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/javasync/rxio

Asynchronous non-blocking File Reader and Writer library for Java

asynchronous java java-nio non-blocking

Last synced: 11 Jan 2026

https://github.com/mkpaz/corf

A set of tools for IT engineers

gui java javafx javafx-application plugin-system tools

Last synced: 10 Apr 2025

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/iboxdb/db4o-gpl

new Db4o GPL Source Code for Java7+ & .netstardard2.0 Android Xamarin..., the best database project to help you to learn how to make databases

data database db4o embaddable java netstandard oodb

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/opensearch-project/opensearch-sdk-java

OpenSearch SDK to build and run extensions

java

Last synced: 09 Apr 2025

https://github.com/okumin/influent

A Fluentd server running on the JVM

fluentd java

Last synced: 14 Jan 2026

https://github.com/adambien/best-of-java-shorts

A selection of Java Shorts from http://youtube.com/bienadam/shorts that I sometimes present at conferences

conferences devoxx infoshare java shorts w-jax

Last synced: 29 Jul 2025

https://github.com/goldmansachs/gs-xsd2bean

A dependency-free XML to Object Mapper

java mapper xml

Last synced: 11 Apr 2025

https://github.com/audiveris/proxymusic

Java mapping library for MusicXML

java marshal music musicxml xml-serialization

Last synced: 09 Jul 2025

https://github.com/aematsubara/realisticvillagers

Forget about those boring villagers and replace them with interactive humans!

bukkit bukkit-plugin java minecraft paper paper-plugin plugin spigot spigot-plugin spigotmc villager

Last synced: 10 Jul 2025

https://github.com/kstenschke/dummytext-plugin

"Dummy Text Generator" plugin for Jetbrains IDEs

intellij intellij-plugin java open-api phpstorm plugin

Last synced: 11 Apr 2025

https://github.com/jakartaee/transactions

Welcome to the Jakarta EE Transactions API Project (formerly JTA)

api jakarta-ee jakartaee java transaction

Last synced: 03 Jul 2025

https://github.com/aerokube/lightning-java

Lightweight and lightning fast Java WebDriver client for test automation professionals

client java lightning lightweight professional selenium webdriver

Last synced: 12 Apr 2025

https://github.com/macacajs/wd.java

Java Client binding for Macaca

java macaca webdriver

Last synced: 02 Aug 2025

https://github.com/self-xdsd/self-core

Self's core, implemented with Java SE 11.

java oop

Last synced: 17 Aug 2025

https://github.com/1and1/snmpman

Easy massive SNMP-agent simulation with the use of simple YAML files

agent docker-image java parallel simulator snmp snmp-agent snmp4j test

Last synced: 02 Oct 2025

https://github.com/jenkins-zh/jenkins-client-java

Java实现的对Jenkins操作

client java jenkins

Last synced: 03 Jan 2026

https://github.com/felleslosninger/efm-asic

Generic implementation of ASiC-E archives in accordance with ETSI 102 918 v1.3.1.

eformidling java library spring-boot team-eformidling

Last synced: 28 Feb 2026

https://github.com/ytbryan/summerboot

A full-stack Spring Boot skeleton project focusing on ecommerce & blog functionalities. Java ☕️

database ecommerce full-stack heroku java jpa mvc social spring spring-boot-skeleton springboot stripe

Last synced: 25 Feb 2026

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/indoqa/solr-spatial-clustering

A Distance-based Solr spatial clustering plugin

distance indoqa-library java solr spatial-clusters

Last synced: 26 Apr 2025

https://github.com/rapter1990/simplebanking

Simple Banking App (Spring Boot, Gradle, JUnit, Integration Test, Postgresql, Prometheus, Grafana, Github Actions, Postman)

ci-cd continuous-deployment continuous-integration docker docker-compose github-actions gradle grafana integration-test java junit monolith openapi postgresql postman prometheus spring-boot swagger

Last synced: 16 May 2025

https://github.com/seedstack/seed

The foundation of SeedStack, providing integration of carefully selected technologies to build applications or cloud services.

java java-framework rest seedstack web

Last synced: 13 Apr 2025

https://github.com/apache/struts1

Mirror of Apache Struts 1

java struts web-framework

Last synced: 10 Apr 2025

https://github.com/yusuf-daglioglu/spring_microservices_demo

Simple Spring (Netflix) Cloud Native Microservice Project

cloud-native docker java netflix-eureka spring zuul-gateway

Last synced: 15 Apr 2025

https://github.com/kongruksiamza/javabasic

โค้ดประกอบการสอนเนื้อหาเขียนโปรแกรมด้วยภาษา Java เบื้องต้น

java java-programming-language javabasic

Last synced: 22 Jun 2025

https://github.com/openpj/alfresco-process-services-project-sdk

The Alfresco Process Services SDK based on Apache Maven and Docker, includes support for rapid and standard development, testing, packaging, versioning and release of your APS integration and extension projects

alfresco alfresco-activiti-enterprise alfresco-development alfresco-module alfresco-process-services alfresco-sdk apache-maven aps bpm docker java maven process ziaconsulting

Last synced: 10 Oct 2025

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/fraktalio/courier-demo

Axon demo - `Courier Management` Information System - A part of the systems landscape: https://github.com/fraktalio/courier-demo, https://github.com/fraktalio/restaurant-demo, https://github.com/fraktalio/order-demo

axon-framework cqrs ddd demo-app event-sourcing eventmodeling java microservices spring-boot

