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/reyadussalahin/problem-solving

A platform where you can learn about algorithms and data structures. A heaven for competitive programmers. Learn here: https://reyadussalahin.github.io/problem-solving/

algorithms codechef codeforces codejam competitive-programming cpp cuet data-structures hackercup hacktoberfest hacktoberfest-accepted icpc java javascript leetcode problem-solving python racket spoj uva

Last synced: 17 Jan 2026

https://github.com/ivangfr/spring-data-jpa-relationships

The goal of this project is to study the JPA relationships: one-to-one, one-to-many / many-to-one, and many-to-many.

java jpa-relationships many-to-many many-to-one mapstruct one-to-many one-to-one postgresql spring-boot spring-data-jpa spring-web-mvc springdoc-openapi testcontainers

Last synced: 19 Oct 2025

https://github.com/guobinhit/design-pattern

🌴 Detail design pattern and give many demos in Java.

design-pattern factory java observable singleton

Last synced: 01 May 2025

https://github.com/rupakg/aws-java-products-api

A serverless REST API service for products deployed to AWS. The data is stored in a DynamoDB table.

dynamodb java rest-api serverless serverless-framework

Last synced: 19 Jan 2026

https://github.com/wileylabs/teasy

Test easy with Teasy - UI automation testing framework

automated-testing java selenium teasy testng

Last synced: 13 Apr 2025

https://github.com/masesgroup/jnet

Java/JVM suite for .NET: a comprehensive suite of libraries and tools to use Java/JVM APIs (Java, Scala, Kotlin, ...) and .NET side-by-side

clr dotnet dotnet-core dotnet6 dotnet8 java jvm kotlin netcore scala

Last synced: 07 Jun 2026

https://github.com/imb11/skinshuffle

Choose and change your skin in-game!

java minecraft minecraft-skins modding modrinth skin-changer skins

Last synced: 25 Aug 2025

https://github.com/ma63d/leetcode

My LeetCode Solutions. 我的leetcode解题源码.

java javascript leetcode leetcode-solutions

Last synced: 29 Jul 2025

https://github.com/atrox/haikunatorjava

Generate Heroku-like random names to use in your Java applications

haikunator heroku java

Last synced: 31 Jul 2025

https://github.com/okumin/influent

A Fluentd server running on the JVM

fluentd java

Last synced: 14 Jan 2026

https://github.com/raydac/jprol

Yet another Java based Prolog engine

engine gui-editor java prolog prolog-engine prolog-programming-language

Last synced: 08 Jan 2026

https://github.com/jeltedeproft/Norii

A turn based strategy rpg - Java (libgdx)

2d game java libgdx open-source turn-based-strategy

Last synced: 11 Mar 2025

https://github.com/vy/reactor-pubsub

Google Pub/Sub Java driver for mortals.

google-cloud java pubsub queueing reactive

Last synced: 14 Jan 2026

https://github.com/0x4a616e/jfa

A pure Java/JNA implementation for accessing Apples Foundation Framework

apple java jna macos

Last synced: 14 Jan 2026

https://github.com/bigggge/note

 Material Design 记事本

android java material-design

Last synced: 22 Mar 2025

https://github.com/hellokoding/dockercompose-springboot-nginx

A simple Spring Boot web application running behind NGINX and inside Docker containers

docker-compose java maven nginx spring-boot

Last synced: 17 Aug 2025

https://github.com/expediagroup/rhapsody

Reactive Streams framework with support for at-least-once processing

java kafka rabbitmq reactive-streams reactor streams

Last synced: 06 Jul 2025

https://github.com/aws-cloudformation/cloudformation-cli-java-plugin

The CloudFormation Provider Development Toolkit Java Plugin allows you to autogenerate java code based on an input schema.

cloudformation-cli java resources

Last synced: 06 Apr 2025

https://github.com/apache/creadur-rat

Apache Creadur RAT - Release Audit Tool

apache cli creadur java licensechecker maven rat

Last synced: 06 Apr 2025

https://github.com/connorskees/coffea

Java decompiler written in Rust with a focus on performance

java java-decompiler jvm jvm-bytecode reverse-engineering

Last synced: 23 Mar 2025

https://github.com/gatanaso/multiselect-combo-box-flow

Multi-select-combo-box component for Vaadin

java vaadin vaadin-flow vaadin-platform

Last synced: 14 Apr 2025

https://github.com/joschi/setup-jdk

(DEPRECATED) Set up your GitHub Actions workflow with a specific version of AdoptOpenJDK

action actions adoptopenjdk github-action github-actions github-actions-java java

