If you are a Java developer or someone who wants to learn and explore Scala, then I must congratulate you, it's a great decision. In the past, I have shared the best Scala courses, books, articles, and interview questions to learn Scala, and today, I'll share some of the free online courses to learn Scala in 2024. You might already know that Scala is an acronym for Scalable Language, or should I say Scalable Programming language. It is actually a modern multi-paradigm programming language designed to express common programming patterns in a concise, elegant, and type-safe way.