3200 Repositories
Android kotlin-sample Libraries
Documentation Engine for Kotlin
Dokka Dokka is a documentation engine for Kotlin, performing the same function as javadoc for Java. Just like Kotlin itself, Dokka fully supports mixe
jclasslib bytecode editor is a tool that visualizes all aspects of compiled Java class files and the contained bytecode.
jclasslib bytecode editor Download Installers can be downloaded from the releases section. Purpose jclasslib bytecode editor is a tool that visualizes
A specification framework for Kotlin
A Test Framework for Kotlin Visit the web site for more documentation and information. Current State of the Project Spek 2.x is main development branc
A library for dynamic view-to-view transitions
Transitioner provides easy, dynamic and adjustable animations between two views with nested children. App design feature here. Usage First you need to
The Functional toolkit for Kotlin HTTP applications. http4k provides a simple and uniform way to serve, consume, and test HTTP services.
http4k is a lightweight but fully-featured HTTP toolkit written in pure Kotlin that enables the serving and consuming of HTTP services in a functional
A JSON parser for Kotlin
Klaxon is a library to parse JSON in Kotlin Install dependencies { implementation 'com.beust:klaxon:5.5' } Community Join the #klaxon Slack channe
Scripting enhancements for Kotlin
kscript - Having fun with Kotlin scripting Enhanced scripting support for Kotlin on *nix-based systems. Kotlin has some built-in support for scripting
Ebean ORM
Sponsors Need help? Post questions or issues to the Ebean google group - https://groups.google.com/forum/#!forum/ebean Documentation Goto https://ebea
The modular web framework for Java and Kotlin
∞ do more, more easily Jooby is a modern, performant and easy to use web framework for Java and Kotlin built on top of your favorite web server. Java:
Lightweight logging framework for Kotlin. A convenient and performant logging library wrapping slf4j with Kotlin extensions
kotlin-logging Lightweight logging framework for Kotlin, written in . A convenient and performant logging library wrapping slf4j with Kotlin extension
Libraries for running GraphQL in Kotlin
GraphQL Kotlin GraphQL Kotlin is a collection of libraries, built on top of graphql-java, that simplify running GraphQL clients and servers in Kotlin.
Multiplatform command line interface parsing for Kotlin
Clikt (pronounced "clicked") is a multiplatform Kotlin library that makes writing command line interfaces simple and intuitive. It's the "Command Line
💧 A slider widget with a popup bubble displaying the precise value selected.
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 DSL for HTML
kotlinx.html A kotlinx.html library provides DSL to build HTML to Writer/Appendable or DOM at JVM and browser (or other JavaScript engine) for better
Java & Kotlin Async DataBase Driver for MySQL and PostgreSQL written in Kotlin
jasync-sql is a Simple, Netty based, asynchronous, performant and reliable database drivers for PostgreSQL and MySQL written in Kotlin. Show your ❤ wi
A lightweight ORM framework for Kotlin with strong-typed SQL DSL and sequence APIs.
What's Ktorm? Ktorm is a lightweight and efficient ORM Framework for Kotlin directly based on pure JDBC. It provides strong-typed and flexible SQL DSL
Module that adds support for serialization/deserialization of Kotlin classes and data classes.
Overview Module that adds support for serialization/deserialization of Kotlin classes and data classes. Previously a default constructor must have exi
Kotlin extensions for the libGDX game framework
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
KorGE Game Engine. Multiplatform Kotlin Game Engine
KorGE Multiplatform Kotlin Game Engine Support korge If you like korge, or want your company logo here, please consider becoming a patreon sponsor ★,
A Spark DSL in idiomatic kotlin.
A Spark DSL in idiomatic kotlin.
Kotlin code completion, linting and more for any editor/IDE using the Language Server Protocol
Kotlin Language Server A language server that provides smart code completion, diagnostics, hover, document symbols, definition lookup, method signatur
Functional constructs for Kotlin
funKTionale Functional constructs and patterns for Kotlin NOTE: Development of this project is frozen, as it will eventually be made obsolete by Arrow
Kotlin Serverless Framework
Kotless Kotless stands for Kotlin serverless framework. Its focus lies in reducing the routine of serverless deployment creation by generating it stra
Idiomatic statistical operators for Kotlin
Kotlin Statistics NOTE: UNSUPPORTED. PLEASE FORK AND SUPPORT. Idiomatic math and statistical extensions for Kotlin This library contains helpful exten
Zircon is an extensible and user-friendly, multiplatform tile engine.
