Open-source alternatives to PureLayout

Masonry is a declarative UI layout engine and domain-specific language for defining layout constraints on iOS and macOS. It serves as a wrapper for native Apple layout constraints, providing a system for positioning views on a screen by declaring rules and priorities. The library implements a fluent interface that uses chainable method calls to define complex screen layouts. This approach replaces native configuration calls with an expressive syntax for generating layout rules. The engine includes capabilities for managing constraint priorities to resolve layout conflicts and tools for updat

SDAutoLayout is an iOS UI layout framework and programmatic wrapper library. It provides an auto layout constraint engine and tools for managing view dimensions and positions within the Apple iOS user interface ecosystem. The project features a dynamic content height calculator and a simplified syntax for defining layout constraints to reduce boilerplate code. It includes specialized utilities for automatically determining and caching the height of table cells and labels based on their internal text content. The framework covers a range of layout capabilities, including automatic content siz

MyLinearLayout is an Objective-C UI layout framework and responsive layout engine for iOS. It serves as a multi-pattern view orchestrator that organizes interface elements using a combination of linear, relative, and grid layout patterns. The library brings CSS flexbox and floating element behavior to iOS views for dynamic space distribution. It includes a dedicated system for right-to-left language orientations, providing automatic mirroring of interface elements to support localized layouts. The framework covers a broad range of arrangement strategies, including flow-based element wrapping

This project is a suite of visual components and interface models designed to create animated transitions between condensed grid previews and expanded detail views. It provides a card transition library and SwiftUI animated UI components that enable a peek-and-pop interface where small preview cards expand into full-screen content. The system implements an animated grid layout that allows collections of cards to expand and contract to reveal more information. These interactions are supported by animations that transform small content cells into full-screen interfaces to maintain visual contin

SwiftEntryKit is a Swift presentation framework and UI overlay library used to orchestrate banners, pop-up views, and custom modal presentations on top of an iOS application window. It functions as a view orchestrator that manages the lifecycle, animations, and layering of multiple overlapping user interface elements. The framework features a priority-based queueing system to determine the display order and precedence of overlays, ensuring specific elements can override others. It includes a dedicated animation toolkit for translation, scale, and fade transitions, alongside haptic integration

BulletinBoard is a SwiftUI component library and interface framework for iOS. It provides a set of reusable elements designed to render interactive, accessible information cards at the bottom of a screen to guide users through onboarding and configuration tasks. The framework functions as an onboarding UI kit, offering pre-defined card templates and the ability to create custom layout structures. These components are built with integrated accessibility support to ensure that interface updates and interaction states are announced to screen readers and assistive controllers. The library covers

iOS9AdaptationTips is a collection of technical strategies and guides for adapting mobile applications to the iOS 9 operating system. It serves as a development resource for implementing system integration, UI layout adaptations, and push notification configurations. The project provides specific guidance on flexible interface implementation, including support for split-screen modes, dynamic text scaling, and status bar configurations. It also covers the use of secure certificates and heartbeat signals to maintain persistent connection stability for push notifications. The material covers br

Neon is a Swift programmatic UI layout framework that orchestrates interface elements through a relative positioning engine. It calculates view sizes and positions at runtime to create responsive user interfaces without using constraints, springs, struts, or visual format language. The system organizes elements into stacks and groups using a coordinate-based orchestrator that resolves alignment rules between sibling and parent components. It utilizes a rule-based coordinate mapping approach to translate high-level alignment descriptors into absolute screen coordinates. The framework provides

ioscreator is a comprehensive set of educational resources and reference guides for building mobile applications on the iOS platform. It provides a structured course and tutorial series focused on combining interface design with mobile logic using the SwiftUI framework. The project distinguishes itself through specialized guides for hardware integration and state management, covering the use of device sensors such as the camera, microphone, and accelerometer. It also includes a dedicated UI component library and tutorials for implementing native Apple system services. The materials cover a b

An easy way to create and layout UI components for iOS (Swift version).

MisterFusion is Swift DSL for AutoLayout. It is the extremely clear, but concise syntax, in addition, can be used in both Swift and Objective-C. Support Safe Area and Size Class.

Auto Layout made easy

Programmatic view layout for the rest of us.

