Best resource to develop Magento 2.3.3 Extension & Theme

[Aveeva]

Available best resource to develop Magento 2.3.3 Extension & Theme

[Rahul Gupta]

@Aveeva can you please let me know which extension and theme you want to purchase or download.

For theme i would prefer you the porto theme but i think that's a paid one.

So please let me know what type of theme you want so that i can suggest you something.

Thanks

[Aveeva]

@rahulGupta  I want tutorial or best docs to development extension and theme, not looking paid themes or extension.