What are Shopify apps written in?

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4. Can you make money on Shopify?
5. What is the easiest WordPress theme to use?
6. Can I use WordPress theme on Shopify?
7. What is a responsive Shopify theme?
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Tags

1. #language
2. #simpler
3. #offers
4. #based
5. #available
6. #number
7. #things
8. #languages
9. #shopify
10. #different
11. #there
12. #including
13. #endpoints
14. #libraries