Auto Layout In Swift Made Easy

UIView category which makes it easy to create layout constraints in code

HMSegmentedControl is a customizable, scrollable selection interface for iOS applications. It serves as a UIKit component that replaces standard system segmented controls to provide a selection bar capable of switching between different views or data sets. This component is distinguished by its support for horizontal overflow scrolling, which allows users to pan through selection options when the number of segments exceeds the available screen width. It provides precise control over the visual identity of the interface through custom fonts, colors, and text attributes. The library covers the

AsyncDisplayKit is an asynchronous UI framework and performance library for iOS. It provides a collection of performant alternatives to standard views, allowing developers to build responsive interfaces by offloading layout and rendering tasks to background threads. The framework is centered around a declarative layout engine based on a flexbox model, which calculates element positions and sizes asynchronously. It utilizes a node-based abstraction to wrap native views, enabling the instantiation and configuration of UI hierarchies on background threads to prevent main thread blocking. The sy

PanModal is an iOS UI library used to create draggable bottom sheet modals that slide up from the bottom of the screen. It provides a programmatic interface for managing the layout, height, and state of these overlay panels, allowing content to be presented over a main view without navigating away from the current screen. The library includes a pan gesture coordinator that synchronizes touch movements between the draggable container and internal scrollable content. This ensures that sliding the modal and scrolling within its content do not conflict. The framework covers custom presentation l

Eureka is a framework for building structured data-entry interfaces and forms in Swift for iOS applications. It provides a declarative UI layout engine and a dynamic input interface to define fields, sections, and row layouts through a configuration layer. The system distinguishes itself through dynamic interface management, including conditional visibility and interaction control that reacts to real-time user changes. It supports complex input behaviors such as expandable row rendering, multivalued field management for inserting or deleting similar rows, and custom keyboard navigation that s

CSStickyHeaderFlowLayout is a specialized layout wrapper for UICollectionView on iOS. It provides a sticky header list component where section headers remain pinned to the top of the screen during scrolling. The project implements parallax header effects, allowing background images to move at a different speed than foreground content to create depth. It also includes animated header images that expand or collapse based on the user's scroll position. The layout manages coordinate-based view repositioning and dynamic frame calculations to handle visual transitions. It utilizes offset-based scr

Valdi is a cross-platform native UI framework that compiles declarative TypeScript code into native platform views. It functions as a declarative UI engine and multi-platform frontend toolchain designed to achieve high performance by avoiding web views. The framework features a native bridge binding tool that generates type-safe bindings between TypeScript and native languages, allowing direct access to platform APIs. It supports a hot-reload development workflow, enabling real-time updates to the user interface across platforms without requiring full project recompilation. The system includ

SwifterSwift is a collection of Swift extensions designed to reduce boilerplate code during the development of iOS and macOS applications. It provides a library of pre-made utilities that extend the standard library and system frameworks to streamline data manipulation, system integration, and user interface optimization. The project provides specialized tools for a wide range of development tasks. This includes image processing and binary translation, text string manipulation, and complex data management for arrays, strings, and dictionaries. It also offers utilities for network request mana

IQKeyboardManager is an iOS keyboard management library and UI layout utility. It automatically adjusts screen layouts to prevent the software keyboard from covering text input fields. The project provides a customizable keyboard toolbar component with navigation buttons and action triggers. It enables focus management, allowing users to move between text fields via the return key or toolbar controls. The library covers keyboard layout coordination, including touch-based dismissal and offset configuration. It also includes a system for managing keyboard behaviors and appearance on a per-clas

Walk is a comprehensive framework for building native Windows desktop applications. It functions as a GUI library and Windows API wrapper, providing a toolkit of native widgets and a declarative layout system for developing high-performance user interfaces. The project is distinguished by its data-binding framework, which uses reflection and string-based property paths to synchronize data sources with interface widgets. It also provides specialized support for high-DPI interface scaling and an optimized native message loop to reduce runtime overhead. The toolkit covers a wide range of capabi

Motia is a cross-platform frontend framework designed for building and maintaining scalable user interfaces. It functions as a component-based library that enables developers to assemble complex application layouts using a standardized set of modular building blocks. The framework utilizes a declarative layout engine to define interface structures, ensuring consistent behavior across different operating systems and screen sizes. By employing a state-driven reconciliation process, the system automatically synchronizes visual elements with the underlying data model, while a dependency injection

This project is a reference guide and technical resource for building user interfaces with the SwiftUI framework. It provides a comprehensive collection of code examples, documentation, and a component library of reusable view implementations and layout patterns. The resource includes a compatibility map that links modern declarative views to their equivalent imperative counterparts in the UIKit framework. This documentation assists with the migration from UIKit to SwiftUI by providing guidance on wrapping legacy view controllers and view subclasses within a declarative hierarchy. The guide