Question: what are third party libraries in ios?
Answer: AFNetworking. AFNetworking is an Objective-C networking library for iOS, macOS and tvOS. ... 
SDWebImage. SDWebImage is an asynchronous image downloader with caching. ... 
Alamofire. Alamofire is AFNetworking's successor but is written in Swift. ... 
MBProgressHUD. ... 
Masonry. ... 
SwiftyJSON. ... 
SVProgressHUD. ... 
MJRefresh.