Evgeny Karkan

xcode27-skills. Apple's official Agent Skills exported from Xcode 27 — SwiftUI, UIKit modernization, Swift Testing, C bounds-safety, and security hardening for AI coding agents.

swift-tar. A pure Swift library for reading and writing TAR archives

xylem. XML Parsing Library

Skills. My Codex Skills

mobile-architecture-skills. Claude Code agent skills for iOS/SwiftUI and Android/KMP mobile architecture

Swift-Agent-Skills. A curated directory of open-source AI agent skills for Swift and Apple platform development.

generative-ai-for-beginners. 21 Lessons, Get Started Building with Generative AI

caveman. 🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman

kilocode. Kilo is the all-in-one agentic engineering platform. Build, ship, and iterate faster with the most popular open source coding agent.

swift-ios-skills. Agent Skills for iOS 26+, Swift 6.3, SwiftUI, and modern Apple frameworks

Swift-Agent-Skills-Cursor. A collection of agent skills for Swift development that works with the Cursor plugin marketplace.

Core-Data-Agent-Skill. An Agent Skill focused on Apple’s Core Data framework, helping with data modeling, fetch requests, performance, and common persistence patterns.

Swift-Testing-Agent-Skill. An agent skill focused entirely on Swift Testing, helping you write better tests, migrate from XCTest, improve test architecture, and adopt modern Swift testing patterns with confidence.

Swift-Concurrency-Agent-Skill. Add expert Swift Concurrency guidance to your AI coding tool (Agent Skills open format): safe concurrency, performance optimization, and Swift 6 migration.

Xcode-Build-Optimization-Agent-Skill. An Agent Skill helping you to optimize Xcode incremental and clean builds by running benchmarks and optimizing build settings.

homebrew-agent07. Public Homebrew tap for Agent07 — keyless install of pre-built binaries

andrej-karpathy-skills. A single CLAUDE.md file to improve Claude Code behavior, derived from Andrej Karpathy's observations on LLM coding pitfalls.

build-swift-apps. Swift-focused AI agent skills for iOS and macOS: build, debug, simulator, SwiftUI, Xcode, App Store workflows. Part of Plug'n Skills.

NetNewsWire. RSS reader for macOS and iOS.

SwiftUI-Agent-Skill. SwiftUI agent skill for Claude Code, Codex, and other AI tools.

rosetta. Enforce organizational standards across every AI coding agent

Squeal. A Swift wrapper for SQLite databases

Down. Blazing fast Markdown / CommonMark rendering in Swift, built upon cmark.

JailbreakDetector.swift. A super simple, configurable and (optionally) verbose jailbreak detector for iOS.

swift-mocking. Swift macros for generating mocks.

swift-mocking. A compact swift mocking library powered by macros and parameter packs.

CodexBar. Show usage stats for OpenAI Codex and Claude Code, without having to login.

Runestone. 📝 Performant plain text editor for iOS with syntax highlighting, line numbers, invisible characters and much more.

SwiftTerm. Xterm/VT100 Terminal emulator in Swift

claude-code-apple-skills. Claude Code skills for Apple platform development (iOS, macOS, iPadOS) — product validation, code generation, App Store optimization, and more

claude-code-ios-dev-guide. A comprehensive guide for setting up Claude Code CLI with PRD-driven workflows, extended thinking (ultrathink), and planning modes optimized for Swift/SwiftUI iOS development.

Sourcery. Meta-programming for Swift, stop writing boilerplate code.

DBPathRecognizer. Gesture recognizer tool [Swift / iOS]

Macaw. Powerful and easy-to-use vector graphics Swift library with SVG support

SkeletonUI. ☠️ Elegant skeleton loading animation in lightweight SwiftUI

swift-development. Claude Code skill for Swift iOS/macOS development

DebugSwift. A toolkit to make debugging iOS applications easier 🚀

skills. C#

TaskTreeView. Swift

XCResultExtractor. A Python script (soon to be replaced by a Swift app) to extract hidden console logs from an .xcresult

klarna-mobile-sdk-spm. Klarna Mobile SDK lightweight Swift Package Manager Repository

AppsFlyerFramework-Dynamic. Swift

keycloak-quickstarts. Java

Embassy. Super lightweight async HTTP server library in pure Swift runs in iOS / MacOS / Linux

Ambassador. Super lightweight web framework in Swift based on SWSGI

swift-integration-tests. Automated tests for validating the generated Swift snapshots behave correctly

Factory. A modern approach to Container-Based Dependency Injection for Swift and SwiftUI.

Foundation-Models-Framework-Lab. A practical lab for building, testing, and evaluating apps with Apple's Foundation Models framework.