Zircon - A user-friendly Tile Engine & Text GUI Need info? Check the Docs | or Create an issue | Check our project Board | Ask us on Discord | Support
The modelling for success/failure of operations in Kotlin and KMM (Kotlin Multiplatform Mobile)
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
Fluent Assertion-Library for Kotlin
Kluent Kluent is a "Fluent Assertions" library written specifically for Kotlin. It uses the Infix-Notations and Extension Functions of Kotlin to provi
Kotlin kernel for Jupyter/IPython
Kotlin kernel for IPython/Jupyter Kotlin (1.6.20-dev-6372) kernel for Jupyter. Beta version. Tested with Jupyter Notebook 6.0.3, Jupyter Lab 1.2.6 and
Kotlin bindings for JSON manipulation via Gson
DEPRECATED This library is deprecated. You can still use it. It is not going any where. However, it is not maintained anymore. If you are looking for
Bytecode to source converting Java & Kotlin code into JavaScript, C++, D, C#, PHP, AS3, Dart and Haxe and run it everywhere.
JTransc (Java Trans Compiler) is an AOT (ahead of time compiler) that compiles .class and .jar files into a target programming language / executable bundling all the required dependencies in a single file or folder, without requiring a jitter or an external runtime.
Kovenant. Promises for Kotlin.
develop: master: Kovenant Promises for Kotlin. The easy asynchronous library for Kotlin. With extensions for Android, RxJava, JavaFX and much more. ta
OPENRNDR. A Kotlin/JVM library for creative coding, real-time and interactive graphics
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
Kotlin API for Lets-Plot - an open-source plotting library for statistical data.
Lets-Plot for Kotlin Latest Lets-Plot Kotlin API Version Latest Lets-Plot Version License Overview Lets-Plot in Jupyter with Kotlin Kernel Installatio
KMongo - a Kotlin toolkit for Mongo
KMongo A Kotlin toolkit for Mongo Documentation: https://litote.org/kmongo Forum: https://groups.google.com/forum/#!forum/kmongo Native and Lightweigh
A lightweight Kotlin web framework for backend developers 🦆
Kweb 🦆 Quick Start Read Getting Started from the User Manual. Overview Kweb is a new way to create beautiful, efficient, and scalable websites in Kot
Kotlin Web Framework for the JVM
Kara Web Framework Kara is a web framework for the JVM written in Kotlin. It enables developers to build succinct, type-safe HTML and CSS all in one l
The idiomatic way to use atomic operations in Kotlin
AtomicFU The idiomatic way to use atomic operations in Kotlin. Code it like AtomicReference/Int/Long, but run it in production efficiently as AtomicXx
Firefly is an asynchronous web framework for rapid development of high-performance web application.
What is Firefly? Firefly framework is an asynchronous Java web framework. It helps you create a web application Easy and Quickly. It provides asynchro
🤖 A wrapper for the Telegram Bot API written in Kotlin
Kotlin Telegram Bot A wrapper for the Telegram Bot API written in Kotlin. Usage Creating a bot instance is really simple: fun main() { val bot = b
A multiplatform Result monad for modelling success or failure operations.
kotlin-result ResultV, E is a monad for modelling success (Ok) or failure (Err) operations. Installation repositories { mavenCentral() } depend
Kotlin based JHipster
About JHipster is a development platform to quickly generate, develop, and deploy modern web applications and microservice architectures. We support m
Kotlin plugin for Vim. Featuring: syntax highlighting, basic indentation, Syntastic support
kotlin-vim Installation If you use Vim 8 or later, the recommended way is using Vim's built-in package manager: git clone https://github.com/udalov/ko
krangl is a {K}otlin DSL for data w{rangl}ing
krangl krangl is a {K}otlin library for data w{rangl}ing. By implementing a grammar of data manipulation using a modern functional-style API, it allow
Kotlin HTTP requests library. Similar to Python requests.
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
Hexagon is a microservices toolkit written in Kotlin. Its purpose is to ease the building of services (Web applications, APIs or queue consumers) that run inside a cloud platform.
