If you are looking for the content of The Complete JavaScript Course 2020: Build Real Projects! (primarily authored by Jonas Schmedtmann
While the 2020 course is excellent, technology moves fast. Jonas has since released an updated version called This newer version covers even more ground, including modern tools like Vite, Parcel, and more recent JavaScript features. If you’re starting fresh, the 2026 version is generally the better choice. However, the 2020 version remains a solid foundation for learning core JavaScript concepts. If you are looking for the content of
The course takes you from zero to expert, covering everything from variables and data types to complex concepts like this keyword, prototypes, and asynchronous JavaScript (AJAX, Promises). Key Projects You Will Build including modern tools like Vite