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/ansforge/annuaire-sante-fhir-documentation

IRIS-DP en FHIR, le nouveau service de publication développé et maintenu par l’Agence du Numérique en Santé (ANS).

angularjs apim-portal fhir graviteeio hapi-fhir hl7-fhir java js json puppet spring-boot springcloud springcloudgateway

Last synced: 24 Oct 2025

https://github.com/nishkarshraj/maven-using-cmd

Create a project in Java using Apache Maven Build tool via Command Line and use GitHub Actions to build it on remote Docker Engine.

apache build-automation cmd command-line command-line-tool css dependabot devops html java maven maven-repository

Last synced: 13 Oct 2025

https://github.com/pkini2002/jwt-authentication-springboot

JWT Authentication API using Spring Boot 3.1.4 (Using Spring Security + Lombok + Spring Web dependencies)

intellij java jsonwebtoken jwt-authentication lombok postman-testing spring-boot spring-security-jwt spring-web

Last synced: 07 Sep 2025

https://github.com/cumulocity-iot/cumulocity-dynamic-mapper

The ultimate Mapper for building the bridge between any Message Broker and Cumulocity IoT in a zero-code approach!

agent angular cumulocity-agent cumulocity-iot cumulocity-microservice cumulocity-package iot iot-analytics java microservice mqtt server-side-agent typescript

Last synced: 15 Apr 2026

https://github.com/fgksgf/minesweeper

:bomb: 扫雷游戏

game java minesweeper swing-gui

Last synced: 11 Oct 2025

https://github.com/zehracakir/collectionandmapinterfacejava

Collection and Map Interface

collection interface java map

Last synced: 18 Oct 2025

https://github.com/quackster/roseau

Habbo Hotel emulator for the 2001 "v1" client revision.

2001 emulation emulator habbo java private-server server shockwave

Last synced: 01 Jul 2025

https://github.com/atd/handynotes

Simple Android application that provides widgets to have notes at hand

android java notes

Last synced: 01 Sep 2025

https://github.com/isapir/lucee-websocket

Enables server WebSockets for Lucee via JSR-356 compliant servlet containers (e.g. Tomcat 8, Jetty 9.1, etc.)

java lucee lucee-server websocket-server websockets

Last synced: 15 Apr 2025

https://github.com/halvards/vagrant-xfce4-ubuntu

Vagrant-based development environment using Ubuntu and the Xfce Desktop Environment

development java nodejs ubuntu vagrant xubuntu

Last synced: 23 Mar 2025

https://github.com/oracle/oci-react-samples

A series of simple Cloud Native app using React JS frontend, various backends (Java, Python, DotNet) and the Autonomous database.

autonomous cloud-native docker helidon-microservice java javascript kubernetes livelabs oci oracle-database react reactjs spring springboot workshop

Last synced: 07 Apr 2025

https://github.com/blackducksoftware/ohcount4j

Line counting and language identification tool

java line-counter ohcount ohloh ragel tool

Last synced: 29 Jun 2025

https://github.com/cyclopsmc/colossalchests

For when regular chests are too small.

forge hacktoberfest java minecraft

Last synced: 01 May 2025

https://github.com/gaul/java-collection-overhead

Demonstrate overheads for various Java Collection implementations.

collection java

Last synced: 15 Apr 2025

https://github.com/ehsaniara/scs-kafka-intro

:beer: :beer: Introduction to Spring Cloud Stream Kafka

java kafka kafka-streams spring-cloud spring-cloud-stream

Last synced: 24 Apr 2025

https://github.com/swifdroid/jni-kit

📦 The best JNI wrapper ever made

java jni swift wrapper

Last synced: 13 May 2026

https://github.com/sta-ger/slotify4j

A server-side video slot game logic framework for Java.

casino game game-server java return-to-player rtp simulation slot video-slot

Last synced: 10 Mar 2026

https://github.com/tananaev/steps-navigation

Navigation app without GPS using steps sensor

android java

Last synced: 06 May 2025

https://github.com/helins/linux-gpio.java

Use the standard Linux GPIO api from Java

gpio iot java jna linux native standard

Last synced: 19 Apr 2025

https://github.com/justinsdk/javase14tutorial

Java SE 14 技術手冊相關資源

java

Last synced: 08 Apr 2025

https://github.com/shirasawasama/javasharedmemory

Shared memory between Java and C++/Rust/Go processes.

cpp ffi interprocess interprocess-communication ipc java java-19 pure-java shared-memory

Last synced: 08 Jul 2025

https://github.com/pinterest/l10nmessages

L10nMessages is a library that makes internationalization (i18n) and localization (l10n) of Java applications easy and safe.

annotation-processor bazel fluent-api format gradle i18n icu4j internationalization java l10n localization maven

Last synced: 07 Jul 2025

https://github.com/glowstonemc/bukkit2sponge

An implementation of SpongeAPI for Bukkit servers (Glowstone, Spigot)

bukkit-plugin glowstone java minecraft sponge spongeapi

Last synced: 30 Apr 2025

https://github.com/houarizegai/cryptography

Cryptography algorithms implemented in Java.