Hexagon The atoms of your platform Home Site | Quick Start | Developer Guide What is Hexagon Hexagon is a microservices' toolkit (not a framework) wri
Multiplatform text styling for Kotlin command-line applications
Mordant Colorful styling for command-line applications /mɔː(ɹ)dənt/ A substance used to set (i.e. bind) colored dyes on fabrics 1 Mordant has: Easy co
Kotlin coroutine support for Spring.
spring-kotlin-coroutine is a repository that contains several libraries and a demo app which allows using Kotlin coroutines in Spring applications as
tinylog is a lightweight logging framework for Java, Kotlin, Scala, and Android
tinylog 2 Example import org.tinylog.Logger; public class Application { public static void main(String[] args) { Logger.info("Hello
gRPC Kotlin Coroutines, Protobuf DSL, Scripting for Protoc
gRPC Kotlin Coroutines, Protobuf DSL, Scripting for Protoc Community Contributions are Welcomed ℹ️ | Docs are being expanded and moved to Readme.io Qu
A boilerplate-free Kotlin config library for loading configuration files as data classes
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: an android library which leverages Kotlin concurrency to streamline location fetching
Whereabouts Whereabouts is an android library which leverages Kotlin concurrency
Android Application with Kotlin to easily see who's present and absent
Android Application with Kotlin to easily see who's present and absent The appli
A sample code taking picture in android with app permission and simple ui
Android Taking Picture Sample Just sample code taking picture in android with ap
Kotlin Programming Tutorial for Beginners
Kotlin Programming Tutorial for Beginners Learn Kotlin from scratch Topics to be
Tutorial Double Tap Pinch to Zoom with kotlin
Double-Tap-Pinch-Zoom Tutorial Double Tap Pinch to Zoom Tutorial Build with Andr
Starter code for the third independent project for Android Basics in Kotlin
Lunch Tray - Starter Code Starter code for the third independent project for And
Starter code for Android Basics codelab - Store the data in a ViewModel
Unscramble App Starter code for Android Basics codelab - Store the data in a Vie
A Kotlin-based testing/scraping/parsing library providing the ability to analyze and extract data from HTML
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.
DSL for JPA Criteria API without generated metamodel and reflection.
Kotlin JDSL Kotlin JDSL is DSL for JPA Criteria API without generated metamodel and reflection. It helps you write a JPA query like writing an SQL sta
A sandbox where I will experiment with new techniques, concepts, and technologies.
A sandbox where I will experiment with new techniques, concepts, and technologies. Here you will find some DDD, CQRS, Clean Architecture, Event-Driven Architecture, Serverless, Microservices, RabbitMQ, gRPC, SOLID, Design Patterns, and more.
🪄 This is an animation library with an increasing number of TextViews
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
Slime World Format implementation written in Kotlin with Zstd for bukkit.
Slime Korld Easily create many slime worlds with the Slime Korld. What is Slime Korld? Slime Korld is a bukkit library written in Kotlin to make minec
API que converte uma planilha do excel para o banco de dados, utilizando Kotlin + Spring.
API Excel2DB 📈 Uma API que tem como objetivo facilitar a carga de dados nos formatos .xlsx ou .xls para um banco de dados. Nessa situação, como o foc
Workout Journal is a mobile app based on Multi-Module and Clean Architecture for those who want to track their progress over a workout and a calendar period.
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
😳 This app shows a recyclerView grid list with images from Picsum Photos API 🖥️
GalleryImagesWithRecyclerView 😳 This app shows a recyclerView grid list with images from Picsum Photos API 🖥️ 📐 ✏️ Architeture Components MVVM View
Proof-of-Concept messaging and "voice over IP" server that uses microservices
bullets THIS IS A WIP PROJECT. Proof-of-Concept messaging and "voice over IP" server that uses microservices. The project uses many technologies. Such
🚧 General-Purpose Module System for Kotlin.
🚧 Modules: General-Purpose Module System A module system & loader for Kotlin. Made for me to use. Architecture Module is a building block for this sy
An implementation of Weighted Randoms using Kotlin
WeightedRandoms-Kotlin An implementation of Weighted Randoms using Kotlin Descri
mCache for android with kotlin
mCache How do I use it? Create it. via Java: public class App extends Applicatio
LAB : Criando um app de conversor moedas/cambio com Kotlin
LAB - Criando um app de conversor moedas/cambio com Kotlin. Projeto da DIO. Melh
Nice String in Kotlin
Nice String We'll say a string is nice if at least two of the following conditio
👄 The most accurate natural language detection library for Java and the JVM, suitable for long and short text alike
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
A state container for Java & Kotlin, inspired by Redux & Elm
Bansa This is my take on Redux, the state container for JavaScript apps. It's oriented toward developers who like building React-style apps and Kotlin
Easy to use and concise yet powerful and robust command line argument parsing for Kotlin
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
🧩 Shape-Safe Symbolic Differentiation with Algebraic Data Types
Kotlin∇: Type-safe Symbolic Differentiation for the JVM Kotlin∇ is a type-safe automatic differentiation framework written in Kotlin. It allows users
Kotlin mathematics extensions library
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
Kotlift is the first source-to-source language transpiler from Kotlin to Swift
Kotlift Kotlift is the first source-to-source language transpiler from Kotlin to Swift. Kotlift helps you to write business logic once, and reuse most
JVM game engine based on Swing/JavaFX.