FFmpegKit. FFmpegKit is a collection of tools to use FFmpeg mpv library in iOS, macOS, tvOS, visionOS applications.

deviceprint-SDK-iOS. iovation device print SDK for iOS

sentry-cocoa. The official Sentry SDK for iOS, tvOS, macOS, watchOS, iPadOS and visionOS.

EventSource. A simple Swift client library for the Server Sent Events (SSE)

swift-eventsource. Server-sent events (SSE) client implementation in Swift for iOS, macOS, tvOS, and watchOS

EventSource. Server-sent events in Swift

grpc-swift. The Swift language implementation of gRPC.

async-plus. ⛓ A chainable interface for Swift's async/await.

adyen-swift-public-api-diff. This tool allows comparing 2 versions of a swift (sdk) project and lists all changes in a human readable way.

InjectionNext. Fourth evolution of Code Injection for Xcode

ImageScrollView. Scrollable and zoomable image view for iOS in Swift

XcodeSelectiveTesting. Xcode selective testing: Run only tests relevant to the changeset.

DITranquillity. Dependency injection for iOS (Swift)

typhoon. Powerful dependency injection for Objective-C ✨✨ (https://github.com/appsquickly/pilgrim is the pure Swift successor to Typhoon!!)✨✨

swift-sdk. Swift SDK for Optimizely Feature Experimentation and Optimizely Full Stack (legacy).　

Weakify. Provides a way use a method on a class as a closure value that would be referenced by some other component without causing memory leaks.

XCSnippetsApp. macOS application to explore code snippets from the Swift and iOS community, view and edit the snippets before adding them conveniently to Xcode

GZIP. A simple NSData category for gzipping/unzipping data in iOS and Mac OS

GzipSwift. Swift package that enables gzip/gunzip Data using zlib

swift-corelibs-xctest. The XCTest Project, A Swift core library for providing unit test support

lzfse. LZFSE compression library and command line tool

colorization. Automatic colorization using deep neural networks. "Colorful Image Colorization." In ECCV, 2016.

Awesome-CoreML-Models. Largest list of models for Core ML (for iOS 11+)

objectbox-swift. Swift database - fast, simple and lightweight (iOS, macOS)

swift-outdated. A swift subcommand for displaying when your dependencies (SwiftPM or Xcode) are out of date

Bitmap. A Swift-y convenience for loading, saving and manipulating bitmap images.

SwiftSVG. A simple, performant, and lightweight SVG parser

Hydra. ⚡️ Lightweight full-featured Promises, Async & Await Library in Swift

ImageSizeFetcher. Finds the type/size of an image given its URL by fetching as little data as needed

Swift-WebP. A thin libwebp wrapper in Swift offering both encode and decode APIs

awesome-ios-security. A curated list of awesome iOS application security resources.

mastg. The OWASP Mobile Application Security Testing Guide (MASTG) is a comprehensive manual for mobile app security testing and reverse engineering. It describes technical processes for verifying the OWASP Mobile Security Weakness Enumeration (MASWE) weaknesses, which are in alignment with the OWASP MASVS.

ssl-pinning-ios. iOS library for dynamic SSL pinning

iaito. Official radare2 GUI

iOS-Performance-Optimization. This project contains resources on how you can optimize your iOS application performance

themis. Easy to use cryptographic framework for data protection: secure messaging with forward secrecy and secure data storage. Has unified APIs across 14 platforms.

tink-objc. Obj-C implementation of Tink

IDZSwiftCommonCrypto. A wrapper for Apple's Common Crypto library written in Swift.

constructorio-client-swift. Constructor.io Client for iOS Applications

SBTUITestTunnel. Enable network mocks and more in UI Tests

nocode. The best way to write secure and reliable applications. Write nothing; deploy nowhere.

neeman. A WKWebView wrapper for converting a web app into a hybrid mobile app without getting in the way of your native code.

DJKFlipper. Flipboard like animation library

Animated-Paths. Demo project: Animating the drawing of a CGPath with CAShapeLayer.strokeEnd

SwiftyTesseract. A Swift wrapper around Tesseract for use in iOS, macOS, and Linux applications

ARKit-CoreML. Utilities and examples for using CoreML in conjunction with ARKit

SimpleSimilarity. A framework for semantic text search

SwiftCssParser. A Powerful , Extensible CSS Parser written in pure Swift.

Sheeeeeeeeet. Sheeeeeeeeet is a Swift library for creating menus, custom action sheets, context menus etc.

