Master the techniques for adding and displaying comments, showing comment counts, and fixing navigation bar headers. Finally, learn how to host your forum website on Akamai using Filezilla. Perfect for developers looking to create a functional and efficient online discussion platform.