Algorithm

• labuladong/fucking-algorithm 手把手撕LeetCode题目，扒各种算法套路的裤子。
• azl397985856/leetcode LeetCode Solutions: A Record of My Problem Solving Journey.( leetcode题解，记录自己的leetcode解题之路。) https://leetcode-solution.cn/
• wangzheng0822/algo数据结构和算法必知必会的50个代码实现
• hzwer/shareOI 算法竞赛课件分享

Document translation

• xitu/gold-miner 掘金翻译计划，可能是世界最大最好的英译中技术社区，最懂读者和译者的翻译平台
• objccn/articles Articles for objccn.io. objc.io的完整、准确、优雅的中文翻译版本
• SwiftGGTeam/the-swift-programming-language-in-chinese 中文版 Apple 官方 Swift 教程《The Swift Programming Language》 https://swiftgg.gitbook.io/swift/
• Apollonyan/CS193p-Developing-Apps-for-iOS-Spring-2020 Stanford 公开课 CS193p - Developing Apps for iOS 2020 春季学期字幕翻译

CS

• CyC2018/CS-Notes 技术面试必备基础知识、Leetcode、计算机操作系统、计算机网络、系统设计、Java、Python、C++

Git

• geeeeeeeeek/git-recipes Git recipes in Chinese by Zhongyi Tong. 高质量的Git中文教程.
• k88hudson/git-flight-rules Flight rules for git
• pcottle/learnGitBranching An interactive git visualization to challenge and educate! https://pcottle.github.com/learnGitBr…

JavaScript

• carbon-app/carbon Create and share beautiful images of your source code

Web

• qianguyihao/Web 前端入门和进阶学习笔记，超详细的Web前端学习图文教程。从零开始学前端，做一名精致的前端工程师。持续更新...

C++

• Light-City/CPlusPlusThings C++那些事 https://light-city.club/sc/

iOS Projects

• CocoaPods/CocoaPods The Cocoa Dependency Manager. https://cocoapods.org/

• vsouza/awesome-ios A curated list of awesome iOS ecosystem, including Objective-C and Swift Projects http://awesomeios.com

• dkhamsing/open-source-ios-apps 📱 Collaborative List of Open-Source iOS Apps

• Tim9Liu9/TimLiu-iOS iOS开发常用三方库、插件、知名博客等等

• eleme/Stinger Stinger is a high-efficiency library with great compatibility, for aop in Objective-C, using libffi instead of Objective-C message forwarding. It is 20+ times faster than the Aspects, from message-sending to Aspect-oriented code ends.

• Tencent/OOMDetector OOMDetector is a memory monitoring component for iOS which provides you with OOM monitoring, memory allocation monitoring, memory leak detection and other functions.

• mattt/Ono A sensible way to deal with XML & HTML for iOS & macOS

• alibaba/BeeHive BeeHive is a solution for iOS Application module programs, it absorbed the Spring Framework API service concept to avoid coupling between modules.

• Tencent/MMKV An efficient, small mobile key-value storage framework developed by WeChat. Works on Android, iOS, macOS, Windows and POSIX.

• bang590/JSPatch JSPatch bridge Objective-C and Javascript using the Objective-C runtime. You can call any Objective-C class and method in JavaScript by just including a small engine. JSPatch is generally used to hotfix iOS App.

• huanxsd/LinkMap 检查每个类占用空间大小工具

• path/FastImageCache iOS library for quickly displaying images while scrolling

• SatanWoo/TrampolineHook A solution for centralized method redirection

• SDWebImage/SDWebImage Asynchronous image downloader with cache support as a UIImageView category https://sdwebimage.github.io

• Mantle/Mantle Model framework for Cocoa and Cocoa Touch

• krzysztofzablocki/IconOverlaying Build informations on top of your app icon. http://twitter.com/merowing_

• huanxsd/LinkMap 检查每个类占用空间大小工具

• Cocoanetics/DTCoreText Methods to allow using HTML code with CoreText

• mozilla-mobile/firefox-ios Firefox for iOS

Clang

• macmade/ClangKit ClangKit provides an Objective-C frontend to LibClang. Source tokenization, diagnostics and fix-its are actually implemented.

Debug

• didi/echo Echo是一款桌面端调试工具，旨在提高客户端的研发调试效率
• didi/DoraemonKit A full-featured App (iOS & Android) development assistant. You deserve it. 简称 "DoKit" 。一款功能齐全的客户端（ iOS 、Android、微信小程序 ）研发助手，你值得拥有。https://www.dokit.cn/
• TalkingData/YourView YourView is a desktop App in MacOS based on Apple SceneKit. You may use it to view iOS App's view hierarchy 3D.
• Tencent/MLeaksFinder Find memory leaks in your iOS app at develop time.
• music4kid/PLeakSniffer Detect memory leaks for your iOS project automatically. http://mrpeak.cn
• facebook/FBRetainCycleDetector iOS library to help detecting retain cycles in runtime.
• johnno1962/injectionforxcode Runtime Code Injection for Objective-C & Swift
• CocoaLumberjack/CocoaLumberjack A fast & simple, yet powerful & flexible logging framework for Mac and iOS https://cocoalumberjack.github.io/
• erikdoe/ocmock Mock objects for Objective-C http://ocmock.org

runtime

• jasenhuang/NSObjectSafe Swizzle commonly used function of Foundation container to prevent nil crash
• DeveloperErenLiu/RuntimePDF Runtime系列文章总字数为10w+

Keyboard

• hackiftekhar/IQKeyboardManager Codeless drop-in universal library allows to prevent issues of keyboard sliding up and cover UITextField/UITextView. Neither need to write any code nor any setup required and much more.

