🌈可编译苹果官方源码objc！现在有objc4底层源码,以及libmalloc等可编译版本，大家可以自由LLDB调试！
A latest buildable and debuggable Objective-C runtime (objc4-818.2) project.
A build passing objective-c runtime project (objc4-750)
~Unofficial mirror of Apple's opensource objc4. Makes it easier to track changes across versions.~ Replaced by https://github.com/apple-oss-distributions/objc4
给 AI agent 用的 iOS 源码导航层：Apple 底层（objc runtime / CoreFoundation / libdispatch / Foundation）与常用第三方库（AFNetworking / JSONModel / SDWebImage）的按模块源码地图、行为规范与版本管理脚本
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