Alternatives and similar repositories for S4:

Users that are interested in S4 are comparing it to the libraries listed below

• mpw / MPWDrawingContext
  An Objective-C wrapper for CoreGraphics CGContext
  ☆103Updated last year
• CodaFi / CFAAction
  Composable Core Animation Actions à la SceneKit
  ☆67Updated 8 years ago
• BigZaphod / Archivable
  A custom Swift 4.2 Archiver that supports reference types
  ☆13Updated 6 years ago
• mikeash / XCommentWrap
  Xcode extension for hard wrapping comments.
  ☆38Updated 4 years ago
• RoyalIcing / BurntCocoaUI
  Use Swift enums and structs with NSMenu, NSPopUpButton, NSSegmentedControl
  ☆31Updated 5 years ago
• Objective-Cloud / OCFWeb
  A small and imperfect web application framework written in Objective-C.
  ☆102Updated 10 years ago
• cparnot / KitchenSink
  Miscellaneous projects for testing and bug reports.
  ☆11Updated 11 years ago
• cherrywoods / swift-meta-serialization
  Serialize any Codable Swift type with one extra line of code
  ☆19Updated 5 months ago
• andyshep / Palettes
  iOS demo app for NSIncrementalStore
  ☆23Updated 2 years ago
• malcommac / DMTabBar
  XCode 4.x like inspector segmented control
  ☆107Updated last year
• TimOliver / ZippyZap
  A ZIP file I/O library for macOS, tvOS, iOS and iPadOS
  ☆18Updated 4 years ago
• leoschweizer / Heliograph
  Mirror-based reflection for Objective-C
  ☆10Updated 9 years ago
• robkerr / PolyLineRenderTest
  Adding a MKPolyLine overlay using Swift to an iOS MapKit Map
  ☆12Updated 9 years ago
• rastersize / CDEvents
  An Objective-C wrapper for Mac OS X’s FSEvents C API.
  ☆129Updated 9 years ago
• timschroederme / Arrow-Button
  Cocoa custom arrow-shaped NSButton subclasses
  ☆30Updated 6 years ago
• PSPDFKit-labs / radar.apple.com
  Sample Projects for Apple Feedback from PSPDFKit
  ☆84Updated last month
• zorgiepoo / Sparkle
  A Sparkle fork focussed on sandboxing, extendable UI, and remote updating. Update: Branch in official repo is more up to date! Go there!
  ☆30Updated 3 years ago
• JohnSundell / JSUpdateLookup
  A lightweight, easy to use Objective-C class to check if your iOS app has an update available
  ☆28Updated 10 years ago
• Daij-Djan / CopyrightModifier
  modify the copyright HEADER of source files (.h, .m, .swift, .java ... whatever) [based on git if you want]
  ☆27Updated 7 years ago
• alehed / SyntaxKit
  TextMate-style syntax highlighting
  ☆40Updated 3 years ago
• bgannin / Pragmatic
  ⚙An Xcode Source Editor extension for simplifying common pragma driven tasks
  ☆24Updated 3 years ago
• c-Viorel / MBPageControl
  A highly customizable page control for OS X.
  ☆39Updated 6 years ago
• kainjow / ClockDigits
  Cocoa LED digits experiment
  ☆31Updated 9 years ago
• leoschweizer / OpinionatedC
  Because Objective-C should have inherited more from Smalltalk
  ☆52Updated 3 years ago
• chockenberry / VisionDefectSimulation
  ☆83Updated 11 years ago
• malcommac / DMPathBar
  XCode's Yosemite like path bar of OS X
  ☆25Updated 7 years ago
• ulyssesapp / ULDocument
  A portable, UI-free and iCloud-ready replacement for NSDocument
  ☆132Updated 6 years ago
• nofelmahmood / CKSRecordContext
  Interaction with CloudKit Records done right !
  ☆21Updated 9 years ago
• regexident / Sandbox
  A simple to use yet versatile API for dealing with sandboxed file access.
  ☆30Updated 4 years ago
• fpotter / ExpandingDatePicker
  An NSDatePicker that expands to show a graphical calendar view when focused.
  ☆31Updated 3 years ago