FriceEngine CI status Travis CI AppVeyor CircleCI CodeShip An easy, light, native game engine running on JVM. Why easy? A flappy bird game uses just 5
Easily build reactive web-apps in Kotlin based on flows and coroutines.
fritz2 is an extremely lightweight, well-performing, independent library to build reactive web apps in Kotlin heavily depending on coroutines and flow
Vert.x for Kotlin
Vert.x for Kotlin This is the repository for Kotlin language support for Vert.x 3. The following modules are available in this project: vertx-lang-kot
Functional companion to Kotlin's Compiler
Λrrow Meta Functional companion to Kotlin's Compiler Getting started Λrrow Meta is a meta-programming library that cooperates with the Kotlin compiler
Korio: Kotlin cORoutines I/O : Virtual File System + Async/Sync Streams + Async TCP Client/Server + WebSockets for Multiplatform Kotlin 1.3
Korio Kotlin I/O : Streams + TCP Client/Server + VFS for Multiplatform Kotlin Full Documentation: https://korlibs.soywiz.com/korio/ Use with gradle: r
🗝️ Dotenv is a module that loads environment variables from a .env file
🗝️ dotenv-kotlin A port of the Ruby dotenv project for Java and Kotlin. Load environment variables from a .env file. Looking for the pure Java versio
An Android, JavaFx, JS multiplatform datavisualization library with comprehensive DSL
Isomorphic dataviz Data2viz is a data visualization toolbox for Kotlin Multiplatform. You can pick what you need in the different modules and use them
Hamcrest for Kotlin
HamKrest - Hamcrest for Kotlin A reimplementation of Hamcrest to take advantage of Kotlin language features. Note: as of version 1.4.0.0, you must add
A minimalist web framework for building REST APIs in Kotlin/Java.
Kanary A minimalist Kotlin web framework for building expressive REST APIs fun main(args: ArrayString) { val app = KanaryApp() val server =
Pure Kotlin CSV Reader/Writer
kotlin-csv Pure Kotlin CSV Reader/Writer. Design goals 1. Simple interface easy to setup use DSL so easy to read 2. Automatic handling of I/O in Java,
A nice parser combinator library for Kotlin
better-parse A nice parser combinator library for Kotlin JVM, JS, and Multiplatform projects val booleanGrammar = object : GrammarBooleanExpression(
Pure Kotlin GraphQL implementation
KGraphQL Disclaimer I am no longer able to maintain this project. Please go to https://github.com/aPureBase/KGraphQL, where KGraphQL is still develope
An intuitive Date extensions in Kotlin.
khronos An intuitive Date extensions in Kotlin. Usage Add durations to date val today = Dates.today val nextWeek = today + 1.week val dayBeforeYesterd
Komputation is a neural network framework for the Java Virtual Machine written in Kotlin and CUDA C.
Komputation Komputation is a neural network framework for the Java Virtual Machine written in Kotlin and CUDA C. Maven Komputation is available throug
A simple and modern Java and Kotlin vert.x web framework
Cloudopt Next is a very lightweight and modern, JVM-based, full stack kotlin framework designed for building modular, easily testable JVM applications
Spring Data JPA Specification DSL for Kotlin
Spring Data JPA Specification DSL for Kotlin This library provides a fluent DSL for querying spring data JPA repositories using spring data Specificat
A scientific computing library for Kotlin
Koma Koma is a scientific computing environment for Kotlin. Project goals: Create a scientific programming environment that is similar in style to Num
Simple config properties API for Kotlin
Konfig - A Type Safe Configuration API for Kotlin Konfig provides an extensible, type-safe API for configuration properties gathered from multiple sou
A type-safe cascading configuration library for Kotlin/Java/Android, supporting most configuration formats
Konf A type-safe cascading configuration library for Kotlin/Java/Android, supporting most configuration formats. Features Type-safe. Get/set value in
NoSQL database query and access library for Kotlin
Kotlin NoSQL Kotlin NoSQL is a reactive and type-safe DSL for working with NoSQL databases. Status Under development (POC). The following NoSQL databa
Predictable state container for Kotlin apps
Redux Kotlin Redux Kotlin is a predictable state container for Kotlin apps. It is a direct port of the original Redux library for JavaScript, which ha
CGPA Calculator app Kotlin
CGPA-Calculator-app CGPA-Calculator-app-Kotlin Trip-Budget-planner CGPA-Calculat
A quote app built with Kotlin
QUOTE. App Content AppContent.mp4