Last synced: 08 Apr 2025

https://github.com/jpmorganchase/sandboni-core

Sandboni - Java test optimization library which reduces test execution time without compromising quality

code java jpmorganchase static test-automation testing-tools

Last synced: 14 Jan 2026

https://github.com/josdem/vetlog-spring-boot

Maintain your pet history organized

flyway gradle groovy java junit5 spring-boot thymeleaf

Last synced: 22 Apr 2025

https://github.com/hei-school/hei-admin-api

RESTful API for managing a school

java openapi3 restful-api school-management

Last synced: 16 Jan 2026

https://github.com/dsych/blanket.nvim

Code coverage gutter for Neovim based on Jacoco reports

coverage-gutters coverage-report jacocoverage java neovim-plugin

Last synced: 17 Jul 2025

https://github.com/stfalcon-studio/StfalconFixturer-android

Utility for developers and QAs what helps minimize time wasting on writing the same data for testing over and over again. Made by Stfalcon

android autofill autofixture fixtures java kotlin qa utility

Last synced: 18 Jul 2025

https://github.com/rhwood/jinputvalidator

Java Swing InputVerifier that adds an icon and tooltip to the component for invalid states.

java swing swing-component

Last synced: 14 Jan 2026

https://github.com/tokenmill/timewords

Multilingual library to easily parse date strings to java.util.Date objects.

clojure date-parser date-time java natural-language-processing parsing

Last synced: 22 Apr 2025

https://github.com/ShailuJain/DeskViewer

A Java Project for screen sharing based on TCP protocol. Like TeamViewer

java networking robot screensharing screenshot sockets teamviewer

Last synced: 18 Jul 2025

https://github.com/augustd/burp-suite-software-version-checks

Burp extension to passively scan for applications revealing software version numbers

burp burp-extensions burp-plugin burpsuite java penetration-testing pentest scanning

Last synced: 16 Jan 2026

https://github.com/ucloud/ufile-sdk-java

UCloud 对象存储官方 SDK

java library object-storage ucloud-sdk

Last synced: 06 Apr 2025

https://github.com/tambapps/p2p-file-sharing

Application using Peer to peer communication to transfer files under a same local network

android java javafx p2p peer-to-peer tcp udp

Last synced: 24 Jul 2025

https://github.com/panga/fn-native-java

Fn Project Native Java Function using GraalVM

fnproject graalvm java

Last synced: 10 Apr 2025

https://github.com/mastercloudapps-projects/asyncreactiveprogramming

This repository is intended to be a compilation of presentations, examples, links, and other resources on asynchronous and reactive programming in Java

asynchronous-programming java project-reactor r2dbc reactive-programming reactive-streams rsocket webflux

Last synced: 19 Jun 2025

https://github.com/nasageek/utexas-utilities

Android app to interact with various UT Austin web services

android java university-of-texas

Last synced: 06 Mar 2026

https://github.com/meysamhadeli/booking-microservices-java-spring-boot

A practical distributed system, built with Java Spring Boot, Vertical Slice Architecture, Event Driven Architecture, CQRS, DDD, gRpc, MongoDB and RabbitMq.

clean-architecture cqrs ddd event-driven-architecture grpc java keycloak messaging microservice microservices mongodb oauth2 opentelemetry rabbitmq spring-boot spring-cloud-gateway spring-data-jpa spring-mvc spring-security vertical-slice-architecture

Last synced: 22 Apr 2025

https://github.com/jayboxyz/algorithm-notes

:memo: 数据结构与算法学习、LeetCode 刷题...

algorithm datastructure java leecode

Last synced: 13 Jul 2025

https://github.com/nicolas-raoul/commons-dbcp-monitoring

Monitor what threads are using connections from the DBCP pool, and generate a nice graph to understand what is happening.

