有好用的轮子何必自己再造呢？

框架

• https://github.com/ReactiveCocoa/ReactiveObjC
• https://github.com/ReactiveCocoa/ReactiveSwift
• https://github.com/ReactiveX/RxSwift

布局工具

• https://github.com/SnapKit/Masonry
• https://github.com/SnapKit/SnapKit
• https://github.com/gsdios/SDAutoLayout

网络工具

• https://github.com/AFNetworking/AFNetworking
• https://github.com/Moya/Moya
• https://github.com/Alamofire/Alamofire

网络监听

• https://github.com/tonymillion/Reachability
• https://github.com/ashleymills/Reachability.swift

图片加载

• https://github.com/SDWebImage/SDWebImage
• https://github.com/ibireme/YYImage
• https://github.com/onevcat/Kingfisher

轮播图

• https://github.com/12207480/TYCyclePagerView
• https://github.com/gsdios/SDCycleScrollView

JSON转模型

• https://github.com/CoderMJLee/MJExtension
• https://github.com/ibireme/YYModel
• https://github.com/alibaba/HandyJSON
• https://github.com/tristanhimmelman/ObjectMapper
• https://github.com/SwiftyJSON/SwiftyJSON

空数据占位图

• https://github.com/dzenbot/DZNEmptyDataSet
• https://github.com/dev-liyang/LYEmptyView

数据库

• https://github.com/ccgus/fmdb
• https://github.com/realm/realm-cocoa
• https://github.com/gaojunquan/JQFMDB
• https://github.com/huangzhibiao/BGFMDB
• https://github.com/Haley-Wong/JKDBModel
• https://github.com/kakaopensource/KakaJSON

动画显示

• https://github.com/exyte/ActivityIndicatorView
• https://github.com/SPStore/SPActivityIndicatorView

选择器

提示弹窗

• https://github.com/lifution/Popover
• https://github.com/choiceyou/FWPopupView

弹出视图

• https://github.com/HeathWang/HWPanModal

图片选择器

• https://github.com/SilenceLove/HXPhotoPicker
• https://github.com/banchichen/TZImagePickerController
• https://github.com/lincf0912/LFImagePickerController

图片浏览器

• https://github.com/LuKane/KNPhotoBrowser
• https://github.com/indulgeIn/YBImageBrowser
• https://github.com/mwaterfall/MWPhotoBrowser
• https://github.com/QuintGao/GKPhotoBrowser

选择弹窗(仿微信)

• https://github.com/SPStore/SPAlertController

时间、事件选择器

• https://github.com/91renb/BRPickerView

刷新控件

• https://github.com/CoderMJLee/MJRefresh
• https://github.com/HsiaohuiHsiang/KafkaRefresh

标签

• https://github.com/zekunyan/TTGTagCollectionView

分页控制器

分页点的样式

• https://github.com/wayone/WOPageControl-OC

分页(多标题)

• https://github.com/mengxianliang/XLPageViewController
• https://github.com/pujiaxin33/JXCategoryView
• https://github.com/mengxianliang/XLPageViewController
  

分页(少标题)

• https://github.com/changsanjiang/SJPageViewController

地图

• 地图聚合效果
  https://github.com/hulab/ClusterKit

播放器

• https://github.com/bilibili/ijkplayer
• https://github.com/renzifeng/ZFPlayer
• https://github.com/tencentyun/SuperPlayer_iOS

导航栏

• 全屏手势返回：
  https://github.com/JazysYu/JZNavigationExtension

标签栏

• https://github.com/ChenYilong/CYLTabBarController
• https://github.com/leichunfeng/WXTabBarController

日历

• https://github.com/WenchaoD/FSCalendar
• https://github.com/patchthecode/JTAppleCalendar
• https://github.com/huisedediao/XBCalendar

Loading

• https://github.com/jdg/MBProgressHUD
• https://github.com/SVProgressHUD/SVProgressHUD
• https://github.com/JonasGessner/JGProgressHUD
• https://github.com/relatedcode/ProgressHUD
• https://github.com/LuohanCC/XNProgressHUD

键盘

• https://github.com/hackiftekhar/IQKeyboardManager

页面绘制

• https://github.com/Instagram/IGListKit
• https://github.com/ibireme/YYAsyncLayer
• https://github.com/facebookarchive/AsyncDisplayKit
• https://github.com/TextureGroup/Texture

缓存

• https://github.com/ibireme/YYCache
• https://github.com/kishikawakatsumi/KeychainAccess

启动页广告

• https://github.com/CoderZhuXH/XHLaunchAd

检测工具

检测循环引用：
https://github.com/facebook/FBRetainCycleDetector

检测内测泄漏：
https://github.com/Tencent/MLeaksFinder

测试检测工具：
https://github.com/didi/DoraemonKit