While there isn’t one official "Cydia IPA" because Cydia is traditionally installed as part of the jailbreak process, GitHub hosts several community-driven projects and alternatives that allow you to manage IPAs or mimic the Cydia experience. Popular Community Projects on GitHub
AltStore or Sideloadly: Popular tools for installing IPAs using your Apple ID. Cydia Ipa Github
Step 3: Load the IPA
Searching for "Cydia IPA GitHub" implies you want to download an IPA file of Cydia to install on an un-jailbroken iPhone. This does not work. While there isn’t one official "Cydia IPA" because
Created by Jay Freeman (saurik), Cydia is the most iconic package manager for jailbroken iOS devices. It acts as a graphical front-end for APT (Advanced Package Tool), allowing users to browse and install software that isn't available on the official App Store. Jailbreaking voids warranties and can reduce security
You might wonder: Is downloading a cydia ipa from GitHub illegal?