Android Library-free Resources

A Glitch in the Data A no-nonsense Android Library for Form Validation and String Matching - - 📺 Preview 📱 Compatibility 💻 Usage 📩 Download 📋 Fea

Twitter-Helper (Not Maintaining Anymore) A Twitter integration library for Android that helps making twitter integration very easy. Using Twitter Help

Business Hours Picker A business hours picker lib for Android Want to add a business hours picker and viewer in your application? Try this library ! S

GlowShapeDrawable 💻 Setup Add it in your root build.gradle at the end of repositories allprojects { repositories { ... maven { u

Torch Torch is a simple-use library for Android hepls you to have an access on the flash light. Gradle Step 1. Add the JitPack repository to your root

skeleton-dagger-app Pre Requisite : Must be familier with Dagger architecture. You can have a look at this writeup https://medium.com/@nsaveek/create-

Searchable Paging Library Add it in your root build.gradle at the end of repositories: allprojects { repositories { ... maven { url 'https://jitp

AndroidMiniDebugger A small tool to log your application inside your application with a floating UI component Preview Usage: Step 1 Add it in your roo

Vega-Scroll-Layout-Library It is is a lightweight animation flowlayout which fade and shrink the head itemView when scrolling. See demo here Idea abou

Text Path Animation for Android Text Path Animation is to enter text, then set some animation properties, and brush effects, and finally start on the

Feedbacker Library This Library Provide you to get user device information, when they provide feedback to you. It Includes- Lite Version (No Activity

🎯 Kamper Kamper is a KMP/KMM library that implements a unified way to track application performances. The solution is based on plugin design patterns

mc-npk Easy to use, fast and efficient library to make non-playable-characters (

Λrrow is a library for Typed Functional Programming in Kotlin. Arrow aims to provide a lingua franca of interfaces and abstractions across Kotlin libr

CountryCodePickerJetpackCompose Country Code Picker by Jetpack Compose How to ad

An android library to measure code execution time. No need to remove the measurement code, automatically becomes no-op in the release variants. Does not compromise with the code readability and comes with features that enhance the developer experience.

NotificationBarCustom 🪄 It's a library that helps you customize your notification bar Demo Contrast(white) Contrast(black) Transparent Setup Add it i

Transitioner provides easy, dynamic and adjustable animations between two views with nested children. App design feature here. Usage First you need to

kotlin-logging Lightweight logging framework for Kotlin, written in . A convenient and performant logging library wrapping slf4j with Kotlin extension

Clikt (pronounced "clicked") is a multiplatform Kotlin library that makes writing command line interfaces simple and intuitive. It's the "Command Line

FLUID SLIDER [KOTLIN] A slider widget with a popup bubble displaying the precise value selected We specialize in the designing and coding of custom UI

Kotlin extensions for libGDX. Introduction KTX is a Kotlin game framework built on libGDX. It aims to make libGDX as Kotlin-friendly as possible witho

Result This is a tiny framework for modelling success/failure of operations in Kotlin. In short, it is a model in type of ResultV: Any?, E : Throwabl

Kluent Kluent is a "Fluent Assertions" library written specifically for Kotlin. It uses the Infix-Notations and Extension Functions of Kotlin to provi

OPENRNDR 0.4 A Kotlin/JVM and Kotlin/JS library for creative coding, real-time and interactive graphics. Can currently be used on Windows, macOS and L

Lets-Plot for Kotlin Latest Lets-Plot Kotlin API Version Latest Lets-Plot Version License Overview Lets-Plot in Jupyter with Kotlin Kernel Installatio

About JHipster is a development platform to quickly generate, develop, and deploy modern web applications and microservice architectures. We support m

khttp khttp is a simple library for HTTP requests in Kotlin. It functions similarly to Python's requests module. import khttp.get fun main(args: Arra

tinylog 2 Example import org.tinylog.Logger; public class Application { public static void main(String[] args) { Logger.info("Hello

Hoplite Hoplite is a Kotlin library for loading configuration files into typesafe classes in a boilerplate-free way. Define your config using Kotlin d

Whereabouts Whereabouts is an android library which leverages Kotlin concurrency

dear jvm imgui (This rewrite is free but, on the same line of the original library, it needs your support to sustain its development. There are many d

A Kotlin-based testing/scraping/parsing library providing the ability to analyze and extract data from HTML (server & client-side rendered). It places particular emphasis on ease of use and a high level of readability by providing an intuitive DSL. It aims to be a testing lib, but can also be used to scrape websites in a convenient fashion.

