My friends at AppCues have collected and catalogued hundreds of user onboarding experiences, along with links to resources that will help you create them. Definitely worth exploring!

There are several common UI patterns for new user onboarding experiences. We’ve analyzed over 327 for you to find out what works for your product.

Source: We Categorized 327 User Onboarding Experiences Into 9 UI Patterns (Find Out Which You Should Use)