An open API service indexing awesome lists of open source software.

Java

Java was originally developed as an alternative to the C/C++ programming languages. It is now mainly used for building web, desktop, mobile, and embedded applications. Java is owned and licensed through Oracle, with free and open source implementations available from Oracle and other vendors.

https://github.com/knime/knime-tensorflow

KNIME Deep Learning - Tensorflow Integration

deeplearning integration java knime tensorflow visualprogramming

Last synced: 21 Jan 2026

https://github.com/tolitius/mongodb-write-performance-playground

Playing with MongoDB Write Performance

c java mongodb performance

Last synced: 08 Jul 2025

https://github.com/rominalodolo/udemyoauth2.0

https://www.udemy.com/course/oauth-2-simplified/

java oauth2

Last synced: 03 May 2025

https://github.com/ivangfr/springboot-vault-examples

The goal of this project is to explore the capabilities of Vault. To achieve this, we will develop applications that utilize Vault for storing and retrieving secrets. Vault dynamically generates credentials for accessing databases and relies on Consul as the backend. The authentication method employed in Vault is AppRole.

cassandra consul docker java jib mysql spring-boot spring-cloud-vault spring-data-jpa spring-vault spring-web-mvc springdoc-openapi vault

Last synced: 10 Apr 2025

https://github.com/rapter1990/footballteamapi

Case Study - Football Team Api with Hexagonal Architecture (Java 21, Spring Boot, Postgres, JUnit, Spring Security, JWT, Docker, Kubernetes, Prometheus, Grafana, Loki, Sonarqube, Github Actions (CI/CD), TestContainer)

docker docker-compose github-actions grafana hexagonal-architecture java java21 junit kubernetes loki postgres prometheus sonarqube spring-security sprng-boot swagger testcontainers

Last synced: 30 Jun 2026

https://github.com/omke/ula

Learning/Content Management System for University - Microservice architecture

angular angular9 cms content-management-system docker es6 estudent full-stack java javascript lms microservices mongodb mysql ngrx sass scss spring-boot spring-security

Last synced: 02 Sep 2025

https://github.com/yegor256/thindeck

Web Hosting That Deploys Itself

docker hosting java

Last synced: 27 Mar 2025

https://github.com/alexeyev/mystem-scala

Morphological analyzer `mystem` (Russian language) wrapper for JVM languages

computational-linguistics java lemmatizer mystem natural-language-processing russian-morphology russian-specific scala tokenizer yandex

Last synced: 26 Apr 2025

https://github.com/salesforce/centrifuge

JVM Warmup Engine

java jit jvm warmup

Last synced: 16 Apr 2025

https://github.com/vectrix-space/flare

Useful thread-safe collections with performance in mind for Java 8+.

collections hacktoberfest java java-library thread-safe

Last synced: 16 Apr 2025

https://github.com/DBChoco/Salawat

A prayer times (Adhan) app for Windows and GNU/Linux written in JavaFX.

adhan app application athan azan islam islamic islamic-prayer-times java javafx linux muslim muslim-prayer-times salat salawat software windows

Last synced: 14 May 2025

https://github.com/arun-gupta/chatbot

Build Your First Chatbot

alexa chatbot java serverless slack starwars

Last synced: 09 Jan 2026

https://github.com/ivangfr/springboot-rsocket-webflux-aop

The goal of this project is to play with RSocket protocol. For it, we will implement three Spring Boot Java applications, movie-server, movie-client-shell and movie-client-ui. As storage, it's used the reactive NoSQL database MongoDB. All the streaming of movie events and the logging are handling by AOP (Aspect Oriented Programming).

docker graalvm java mongodb native rsocket semantic-ui spring-aop spring-boot spring-data-mongodb-reactive spring-shell spring-webflux thymeleaf websocket

Last synced: 14 Oct 2025

https://github.com/apivideo/api.video-api-client-generator

Tool used to generate api.video's API clients, based on OpenAPI codegen

client java maven mustache-templates

Last synced: 11 Oct 2025

https://github.com/d2si-oss/ooso

Java library for running Serverless MapReduce jobs

aws java lambda library mapreduce serverless

Last synced: 13 Oct 2025

https://github.com/apache/pekko-connectors-kafka

Apache Pekko Kafka Connector - Pekko-Connectors is a Reactive Enterprise Integration library for Java and Scala, based on Reactive Streams and Apache Pekko.

integration java kafka kafka-client kafka-connector pekko pekko-connnectors pekko-streams reactive reactive-streams scala

Last synced: 19 Oct 2025

https://github.com/eikek/sbt-openapi-schema

Generate schema sources for Scala, Java and Elm from an openapi 3.0 spec.

