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I open-source libraries that I wrote for my own apps.
My libraries make my own work a lot more pleasant, and I publish them so that others may benefit from them as well.

If you like my work or would like to send feedback, please feel free to post Github issues or to message @JohnEstropia at Twitter any time.

Current sponsors 1

@muukii
Past sponsors 5
@kaneshin
@evalphobia
@sparrowcode
@ptrkstr
@nakiostudio

Featured work

  1. JohnEstropia/CoreStore

    Unleashing the real power of Core Data with the elegance and safety of Swift

    Swift 4,021
  2. JohnEstropia/GCDKit

    Grand Central Dispatch simplified with swift.

    Swift 320
  3. JohnEstropia/JEToolkit

    Time-saving utilities for iOS development

    Objective-C 119

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👩‍🎓Goes to my daughter's college fund