How Do You Create a Tweak?

Starting out can certainly be a challenge, but if you put your mind to it, you'll be able to grasp the concepts. This tutorial tries to be as comprehensive as possible to explain how tweaks are made.

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Requirements:

• A text editor of your choice.
• Either a Theos or Dragon installation.
• Either a jailbroken device or the Xcode Simulator on macOS paired with Simject.

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Table of Contents:

• [ 0 ] Starting Off
• [ 1 ] Exploring Files
• [ 2 ] Syntax
• [ 3 ] Views
• [ 4 ] Headers
• [ 5 ] Preference Bundles
• [ 6 ] Preference Bundles cont.
• [ 7 ] Substrate Tweaks
• [ 8 ] Challenges
• [ 9 ] Using MSHookIvar
• [ 10 ] %hookf
• [ 11 ] %subclass Wrapper
• [ 12 ] Avoiding layoutSubviews
• [ 13 ] Utilizing FLEX

For any developers that want to contribute to this tutorial, feel free to do so!

Just make a pull request with the changes that you want to add.

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Credits:

• @Luki120 for helping out with some of the issues regarding Substrate + important & valuable contributions.

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Support:

• iOSJBN Discord Server
• r/jailbreakdevelopers