CountNumberEvent 🪄 This is an animation library with an increasing number of TextViews Demo Setup Add it in your root build.gradle at the end of repo

Workout-Journal Workout Journal is a mobile app for those who want to track their progress over a workout and a calendar period. The app allows you to

Library-App Library App - Using Android studio / Final project Screens SplashScreen: it’s launcher activity will be moved to MainActivity auto after 2

Parrot Primitive OpenGL (ES) based graphics library and engine for Android development. Parrot makes Android core graphics simpler, giving you the fea

Quick Info this library tries to solve language detection of very short words and phrases, even shorter than tweets makes use of both statistical and

This is a library for parsing command-line arguments. It can parse both options and positional arguments. It aims to be easy to use and concise yet po

KMath Could be pronounced as key-math. The Kotlin Mathematics library was initially intended as a Kotlin-based analog to Python's NumPy library. Later

Isomorphic dataviz Data2viz is a data visualization toolbox for Kotlin Multiplatform. You can pick what you need in the different modules and use them

better-parse A nice parser combinator library for Kotlin JVM, JS, and Multiplatform projects val booleanGrammar = object : GrammarBooleanExpression(

Cloudopt Next is a very lightweight and modern, JVM-based, full stack kotlin framework designed for building modular, easily testable JVM applications

Koma Koma is a scientific computing environment for Kotlin. Project goals: Create a scientific programming environment that is similar in style to Num

Konf A type-safe cascading configuration library for Kotlin/Java/Android, supporting most configuration formats. Features Type-safe. Get/set value in

Kotlin NoSQL Kotlin NoSQL is a reactive and type-safe DSL for working with NoSQL databases. Status Under development (POC). The following NoSQL databa

HoldableSwipeHandler Open Source Library for Holdable ViewHolder in RecyclerView

MpApt - Kotlin (Native/JS/JVM) Annotation Processor library Introduction 🙋‍♂️ 🙋‍ I wrote an annotation processing libary that can detect annotations

Kwery Overview Kwery is an SQL library for Kotlin. Kwery consists of three major modules (core, mapper and fetcher) that when combined provide similar

Generate realistically looking fake data such as names, addresses, banking details, and many more, that can be used for testing and data anonymization purposes.

KotliQuery KotliQuery is a handy RDB client library for Kotlin developers! The design is highly inspired by ScalikeJDBC, which is a proven database li

kotlinx.reflect.lite This library provides an API to introspect Kotlin symbols at runtime. Its main feature is the small size which makes it possible

KtsRunner KtsRunner is a light-weight tool that allows the execution of .kts (Kotlin Script) files from ordinary Kotlin programs. It's enabled by JSR

Expekt Expekt is a (work in progress) BDD assertion library for Kotlin, inspired by Chai.js. It works with your favorite test runner such as JUnit and

hikaku Hikaku (比較) is japanese and means "comparison". This library tests if a REST-API implementation meets its specification. If you create your RES

Kotlin MP BigNum library Kotlin Multiplatform BigNum library is a pure kotlin implementation of arbitrary precision arithmetic operations. It follows

Kapsule Minimalist dependency injection library for Kotlin. Why create another dependency injection library? Here are the objectives pursued by Kapsul

BlurTutorial Meet BlurTutorial, an Android-based library made by Cleveroad Hurry to check our newest library that helps to blur the background in Andr

assimp JVM porting of Assimp This port is being written trying to stick as much as possible close to the C version in order to: minimize maintenance t

ComposePrefs ComposePrefs is a preferences library for Jetpack Compose which makes it easy to implement preferences/settings in your Compose Android a

DaggerHilt Dagger-Hilt in this Repo i have demonstrated the use of the following in android Kotlin Dagger2 Room Persistence Retrofit2 MVI / MVVM Archi

Spotify Web API wrapper for Kotlin, Java, JS, and Native - Targets JVM, Android, JS (browser), Native (Desktop), and Apple tvOS/iOS. Includes a Spotify Web Playback SDK wrapper for Kotlin/JS, and a spotify-auth wrapper for Kotlin/Android.

