How to show file picker which pointed to application sandbox in ios?

Question

In my application, all files are saved in app's sandbox documents: ~/Documents. How can I let users to pick file from ~/Documents using UI like Document Picker which using for picking file from iCloud or external sources?

Answer 1

Here is good library to create custom file picker which pointed to application sandbox (Document directory).

Answer 2

Below is good library to create custom file picker which pointed to application sandbox (Document directory)

https://github.com/marmelroy/FileBrowser