Infinite_Auto_Scrolling_CollectionView_CompositionalLayout. UICollectionViewCompositionalLayout Practice

Pageboy. 📖 A simple, highly informative page view controller

Tabman. ™️ A powerful paging view controller with interactive indicator bars

AHEasing. A library of easing functions for C, C++, and Objective-C

Interpolate. Swift interpolation for gesture-driven animations

TagCellLayout. Made in Swift - Tag layout for UICollectionView supporting 3 types of alignments - Left || Centre || Right

swift-design-patterns. 🚀 The ultimate collection of Software Design Patterns & Principles with examples [38/79 Patterns].

PPTopMostController. Get the top most controller on screen

M13BadgeView. A customizable badge for iOS applications.

swift-crypto. Open-source implementation of a substantial portion of the API of Apple CryptoKit suitable for use on all Swift supported platforms.

CustomCollectionViewLayout. Custom layout for a collection view using horizontal and vertical scrolling with sticky rows and columns

InputBarAccessoryView. A simple and easily customizable InputAccessoryView for making powerful input bars with autocomplete and attachments

WebRTC. A community-driven distribution of up to date WebRTC framework binaries for iOS and macOS

muter. 🔎 Automated mutation testing for Swift 🕳️

ShadowView. An iOS Library that makes shadows management easy on UIView.

UICollectionViewAnimatedTransition. Simple transition between two UICollectionViewController.

APNGKit. High performance and delightful way to play with APNG format in iOS.

UIGradient. A simple and powerful library for using gradient layer, image, color

SwipeCell. SwipeCell is a SwiftUI library, used to achieve the left and right sliding menu effect similar to the iOS mail app.

github-profile-views-counter. It counts how many times your GitHub profile has been viewed. Free cloud micro-service.

StretchyHeaderiOSExample. Make a Stretchy Header in iOS using Swift

StretchyLayout. An example project for a post on blog.enabled.com.au

ios-examples. A collection of iOS example code and applications.

SwiftListTreeDataSource. List tree data source to display hierarchical data structures in lists-like way. It's UI agnostic, just like view-model and doesn't depend on UI framework

JackrabbitRefreshSwift. A custom pull-to-refresh implementation for iOS in Swift.

CopilotForXcode. The first GitHub Copilot, Codeium and ChatGPT Xcode Source Editor Extension

face-landmarking-ios. 👦 Basic face landmarking on iPhone with Dlib via Swift & ObjC++

THLabel. UILabel subclass, which additionally allows shadow blur, inner shadow, stroke text and fill gradient.

DWAnimatedLabel. An UILabel subclass that lets you animate text with different types

ZSWTappableLabel. UILabel subclass for links which are tappable, long-pressable, 3D Touchable, and VoiceOverable.

iOS-System-Services. iOS System Services is a class to gather all available information about a device.

EPUBKit. 📚 Simple EPUB Parser in Swift

CollectionViewPagingLayout. A simple but highly customizable UICollectionViewLayout for UICollectionView -- Simple SwiftUI views that let you make page-view effects.

JSONWebToken.swift. Swift implementation of JSON Web Token (JWT).

LoopScroll. An infinitely looping scrolling control implemented using UICollectionView.

ImageEffects. SwiftImageEffects is a Swift implementation of UIImageEffects to apply blur and tint effects to an image.

LDOTiledView. Makes CATiledLayer simple to use

diff-match-patch. Diff Match Patch is a high-performance library in multiple languages that manipulates plain text.

fluentui-apple. UIKit and AppKit controls for building native Microsoft experiences

ios-starter-kit. A starter kit for those interested in iOS programming

SwiftGen. The Swift code generator for your assets, storyboards, Localizable.strings, … — Get rid of all String-based APIs!

FlexLayout. FlexLayout adds a nice Swift interface to the highly optimized facebook/yoga flexbox implementation. Concise, intuitive & chainable syntax.

NotAutoLayout. Layout your views without Auto Layout constraints, in a much more swifty way.

Cartography. A declarative Auto Layout DSL for Swift :iphone::triangular_ruler:

LayoutKit. LayoutKit is a fast view layout library for iOS, macOS, and tvOS.

SwiftLint_build_phase_example. Swift

ios-snapshot-test-case. Snapshot view unit tests for iOS

BottomSheet. Simple BottomSheet for iOS using UIKit custom transition

git. Git Source Code Mirror - This is a publish-only repository but pull requests can be turned into patches to the mailing list via GitGitGadget (https://gitgitgadget.github.io/). Please follow Documentation/SubmittingPatches procedure for any of your improvements.

realm-swift. Realm is a mobile database: a replacement for Core Data & SQLite

badge. Add a badge to your app icon

awesome-ios-dev-tools. A list of the best tools for iOS developers

ios-developer-tools. Tools that every iOS developer should know.