commons-dbcp dbcp dbcp-pool graph java monitoring thread tomcat

Last synced: 12 Mar 2026

https://github.com/EvelynSubarrow/Stormrunner

A set of modifications to run Lego Mindstorms' Stormrunner as a standalone application

game java lego-mindstorms stormrunner templar

Last synced: 02 Sep 2025

https://github.com/hoijui/rezipdoc

Repack uncompressed & diff visualizer for ZIP based files stored in git repos

cli free-software git-filter git-textconv java oseg

Last synced: 23 Mar 2025

https://github.com/e-candeloro/SAURUSS-Autonomous-Drone-Surveillance

An autonomous drone and sensor based surveillance system that use a Tello Drone, an Arduino, a Raspberry Pi and an Android smartphone.

3d android-app arduino aruco-markers autonomous-drone autonomous-vehicles c-language computer-vision drone finite-state-machine intrusion-detection iot java opencv python surveillance telegram tellodrone yolo

Last synced: 21 Apr 2025

https://github.com/appwrite/playground-for-kotlin

Simple examples that help you get started with Appwrite + Kotlin (=❤️)

android appwrite hacktoberfest java kotlin

Last synced: 02 Mar 2026

https://github.com/graphaware/neo4j-expire

GraphAware Module for Expiring (Deleting) Nodes and Relationships

java neo4j neo4j-graphaware-framework

Last synced: 06 Oct 2025

https://github.com/rocketchat/rocket.chat.java.sdk

[DEPRECATED, NOT MAINTAINED] Java/Android SDK for Rocket.Chat

android chat-support hacktoberfest java livechat rocketchat rocketchat-sdk sdk

Last synced: 13 Oct 2025

https://github.com/apache/maven-parent

Apache Maven Project Parent POMs

build-management java maven

Last synced: 05 Apr 2025

https://github.com/prestongarno/kotlinq

Kotlin DSL for GraphQL

graphql graphql-schema java kotlin

Last synced: 11 Jul 2025

https://github.com/xushiyan/kafka-connect-datagen

A Kafka Connect source connector that generates data for tests

data-generator etl etl-pipeline integration-test java kafka kafka-connect performance-test

Last synced: 22 Mar 2025

https://github.com/mvp4g/mvp4g

A framework to build a gwt application the right way

clientside eventbus gwt java mvp mvp4g

Last synced: 13 Apr 2025

https://github.com/houkunlin-starter/system-dict-starter

系统数据字典自动翻译成字典文本。可集合系统数据库中存储的用户数据字典,也可使用枚举做系统数据字典,主要用在返回数据给前端时自动把字典值翻译成字典文本信息。

java

Last synced: 12 Jan 2026

https://github.com/davidgutierrezrubio/jmathanim

A Java library to make mathematical animations

animation java mathematics

Last synced: 11 Jan 2026

https://github.com/mariazevedo88/travels-api

API for Travels Management - UFLA Comp Jr/20 anniversary event

api api-restful api-service http http-rest-api java java-11 java11 medium-article rest rest-api restful-api

Last synced: 10 Apr 2025

https://github.com/thibautbessone/DiscordBlueBot

Customizable soundboard bot for Discord, along other useful commands

bluebot bot discord java jda soundboard

Last synced: 10 May 2025

https://github.com/pawandubey/griffin

speedy and simplistic static site generator.

griffin java static-site-generator

Last synced: 07 Mar 2026

https://github.com/zxcvbnmzsedr/apidoc

通过JavaDoc生成OpenAPI文档

doc java javadoc swagger

Last synced: 11 Jan 2026

https://github.com/saarthak08/Movies-Index

An android application which shows the list & information of movies from The Movie Database API (TMDb) & allows to download their torrent files from YIFY.

android java retrofit room-database rxandroid rxjava tmdb-api tmdb-movie-search torrent yify yify-torrents yts-api

