Here are the verified best options as of 2025.
If you want, I can:
: Adding interactivity to pages, including DOM manipulation and ES6 features.
: You can access "Java Full Stack" content for free by choosing to "Audit" courses or by utilizing the 7-day free trial for specializations like the Java FullStack Developer Specialization
Here is the hard truth: A certificate from a free course will not get you hired on its own. Recruiters use certificates as a filter to see if you are self-motivated, but the hiring decision comes from your portfolio.