Foundation

• mattt/TTTRandomizedEnumerator Mix things up with your collection classes with style and class (well, a category, but you get the idea).

UIKit

• [devxoul/UITextView-Placeholder] A missing placeholder for UITextView
• CRAnimation/CRBoxInputView Verify code input view. Support security type for password.短信验证码输入框，支持密文模式
• ibireme/YYTextPowerful text framework for iOS to display and edit rich text.
• jdg/MBProgressHUDMBProgressHUD + Customizations http://www.bukovinski.com/
• facebookarchive/AsyncDisplayKitSmooth asynchronous user interfaces for iOS apps. http://asyncdisplaykit.org
• maxep/MXParallaxHeader Simple parallax header for UIScrollView
• yulingtianxia/TBActionSheet A Custom&Powerful Action Sheet For iOS. 一个 ActionSheet 满足所有样式！超高自由度的可定制！

Cache

• ibireme/YYCache High performance cache framework for iOS.

Decrypting

• KJCracks/Clutch Fast iOS executable dumper
• pinterest/PINCache Fast, non-deadlocking parallel object cache for iOS, tvOS and OS X

Interview

• colourful987/bytedance-alibaba-interview 阿里、字节 一套高效的iOS面试题解答

Swift

• matteocrippa/awesome-swift A collaborative list of awesome Swift libraries and resources. Feel free to contribute!
• jVirus/ios-learning-materials 📚Curated list of articles, web-resources, tutorials and code repositories that may help you dig a little bit deeper into iOS [and Apple Platforms].
• SnapKit/SnapKit A Swift Autolayout DSL for iOS & OS X http://snapkit.io
• pointfreeco/swift-snapshot-testing 📸 Delightful Swift snapshot testing. https://www.pointfree.co/episodes/ep4…
• pointfreeco/swift-composable-architecture A library for building applications in a consistent and understandable way, with composition, testing, and ergonomics in mind. https://www.pointfree.co/
• andreamazz/BubbleTransition A custom modal transition that presents and dismiss a controller with an expanding bubble effect.
• andreamazz/AMPopTip An animated popover that pops out a given frame, great for subtle UI tips and onboarding.
• CosmicMind/Material A UI/UX framework for creating beautiful applications. http://cosmicmind.com
• Alamofire/Alamofire Elegant HTTP Networking in Swift
• Nirma/UIFontComplete Font management (System & Custom) for iOS and tvOS
• linkedin/LayoutKit LayoutKit is a fast view layout library for iOS, macOS, and tvOS. http://layoutkit.org
• Orderella/PopupDialog A simple, customizable popup dialog for iOS written in Swift. Replaces UIAlertController alert style. http://www.mwfire.de
• willowtreeapps/spruce-ios Swift library for choreographing animations on the screen.
• evnaz/ENSwiftSideMenu A simple side menu for iOS written in Swift.
• steipete/InterposeKit A modern library to swizzle elegantly in Swift. https://interposekit.com/
• airbnb/HorizonCalendar A declarative, performant, iOS calendar UI component that supports use cases ranging from simple date pickers all the way up to fully-featured calendar apps.
• Alamofire/Alamofire Elegant HTTP Networking in Swift
• stephencelis/SQLite.swift A type-safe, Swift-language layer over SQLite3.

SwiftUI

• Jinxiansen/SwiftUI SwiftUI Framework Learning and Usage Guide. 🚀
• Dimillian/MovieSwiftUI SwiftUI & Combine app using MovieDB API. With a custom Flux (Redux) implementation.
• jVirus/swiftui-2048 🎲 100% SwiftUI 2.0, classic 2048 game [SwiftUI 2.0, iOS 14.0+, iPadOS 14.0+, Swift 5.3].

Just funning and useful

• tuteng/Best-websites-a-programmer-should-visit-zh程序员应该访问的最佳网站中文版
• 521xueweihan/HelloGitHub Find pearls on open-source seashore 分享 GitHub 上有趣、入门级的开源项目 https://hellogithub.com/

Ruby

• dreikanter/ruby-bookmarks Ruby and Ruby on Rails bookmarks collection
• ruby/rdoc RDoc produces HTML and online documentation for Ruby projects. https://ruby.github.io/rdoc/
• thoughtbot/guides A guide for programming in style. https://thoughtbot.com/playbook
• sds/overcommit A fully configurable and extendable Git hook manager
• Homebrew/brew 🍺 The missing package manager for macOS (or Linux)
• icalendar/icalendar icalendar.rb main repository

Blog

Design

• Building a Design System for iOS