# android/android-ktx

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7,421 stars · 558 forks · archived

## Links

- GitHub: https://github.com/android/android-ktx
- Homepage: https://android.github.io/android-ktx/core-ktx/
- awesome-repositories: https://awesome-repositories.com/repository/android-android-ktx.md

## Topics

`android` `kotlin` `kotlin-extensions`

## Description

android-ktx is a Kotlin extension library for the Android framework. It provides a collection of idiomatic helper functions that wrap native system calls to reduce boilerplate and improve code readability throughout Android application development.

The library implements a set of tools for building styled strings, transformation matrices, and graphical elements. It utilizes a builder-based syntax to simplify the construction of system objects such as content values and data bundles.

The project covers a broad range of capabilities, including the simplification of view manipulations and time operations. It also includes utilities for performance optimization through memory-efficient collections, cache eviction strategies, and system execution tracing.

## Tags

### Mobile Development

- [Android Libraries](https://awesome-repositories.com/f/mobile-development/android-ecosystem/android-libraries.md) — Serves as a comprehensive library of extension functions to enhance the native Android framework's functionality.
- [Android API Simplifications](https://awesome-repositories.com/f/mobile-development/android-api-simplifications.md) — Wraps native Android system calls in idiomatic language extensions to reduce repetitive boilerplate. ([source](https://cdn.jsdelivr.net/gh/android/android-ktx@master/README.md))
- [Android App Development Utilities](https://awesome-repositories.com/f/mobile-development/android-app-development-utilities.md) — Provides Kotlin extensions to write more concise and idiomatic code while reducing boilerplate in Android projects.
- [Android Data Management Utilities](https://awesome-repositories.com/f/mobile-development/android-data-management-utilities.md) — Provides utilities for managing content values, data bundles, and memory-efficient collections specifically for Android environments.
- [Android Framework Extensions](https://awesome-repositories.com/f/mobile-development/android-framework-extensions.md) — Extends core Android system types with idiomatic helper functions to improve code conciseness. ([source](https://android.github.io/android-ktx/core-ktx/alltypes/index.html))
- [Android Performance Optimizations](https://awesome-repositories.com/f/mobile-development/android-performance-optimizations.md) — Implements memory-efficient collections and cache eviction strategies to reduce memory footprint and improve app stability.
- [Android View Management](https://awesome-repositories.com/f/mobile-development/android-view-management.md) — Simplifies the manipulation and updating of views, layouts, and menus through intuitive extension functions.
- [UI Toolkits](https://awesome-repositories.com/f/mobile-development/android-ecosystem/android-development/ui-toolkits.md) — Provides a toolkit for constructing styled strings, graphical elements, and transformation matrices within Android.

### Programming Languages & Runtimes

- [Idiomatic API Wrappers](https://awesome-repositories.com/f/programming-languages-runtimes/idiomatic-api-wrappers.md) — Wraps native system calls and framework types in idiomatic Kotlin functions to reduce repetitive boilerplate.
- [Type Augmentation Extensions](https://awesome-repositories.com/f/programming-languages-runtimes/type-augmentation-extensions.md) — Adds helper methods to existing system classes using Kotlin extensions to improve code conciseness.
- [Kotlin Extensions](https://awesome-repositories.com/f/programming-languages-runtimes/language-ecosystems-tooling/kotlin-extensions.md) — Extends the Kotlin language with idiomatic helpers for common Android tasks like time operations and collection initialization.
- [Memory-Efficient Collection Toolkits](https://awesome-repositories.com/f/programming-languages-runtimes/memory-efficient-collection-toolkits.md) — Implements custom map and set structures to reduce memory overhead compared to standard library collections.
- [Data Bundling Utilities](https://awesome-repositories.com/f/programming-languages-runtimes/programming-utilities/data-structure-type-helpers/data-structures/data-bundling-utilities.md) — Generates data bundle objects using key-value pairs to simplify passing information between system components. ([source](https://android.github.io/android-ktx/core-ktx/androidx.os/index.html))
- [Time Manipulation Helpers](https://awesome-repositories.com/f/programming-languages-runtimes/time-manipulation-helpers.md) — Extends standard time classes with idiomatic helper functions to reduce boilerplate when manipulating dates and durations. ([source](https://android.github.io/android-ktx/core-ktx/androidx.time/index.html))

### Development Tools & Productivity

- [Kotlin Extension Wrappers](https://awesome-repositories.com/f/development-tools-productivity/extension-apis/system-api-extensions/kotlin-extension-wrappers.md) — Uses Kotlin extension functions to wrap native Android system calls, providing a more ergonomic and readable API.

### User Interface & Experience

- [View Manipulation Extensions](https://awesome-repositories.com/f/user-interface-experience/view-manipulation-extensions.md) — Reduces repetitive boilerplate code when manipulating views, layouts, and menus using intuitive extension functions. ([source](https://android.github.io/android-ktx/core-ktx/androidx.view/index.html))
- [Styled String Builders](https://awesome-repositories.com/f/user-interface-experience/styled-string-builders.md) — Constructs strings with embedded styling by populating a builder and converting the result into a fixed spanned format. ([source](https://android.github.io/android-ktx/core-ktx/androidx.text/index.html))
- [Android](https://awesome-repositories.com/f/user-interface-experience/ui-styling/android.md) — Offers tools for building styled strings and graphical transformation matrices for precise visual element positioning.

### Data & Databases

- [Key-Value Pair Managers](https://awesome-repositories.com/f/data-databases/key-value-pair-managers.md) — Constructs key-value maps for database operations using a concise pair-based syntax. ([source](https://android.github.io/android-ktx/core-ktx/androidx.content/index.html))

### Graphics & Multimedia

- [Bitmap Generators](https://awesome-repositories.com/f/graphics-multimedia/bitmap-generators.md) — Creates bitmaps with specified dimensions, configuration, transparency, and color space settings for graphical manipulation. ([source](https://android.github.io/android-ktx/core-ktx/androidx.graphics/index.html))
- [Affine Transformation Matrices](https://awesome-repositories.com/f/graphics-multimedia/graphics-engines-rendering/rendering/coordinate-viewport-transformations/affine-transformation-matrices.md) — Generates matrices for scaling, rotating, and translating 2D graphical elements based on coordinate and angle inputs. ([source](https://android.github.io/android-ktx/core-ktx/androidx.graphics/index.html))

### Software Engineering & Architecture

- [Object Builders](https://awesome-repositories.com/f/software-engineering-architecture/object-builders.md) — Provides builder patterns and pair-based syntax to construct complex system objects like content values and data bundles.

### System Administration & Monitoring

- [Execution Tracing](https://awesome-repositories.com/f/system-administration-monitoring/monitoring-and-observability/execution-tracing-analysis/execution-tracing.md) — Wraps blocks of code with markers to record sequences of operations for performance analysis in system traces.

### Part of an Awesome List

- [Advanced Development Frameworks](https://awesome-repositories.com/f/awesome-lists/devtools/advanced-development-frameworks.md) — Kotlin extensions for more idiomatic Android development.