Last synced: 28 Mar 2025

https://github.com/dspace/xoai

OAI-PMH Java Toolkit

dspace java oai-pmh repository

Last synced: 05 Apr 2025

https://github.com/jgperrin/net.jgp.books.spark.ch02

Spark in Action, 2nd edition - chapter 2

apache-spark java java8 manning spark sparkwithjava

Last synced: 06 May 2025

https://github.com/edmcouncil/onto-viewer

OntoViewer is an open-source project that is hosted by EDM Council. The project started in May 2019. OntoViewer is a JAVA application that is specifically designed to access both the ontology structure and its content in the easiest possible way. OntoViewer servers both as a web application and REST API.

auto-viewer fibo-viewer java java-application onto-viewer ontology-documentation ontology-search

Last synced: 25 Jan 2026

https://github.com/pillowmc/pillow

Run Fabric or Quilt Loader on ModLauncher. No releationship between Python library PILlow.

fabricmc java java-17 minecraft mod neoforge quiltmc

Last synced: 12 Apr 2025

https://github.com/yegor256/wring

Smart Inbox for GitHub Notifications

github inbox java notifications xml xslt

Last synced: 27 Mar 2025

https://github.com/binhex/arch-minecraftserver

Docker build script for Arch Linux base with Minecraft Java server

arch-linux docker java minecraft minecraft-server

Last synced: 11 Mar 2026

https://github.com/troyzhxu/xjsonkit

超轻量级 JSON / JSONB / XML / YAML 解析门面 API,用法简单,使业务代码不依赖具体实现,解耦神器!

java json jsonb xml yaml

Last synced: 12 Apr 2025

https://github.com/carlanton/mpd-tools

DASH MPD tools for Java

dash java mpd

Last synced: 14 Jan 2026

https://github.com/extrawest/Charge-Point-Simulator-via-OCPP-2.0.1

This is a emulator for huge numbers of charge points, that connect to central system through web socket and implement OCPP 2.0.1

charger docker dockerfile java jetty maven ocpp ocpp201 simulator spring spring-boot websocket

Last synced: 04 Sep 2025

https://github.com/Perry961002/Algorithms-LeetCode

:art:I practiced some LeetCode's algorithm problems with C++, Java, Python and Go, and also implemented some classical algorithms.

algorithmic-trading c-plus-plus go java python3

Last synced: 07 May 2025

https://github.com/m1rza-s/Cellsim-2

Simulating complete lives of different cellular animals and plants. Evolution, inheritance, predation and more.

2d-graphics animal-behavior breeds cellsim cellular-automata cellular-automatons cellularautomata emergent-behavior evolution java javafx mutations simulation zero-player-game

Last synced: 16 May 2025

https://github.com/ibmstreams/streamsx.topology

Develop streaming applications for IBM Streams in Python, Java & Scala.

ibm-streams java python python-3 scala stream-processing streaming-topologies toolkit

Last synced: 01 Jul 2025

https://github.com/botbahlul/vosk-powered-live-subtitle-v3

ANDROID APP that can RECOGNIZE ANY LIVE AUDIO/VIDEO STREAMING (using free VOSK Speech Recognition API) then TRANSLATE (using unofficial online Google Translate API) and display it as LIVE CAPTION / LIVE SUBTITLE

android auto-caption auto-subtitle google-translate-api java live-subtitle speech-recognition voice-recognition vosk

Last synced: 11 Apr 2025

https://github.com/thundernet8/elune

🤔 Elune project

bbs forum java razor

Last synced: 01 Sep 2025

https://github.com/dxxxxy/mcp1.8.9op

A fixed mcp workspace configured for 1.8.9 integrated with optifine and setup with a single setup.bat.

1-8-9 client fixed idea intellij java mcp minecraft optifine setup tutorial version workspace

Last synced: 21 Apr 2025

https://github.com/windup/windup-rulesets

Windup rules and rulesets contributed by community.

java migrations rules ruleset xml

Last synced: 11 Apr 2025

https://github.com/52north/arctic-sea

Framework for developing OGC services, clients and middleware

arctic-sea bjornoya faroe iceland janmayen java ogc ogc-services shetland svalbard

Last synced: 07 Apr 2025

https://github.com/zekunyan/linktextview

An Android TextView to add highly customizable and colorful link.

android-textview java link

Last synced: 15 May 2025

https://github.com/codelibs/fess-crawler

Web/FileSystem Crawler Library

crawler java

Last synced: 07 Apr 2025