The best alternatives to Ultra are Enzyme, Boring Avatars, and JavaScript Quiz. If these 3 options don't work for you, we've listed a few more alternatives below.
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Guidde— Explain any process instantly with AI video documentation
This app will help you get ready for your next JavaScript role interview. It contains over 300 questions about JavaScript, React.js, Next.js, Testing and architecture for every developer. For free :)!