elm java openapi openapi-codegen openapi3 sbt-plugin scala

Last synced: 06 Nov 2025

https://github.com/tferr/scripts

:microscope::cocktail: Home of the ImageJ BAR: A collection of Broadly Applicable Routines for ImageJ

beanshell clojure groovy ijm image-analysis imagej imagej2 java jython microscopy python ruby scientific-workflows scripts-collection

Last synced: 14 Apr 2025

https://github.com/smalam119/Easy-Signature-Android

Android library which provides a signature view.

android java

Last synced: 03 Aug 2025

https://github.com/visnkmr/timenetspeed

Monitor live bandwidth usage/ network speed on any device running on any OS except iOS. Uses peristent XML overlay with Java for android, Rust daemon with a python frontend on PCs.

android bandwidth fire friendly java monitor netspeed network os overlay python remote rust speed time tv usage xml

Last synced: 04 Apr 2026

https://github.com/townyadvanced/flagwar

The original war system for Towny, now with it's own repository. Celebrating over Ten Years of warfare.

java minecraft multiplayer paper-api pvp-plugin towny townyadvanced-plugins war

Last synced: 24 Jan 2026

https://github.com/ibaca/la-abadia-del-crimen

La Abadía del Crimen • Java & GWT

game gwt java

Last synced: 17 Jun 2025

https://github.com/numaproj/numaflow-java

Numaflow Java SDK

java numaflow numaflow-sdk

Last synced: 23 Apr 2025

https://github.com/Revxrsal/Tuna-Bytes

An all-purpose mixins framework for Java bytecode manipulation at runtime, targeted at those with minimal understanding of the bytecode structure.

bytecode bytecode-manipulation classloader java mixins

Last synced: 10 May 2025

https://github.com/trigary/iodine

A Minecraft mod - server plugin pair that adds custom GUIs and overlays. No more inventory and chat menus!

bukkit bukkit-plugin forge forge-mod java minecraft minecraft-forge minecraft-forge-mod minecraft-mod

Last synced: 12 Apr 2025

https://github.com/flytegg/neptune

An annotation-based slash command framework for JDA.

bot command-framework discord discord-bot java jda kotlin

Last synced: 07 May 2025

https://github.com/jhermann/jmx4py

:hot_pepper: :snake: :package: Jolokia Python Client

api-client java jmx jolokia python

Last synced: 19 Apr 2025

https://github.com/rapter1990/cqrs-example

Spring Boot CQRS Example (Docker, Apache Kafka, Zookeeper, MYSQL, MongoDB)

apache-kafka cqrs docker docker-compose java kafka lombok mediator mongodb mysql spring-boot zookeeper

Last synced: 16 May 2025

https://github.com/woowacourse-teams/2024-coduo

함께 하면 좋은 코딩, 코딩해듀오 💞

java pair-programming react springboot typescript

Last synced: 13 Apr 2025

https://github.com/jackhallam/weightless-orm

🛸 A lightweight database mapping library

database java java-orm mongo mongodb orm

Last synced: 23 Jun 2025

https://github.com/expr4j/expr4j

Java library to evaluate mathematical expressions

expression-evaluator java shunting-yard shunting-yard-algorithm

Last synced: 30 Oct 2025

https://github.com/luiz-otavio/slime-korld

Lightweight slime library to implement the Slime World Format described in DevBlog 5# from Hypixel.

bukkit gradle java kotlin minecraft mit slime-world

Last synced: 18 Jul 2025

https://github.com/jericks/geometrycommands

Commandline application for manipulating geometry.

cli geometry java jts

Last synced: 17 Dec 2025

https://github.com/emufog/emufog

EmuFog: Extensible and Scalable Emulation of Large-Scale Fog Computing Infrastructures

fog-computing java

Last synced: 11 Jan 2026

https://github.com/appbaseio/appbase-droid

Elasticsearch and appbase.io library for Android (and Java)

android appbase elasticsearch elasticsearch-client java

Last synced: 26 Jun 2025

https://github.com/stevekung/moreplanets

An add-on adds new exotic planets into Galacticraft!

custom-planets forge galacticraft java minecraft moreplanets planet planets

Last synced: 22 Mar 2025

https://github.com/kwon37xi/slf4j-lambda

slf4j with Java 8 lambda

java java8 lambda logging slf4j

Last synced: 14 Apr 2025

https://github.com/HHN/crawler4j

Open Source Web Crawler for Java - A fork of yasserg/crawler4j

crawler crawler4j java spider web-crawler web-spider

Last synced: 05 Oct 2025

https://github.com/ericyoondotcom/minecraftmanhunt

Minecraft Bukkit plugin to run Manhunt minigames, with Discord music integration

bukkit bukkit-plugin discord discord-bot java jda jda-bot lavaplayer minecraft minecraft-plugin spigot spigot-plugin

