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
: Cydia was created by Jay Freeman (saurik) as a graphical interface for APT (Advanced Package Tool) to install software not authorized by Apple.
Randomly installing system-level IPAs from unverified GitHub repos can corrupt iOS preferences, requiring a full restore via iTunes.