The best alternatives to CodeDammit are Lrn, Practice.dev, and Programming Hero. If these 3 options don't work for you, we've listed a few more alternatives below.
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Practice.dev is a platform where developers can solve programming challenges that reflect problems from real projects. Write code directly in the browser using an embedded IDE. We provovide similar experiance to VSCode. Everything is free!
This platform used game-like challenges to teach programming concepts with fun visuals and real-world examples that will help you to retain the concepts 10x longer. Surprise points, gifts, badges, coding games will make your learning very enjoyable.
Have fun learning to code with this picture book- the story is written in the C programming language! The code consists of simple C programs that represent situations in the story. The full-page illustrations next to the programs show the situations.