This is the Kotlin port of OpenGL Mathematics (GLM), written by g-truc (repository), a header only C++ mathematics library for graphics software based

ORX (OPENRNDR EXTRA) 0.4 Note that this is a yet unreleased version of ORX. The prior released version of ORX can be found in the ORX 0.3 branch. A gr

Kassava This library provides some useful kotlin extension functions for implementing toString(), equals() and hashCode() without all of the boilerpla

SimpleDNN SimpleDNN is a machine learning lightweight open-source library written in Kotlin whose purpose is to support the development of feed-forwar

TelegramBotAPI Hello! This is a set of libraries for working with Telegram Bot API. Examples There are several things you need to do to launch example

NoCopy Compiler Plugin A Kotlin compiler plugin that removes the `copy` method from data classes and enables using them as value-based classes. Usage

Minutest JUnit multiplied by Kotlin Why Another Test Framework? JUnit is great for quickly writing and running tests as part of a TDD workflow, but tr

Overview Cfg4k is a configuration library made for Kotlin in Kotlin! Features Automatic reload Interface binding Ability to handle data classes automa

kotlin-futures A collections of extension functions to make the CompletableFuture API more functional and Kotlin like. [ Table of Contents kotlin-futu

Balin Balin is a browser automation library for Kotlin. It's basically a Selenium-WebDriver wrapper inspired by Geb. Rationale Geb is a wonderful libr

KrazyKotlin is a collection of useful Kotlin Extension - inspired by SwifterSwift. More extensions are on the way. If you have any requests, create an

Asynkio : Write asynced IO/ Network calls painlessly on android ⚠️ Warning ⚠️ This library is no longer being maintained. Please make your code to use

Pi4K Pi4J Kotlin bindings. Demo Make sure to check Examples.kt. fun blink() = digitalOutput(GPIO_01) { while (true) { toggle() del

Kds is a Data Structure library for Multiplatform Kotlin. It includes a set of optimized data structures written in Kotlin Common so they are availabl

Scientist A kotlin library for carefully refactoring critical paths in your application. This library is inspired by the ruby gem scientist. How do I

kolor A library to print colored strings, with Kotlin. Example Foreground: println("We all live in a yellow submarine".yellow()) // Or println(Kolor.f

PrimeCalendar ⚡ PrimeCalendar provides all the java.util.Calendar functionalities for Persian, Hijri, and Japanese dates. PrimeCalendar can be used in

Arbitrater Arbitrater is a library for creating arbitrary instances of classes by reflection, for example to use in testing. It was designed primarily

NonEmptyCollections Making the world a little more type-safe 🌍 🏆 Reduce the need for emptiness checks and reduce unsafe APIs with NonEmptyCollection

ARFaceDetection Meet ARFaceDetection by Cleveroad We’re glad to share with you our latest AR-based library for Android. It’s designed with ARCore tech

Katlib Successor of Ktoolz. Collection of Kotlin extension functions and utilities. This library does not have any dependency. Using Katlib Katlib is

Kasm is a runtime assembler library for Kotlin. It allows to assemble and execute machine code at runtime.

Zeko SQL Builder Zeko SQL Builder is a high-performance lightweight SQL library written for Kotlin language. It is designed to be flexible, portable,

This is the Kotlin port of the original OpenGL Image (GLI), written by g-truc (repository), a header only C++ image library for graphics software. GLI

Kwik Property-based testing library for Kotlin. Main features: Test-engine agnostic Multiplatform No reflection Configurable built-in generators Easy

You might have thought that Kotlin cannot get any better - but now you have found this library.

Litho Kotlin Kotlin DSL for Litho Component.Builders. Usage Import Copy Litho.kt into your project under com/makeramen/litho. Add any definitions for

kotlin-jsonq A simple Kotlin library to Query over JSON Data Installation Gradle, allprojects { repositories { ... maven { url "ht

krontab Library was created to give oppotunity to launch some things from time to time according to some schedule in runtime of applications. How to u

kjob A coroutine based persistent background (cron) scheduler written in Kotlin. Features Persist scheduled jobs (e.g. mongoDB) Cron jobs Nice DSL for

KFormula ภาษาไทย Mathematical expression engine written in Kotlin, running on JVM. With KFormula, you can parse simple mathematical expression text an

Konsent An acceptance testing library for Kotlin. KonsentExampleTests shows how to write a test. @RunWith(Konsent::class) @Preamble( "As a develop

KtUnits Simple unit conversion library for Kotlin. Usage Conversion You can convert units easily: fun foo() { val m = 100.minutes.toMilliseconds //

JOGL2D Zero-overhead 2D rendering library for JOGL This library is licensed under Apache License 2.0. JOGL2D is an open source Kotlin library that pro

fluid-json A JSON library written in pure Kotlin. Table of Contents Installation Basic Usage Annotation Customization Examples Manual Coding Error Han

Waifu2x implementation in pure Kotlin Waifu2x is a upscaler/noise-reductor for anime-style images based on convolutional neural networks. Original imp

android-imagesearch-app App for searching unsplash photos library with query. Used API for images: Unsplash Libraries used in the project: Paging 3 fo

sklog - simple Kotlin logging Kotlin (JVM) logging library for printing colorized text to the console, with an easy upgrade path to the popular kotlin