Last synced: 17 Jan 2026

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/andy489/data_structures_and_algorithms

Data structures. Algorithms. Problems and Solutions.

algorithms cpp data-structures java

Last synced: 26 Jul 2025

https://github.com/gmantele/vollt

Java libraries implementing the IVOA protocol: ADQL, UWS and TAP

adql ivoa java tap uws web-app

Last synced: 16 Jan 2026

https://github.com/amrdeveloper/androidresourcemanager

Android Resource Manager application to manage and analyse your app resources with many features like image resize, Color, Dimens and code Analysis

android-resources arm code-analysis hacktoberfest image-resizer java javafx resize-images resize-tool

Last synced: 22 Mar 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/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/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/bigggge/note

 Material Design 记事本

android java material-design

Last synced: 22 Mar 2025

https://github.com/1farz1/leetcode

A Repo That Contains Solutions To Leet Code Problem I Solved

coding complexity java problem-solving python solutions

Last synced: 30 Oct 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/screamingsandals/screaminglib

Cross-platform library for Minecraft development. Currently WIP, but usable and we will finish it eventually

bukkit-library cross-platform-api java minecraft

Last synced: 01 Nov 2025

https://github.com/kyoripowered/adventure-platform-mod

An adapter for adventure to integrate with Fabric and NeoForge

fabric java minecraft neoforge

Last synced: 22 Aug 2025

https://github.com/faceless2/zeroconf

A very simple pure Java implementation of Multicast DNS SD (Service Discovery)

dns-sd java service-discovery zeroconf

Last synced: 07 Mar 2026

https://github.com/piyushwani004/hospitalmanagementsysyem

Hospital management system project in java using JSP, servlet, Mysql, and Netbeans. Its using java as core technology and Mysql as backend to manage the data records.

bootstrap4 css3 java jsp-servlet

Last synced: 12 May 2025

https://github.com/igr/hey-you

Face detection, face recognition and gender detection with OpenCV

face-detection face-recognition gender-recognition java opencv

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/mondain/jets3t

JetS3t (pronounced "jet-set") is a free, open-source Java toolkit and application suite for Amazon Simple Storage Service (Amazon S3), Amazon CloudFront content delivery network, and Google Storage for Developers.

aws cloud cloudfront google-storage java s3

Last synced: 12 May 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/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/thundernet8/elune

🤔 Elune project

bbs forum java razor

Last synced: 01 Sep 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/vanniktech/espresso-utils

Provides helper methods for asserting a few things that Espresso does not support out of the box.

android espresso java kotlin testing

Last synced: 15 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/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/vankka/dependencydownload

A Java library (& Gradle plugin) to download dependencies during runtime with ease

dependency-management gradle-plugin java

Last synced: 16 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/opensearch-project/asynchronous-search

:arrow_forward: Run queries in the background and retrieve partial results along the way

async asynchronous java long longrunning partial poll search timeouts

Last synced: 09 Apr 2025

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/sbt/sbt-java-formatter

An sbt plugin for formating Java code

code-formatter java sbt

Last synced: 21 Apr 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/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/prestongarno/kotlinq

Kotlin DSL for GraphQL

graphql graphql-schema java kotlin

Last synced: 11 Jul 2025

https://github.com/stephenh/joist-java

a Java orm based on code generation

java mysql orm postgresql

Last synced: 21 Mar 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/beehive-lab/docker-tornadovm

Docker build scripts for TornadoVM on GPUs: https://github.com/beehive-lab/TornadoVM

docker gpu gpu-computing graalvm hardware-acceleration intel-gpu java nvidia opencl tornado-gpu tornadovm

Last synced: 27 Mar 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/dspace/xoai

OAI-PMH Java Toolkit

dspace java oai-pmh repository

Last synced: 05 Apr 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/hubspot/niosmtpclient

Smtp Client based on Netty

email java java8 netty nio smtp

Last synced: 10 Aug 2025

https://github.com/imagej/napari-imagej

Use ImageJ functionality from napari

fiji imagej java napari python

Last synced: 01 Aug 2025

https://github.com/twin/spring-security-oauth2-client-example

Minimal configuration required for a Spring Boot project using Spring Security with OAuth2 client

java oauth2-client spring spring-boot spring-framework spring-security spring-security-oauth2

Last synced: 04 Oct 2025

https://github.com/genexuslabs/javaclasses

GeneXus Standard Classes for Java and Android generators.

for-genexus-web-app generator genexus java maven standard-library

Last synced: 29 Aug 2025

https://github.com/nairuzabulhul/100-projects-challenge

:100: Projects from Sophomore to Senior year at AU | Resume: http://resume.github.io/?nairuzabulhul

algorithms android automation challenges css fullstack html ideas java javascript new programming python

Last synced: 30 Aug 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/stageguard/osumapsuggester

A OneBot bot that can provide osu!std players some appropriate beatmap (WIP)

bot java kotlin osu osugame

Last synced: 17 Jul 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/felipetomazec/lexical-analyzer

A basic Lexical-Analyzer written in Java.

compilers java javafx javafx-application lexical-analysis

Last synced: 10 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/marwa-eltayeb/fast-image-resizer

Javafx application to resize images and add them into folders automatically.

android-resources image-preview image-processing image-resizer java javafx-application resize-images resize-tool

Last synced: 10 Apr 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/rameshmf/java-collections-framework-course

Java Collections Framework course at https://youtu.be/GdAon80-0KA

collections java java8

Last synced: 03 May 2025