Swift-For-Scripting. 📋A hand-curated collection of useful and informative Swift Scripting materials.

ASN1Decoder. ASN1 DER Decoder for X.509 Certificate

swift-http-types. Version-independent HTTP currency types for Swift

KeyPathKit. KeyPathKit is a library that provides the standard functions to manipulate data along with a call-syntax that relies on typed keypaths to make the call sites as short and clean as possible.

SwiftRichString. 👩‍🎨 Elegant Attributed String composition in Swift sauce

ReflectableEnum. Reflection for enumerations in Objective-C.

SwizzleSwift. Swizzle selectors with just one clean and elegant API

Runtime. A Swift Runtime library for viewing type info, and the dynamic getting and setting of properties.

argmax-oss-swift. On-device Speech AI for Apple Silicon

ios_17_required_reason_api_scanner. A simple shell script collection to scan your Xcode Swift project for required reason API usage to ensure privacy compliance and to simplify the creation of privacy manifests.

Semaphore. A Synchronization Primitive for Swift Concurrency

sdk-for-apple. [READ-ONLY] Official Appwrite SDK for Apple Devices 🍎

swiftshield. 🔒 Swift Obfuscator that protects iOS apps against reverse engineering attacks.

Swift-Macros. A curated list of awesome Swift Macros

Harmony. Harmony provides CloudKit sync for GRDB and only GRDB.

sample-cloudkit-sync-engine. Swift

Computer-Science-with-iOS. A collection of computer science knowledge, data structures, algorithms, in iOS - Swift.

YapDatabase. YapDB is a collection/key/value store with a plugin architecture. It's built atop sqlite, for Swift & objective-c developers.

Files. A nicer way to handle files & folders in Swift

SVGKit. Display and interact with SVG Images on iOS / OS X, using native rendering (CoreAnimation)

FloatingPanel. A clean and easy-to-use floating panel UI component for iOS

Atributika. Convert text with HTML tags, links, hashtags, mentions into NSAttributedString. Make them clickable with UILabel drop-in replacement.

ios-version-icon. Script written in Swift that prepares the iOS app icon overlay with ribbon, build type and version (build) info

HexagonalArchSampleiOS. Hexagonal architecture sample for iOS

Mint. A package manager that installs and runs executable Swift packages

Echo. A complete reflection library for Swift

rive-ios. iOS runtime for Rive

swift-tips. A collection useful tips for the Swift language

DTTJailbreakDetection. A jailbreak detection library for iOS

Swift-String-Obfuscator. Swift String Obfuscator

YouTubeKit. A way to interact with YouTube's internal API in Swift (without any API key!)

YTLiveStreaming. iOS open source framework to create live broadcasts and video streams on YouTube with YouTube Data API v3

awesome-ci. The list of continuous integration services and tools

Design-Patterns. 💪💪💪设计模式

FluidGradient. A fluid, animated gradient implemented with CoreAnimation and SwiftUI.

VideoPlayer. 📽 A video player for SwiftUI, support for caching, preload and custom control view. SwiftUI 视频播放器，支持边下边播、预加载、自定义控制层

SkyFloatingLabelTextField. A beautiful and flexible text field control implementation of "Float Label Pattern". Written in Swift.

PagingKit. PagingKit provides customizable menu UI. It has more flexible layout and design than the other libraries.

MacSymbolicator. Symbolicating macOS/iOS crash reports, easily.

extensions-kit. 📦 Collection of Swift+Apple Frameworks extensions for speeding up software development [iOS & iPadOS].

flappy-fly-bird. 🐦 Flappy Bird game reincarnation [GameplayKit, SpriteKit, iOS 12+].

compositional-layouts-kit. 📏 Advanced compositional layouts for UICollectionView [iOS 13+].

xcore. A collection of hundreds of Swift and SwiftUI extensions and components designed to minimize boilerplate to accomplish common tasks with ease.

VerticalSplit. A SwiftUI container that presents two views stacked vertically with an adjustable split.

Bond. A Swift binding framework

VPN. Sample custom VPN client/server in Swift

architecture-checklist. Designing iOS architecture: The checklist

Kingfisher. A lightweight, pure-Swift library for downloading and caching images from the web.

ApplicationCoordinator. Coordinators Essential tutorial

ios-architectures. iOS architectures - MVC, MVP, MVVM, MVVM-C, ReactorKit, VIPER, Clean Architecture, RIBs; Repository Pattern, Rxflow, Swinject, Tuist, Xcodegen, Cocoapods, SPM, Carthage + Rome