Last synced: 31 Aug 2025

https://github.com/arindal1/30day-js

30 day challenge by @hiteshchoudhary to revise and practice JavaScript

30daysofjavascript api chaiaurcode java javascript js practice react restful-api weather-app webdevelopment

Last synced: 04 Apr 2025

https://github.com/dmulloy2/nospawnchunks

Helps manage server memory by dynamically unloading chunks

admin bukkit java memory minecraft spigot

Last synced: 23 Mar 2025

https://github.com/akemin-dayo/phpcraft

An open-source Minecraft: Java Edition server implementation, written in PHP.

java minecraft minecraft-server minecraft-servers monolog php php7 php72 php73 php74 php8 php80 php81 reactphp viaversion

Last synced: 09 Apr 2025

https://github.com/mfaisalkhatri/api-testing-playwright-java-testng

This repository has example codes related to API Testing using Playwright with Java and TestNG.

api-testing hacktoberfest java playwright rest-api testautomation tutorial

Last synced: 16 Mar 2025

https://github.com/bwaldvogel/log4j-systemd-journal-appender

Log4j appender for systemd-journal that maintains structured log data

java journald log4j systemd

Last synced: 23 Apr 2025

https://github.com/red-studio-ragnarok/valkyrie

As the Valkyries' whispers guide us, we carve our path to a Valhalla of optimized Minecraft gameplay.

java minecraft minecraft-forge minecraft-mod minecraft-modding

Last synced: 26 Apr 2025

https://github.com/bg-software-llc/ssb-slimeworldmanager

An addon for SuperiorSkyblock2 that adds SlimeWorldManager support for worlds management!

bgsoftware java minecraft plugin skyblock spigot superiorskyblock

Last synced: 19 Oct 2025

https://github.com/raonigabriel/spring-qrcode-example

Demonstrates some of the capabilities of the Spring Boot framework through a small, simple example.

java microservice qrcode spring-boot zxing

Last synced: 13 Oct 2025

https://github.com/ahoo-wang/simba

Distributed lock service | 分布式锁服务

distributed java kotlin lock mutex mutex-lock redis scheduler spring spring-boot zookeeper

Last synced: 13 Oct 2025

https://github.com/idouble/keyboard

☕️ A simple Java Library to send commands to the Keyboard ⚙️⌨️

api easy easy-to-understand easy-to-use fast free jar java java-api java-library keyboard library mit mit-license multi-platform multiple-monitors simple

Last synced: 11 Jul 2025

https://github.com/enilink/llrp4j

LLRP protocol and networking for Java

java llrp

Last synced: 10 Apr 2025

https://github.com/jgperrin/net.jgp.books.spark.ch03

Spark in Action, 2nd edition - chapter 3

apache-spark dataframe java java8 manning spark sparkwithjava

Last synced: 06 May 2025

https://github.com/quedexnet/java-market-maker

Simple Market Making bot for Quedex Bitcoin Derivatives Exchange.

algo-trading bitcoin bitcoin-options bitcoin-wallet derivatives exchange futures java market-making options quedex

Last synced: 27 Oct 2025

https://github.com/medusa-ui/medusa

Server-rendered, bi-directional, micro-frontend Java framework built on top of Spring Boot and Thymeleaf

html java server-side-rendering template-engine thymeleaf ui

Last synced: 26 Apr 2026

https://github.com/spinyowl/spinygui

(WIP) Java OpenGL GUI library. Created for using with latest LWJGL (LWJGL 3).

framework gui gui-framework gui-library java lwjgl lwjgl3 opengl ui

Last synced: 03 May 2026

https://github.com/punchplatform/starters

java python and punchlang samples to discover the punch platform FaaS

java kubernetes punch punchlet python spark

Last synced: 14 Jan 2026

https://github.com/valetzx/mcserveronreplit

白嫖3G我的世界服务器

java minecraft replit

Last synced: 09 Apr 2025

https://github.com/ysbaddaden/java.cr

Java Native Interface (JNI) bindings (and generator) for Crystal

crystal java jni

Last synced: 26 Apr 2025

https://github.com/burtcorp/athena-jdbc

A JDBC driver for AWS Athena

aws-athena java jdbc jdbc-driver

Last synced: 14 Jan 2026

https://github.com/kaitai-io/kaitai_struct_gui

Kaitai Struct: visualizer and hex viewer tool GUI in Java

hex-viewer java kaitai-struct visualizer

Last synced: 06 Sep 2025

https://github.com/devcsrj/mvnrepository-client

📦Client for querying artifacts from http://mvnrepository.com/

artifacts client java library maven repository

Last synced: 09 Apr 2025

https://github.com/ayonious/file-compression

📦 Zip and Unzip files using Huffman's code and LZW Algorithm

compression huffman-compression-algorithm java lzw-compression zip

Last synced: 12 May 2025

https://github.com/krasa/cpuusageindicator

IntelliJ plugin https://plugins.jetbrains.com/plugin/8580?pr=idea

intellij intellij-plugin java

Last synced: 18 Mar 2025

https://github.com/eclipse-nattable/nattable

High performance SWT data grid

eclipse-rcp java swt

Last synced: 12 Sep 2025

https://github.com/gomvn/gomvn

Self-hosted private maven repository.

java maven maven-repository self-hosted

Last synced: 11 Jan 2026

https://github.com/lets-mica/mica-security

基于底层基于 mica 驱动,采用 maven、spring boot、spring security、thymeleaf 的权限管理系统。

java mica spring spring-boot spring-security

Last synced: 08 Apr 2025

https://github.com/abdulazizahwan/mytravellingapp

Onboarding Walkthrough Screen UI Design Android Studio

android design java material-design onboarding onboarding-screen uidesign walkthrough

Last synced: 02 Jul 2025

https://github.com/gbzarelli/kart-race-importer

[JAVA] The 'Kart Race Importer' is a project to import data held in log files - Gympass technical challenge (approved)

clean-architecture gradle java jdk13 kart kart-race-importer without-framework

Last synced: 14 Apr 2025

https://github.com/payne911/marvelous-bob

libGDX Client and Server architecture for multiplayer game (with CI/CD done for deploying Docker images on AWS ECS)

game game-development java libgdx multiplayer-game server-architecture

Last synced: 22 Apr 2025

https://github.com/spring-projects/spring-session-data-geode

Spring Session support for Apache Geode and VMware Tanzu GemFire

apache-geode framework java spring-session

Last synced: 17 Jul 2025

https://github.com/developmentseed/josmmagicwand

JOSM Plugin allows select areas to label using a range of colors,

java josm josm-plugin magic-wand opencv

Last synced: 23 Jun 2025

https://github.com/lordtao/android-tao-rest-data-processor

Android REST Data Processor library. Easy to build a REST request, to receive and processing data (XML, JSON, CSV and etc.) from REST requests, file system, assets.

android java json parse processor rest xml

Last synced: 16 Dec 2025

https://github.com/shashank02051997/java-game-and-application

Java Games and Application with awesome source code and better algorithm

application game game-2d game-development games java java-8 java-library project

Last synced: 11 Jul 2025

https://github.com/hoangsonww/queue-and-hashtable-dsa

🔑 This repository focuses on hash tables and priority queues, highlighting their use in text analysis, word stats generation, and managing a movie review user database. It includes techniques for efficient text tokenization, word frequency analysis, prioritized data handling, and more!

algorithms data-structures dsa hash hashcode hashing hashing-algorithm hashmap hashtable java java-8 priority-queue queue queue-algorithm queue-theory

Last synced: 12 Jul 2025

https://github.com/jalian-systems/marathonv5

Marathon V5 - Opensource Test Automation for Java/Swing and Java/FX Applications

java javafx test-automation test-framework

Last synced: 16 Aug 2025

https://github.com/hoangsonww/tic-tac-toe-ai-game

🎲 This project showcases an interactive Tic-Tac-Toe experience, enhanced by sophisticated artificial intelligence. Developed from the ground up, the game features intricate algorithms designed to challenge and engage players at every level.

ai artificial-intelligence game java javafx machine-learning machine-learning-algorithms tic-tac-toe tic-tac-toe-game tic-tac-toe-java tictactoe tictactoe-game

Last synced: 26 Oct 2025

https://github.com/polyhedraldev/paralithic

Super fast expression evaluator/parser written in Java

expression-evaluator expression-parser hacktoberfest java objectweb-asm performance

Last synced: 05 Apr 2025

https://github.com/brian-lau/matlabprocessmanager

Matlab class for launching and managing asynchronous processes

java matlab

Last synced: 17 Aug 2025

https://github.com/rongmario/imaginebreaker

Java 9-23 Hackery, destroys module system + reflection filters

hacking java java-17 jpms methodhandles module reflection unsafe

Last synced: 14 Apr 2025

https://github.com/topicusoverheid/java-factory-bot

Library for creating objects as test data, inspired by the popular FactoryBot for ruby

factory-bot fixture-data java tests

Last synced: 16 Jan 2026

https://github.com/asurateam/asuraframework

Asura Framework 是我们在实际使用过程中,抽取出来的公共组件

asura java

Last synced: 14 Apr 2025

https://github.com/sisby-folk/surveyor

Unified API, networking, and save data for minecraft map mods.

java minecraft modtoberfest

Last synced: 02 Apr 2026

https://github.com/rohitdhatrak/ds-algo

A repository to document my Data Structures and Algorithm learnings.

dsa java javascript jest

Last synced: 05 Mar 2026