algorithms cryptography decryption encryption java symmetric

Last synced: 10 Apr 2025

https://github.com/martinpaljak/EstEID

Estonian eID tools and libraries in Java

apdu apdu4j esteid java smartcard

Last synced: 12 Apr 2025

https://github.com/cojen/dirmi

Dirmi is a replacement for Java RMI which supports bidirectional remote objects.

java java-rmi remote-method-invocation remote-procedure-call rmi rpc rpc-library

Last synced: 10 Apr 2025

https://github.com/thallyta-castro-cv/algafood-api

Este projeto consiste em uma aplicação Backend com Spring Boot para criar um sistema de delivery de comida completo com todos os recursos que o Spring disponibiliza. O intuito deste projeto é servir de repositório base para consultas futuras de implementação de recursos do framework.

java junit5 mockito-junit-test mysql spring-boot

Last synced: 08 Jul 2025

https://github.com/dmkyr20/tables4j

Java-Cli-Table-Builder makes it easy to create flexible command-line tables. You haven't need to write your classes and methods to decorate console output anymore. Just use this flexible tool for positioning.

builder cli command-line command-line-tool console console-app console-application console-log console-tool easy-to-use java java-11 java-8 java-library library maven repository

Last synced: 10 Apr 2025

https://github.com/asadiahmad/plantsvszombies

Game with JavaFX framework for Advanced Programming Course

game java javafx javafx-application plants-vs-zombies plantsvszombies ui ui-design ux ux-design

Last synced: 28 Oct 2025

https://github.com/martinpaljak/esteid

Estonian eID tools and libraries in Java

apdu apdu4j esteid java smartcard

Last synced: 14 Apr 2025

https://github.com/naotsugu/jpostal

Japan postal code dictionary(so‐called ken_all.csv) utility.

java

Last synced: 29 Jan 2026

https://github.com/michael-simons/neo4j-from-the-jvm-ecosystem

Examples of how to connect to Neo4j on the JVM, reading and writing data.

helidon java jvm micronaut neo4j neo4j-driver quarkus spring spring-data-neo4j

Last synced: 23 Jul 2025

https://github.com/sebischair/SimpleNLG-DE

German version of SimpleNLG 4

java natural-language nlg simplenlg

Last synced: 14 May 2025

https://github.com/tarantool/cartridge-springdata

Spring Data Tarantool

java spring tarantool

Last synced: 14 Apr 2025

https://github.com/beykery/willwallet

以太坊钱包

ethereum java mnemonic wallet

Last synced: 12 Jan 2026

https://github.com/sap-samples/event-mesh-client-java-samples

Samples based on the Java messaging client for SAP Event Mesh (formerly Enterprise Messaging in SAP Cloud Platform).

enterprise-messenging java sample sample-code sap-cloud-platform sap-event-mesh

Last synced: 13 Apr 2025

https://github.com/xilinjia/life-dots

Record and analyze your life in 8 dimensions: time, event, location, notes, and photos

android diary event java kotlin life map sql sqlite3 timeline

Last synced: 17 Jul 2025

https://github.com/nilshartmann/graphql-examples

Examples for GraphQL using various frameworks in backend and frontend

apollographql graphql java react spring springboot typescript

Last synced: 20 Jul 2025

https://github.com/SwathiMystery/mesos-pinspider

A framework called "pinspider" on Apache mesos, to get basic user information from a pinterest page of a user.

distributed-computing java mesos mesos-pinspider mesosphere

Last synced: 08 May 2025

https://github.com/jlarriba/jrmapi

A Java API for the reMarkable Cloud

java remarkable-tablet

Last synced: 16 Jan 2026

https://robcast.github.io/digilib/

A versatile image viewing environment for the internet.

iiif image-server java

Last synced: 08 May 2025

https://github.com/casdoor/casdoor-spring-boot-starter

Spring Boot 2.x & 3.x Starter for Casdoor, see example at: https://github.com/casdoor/casdoor-spring-boot-example

casdoor java oauth oidc saml sdk spring-boot spring-boot-2 spring-boot-3 springboot sso

Last synced: 05 Apr 2025

https://github.com/mmontes11/tendereteonline

A Java EE web application of an Online Shop developed with Hibernate + Spring + Bootstrap + jQuery

bootstrap hibernate java javaee jquery mysql spring

Last synced: 23 Mar 2025

https://github.com/arteam/embedded-http-server

A light and minimalistic HTTP server for Java with zero dependencies and quick startup time

http java unit-testing

Last synced: 25 Jun 2025

https://github.com/moaxcp/x11

An x11 protocol implementation and client for the jvm

desktop java x11 xlib

Last synced: 13 Apr 2025

https://github.com/sshtools/forker

Forker is a set of utilities and helpers for launching processes from Java in the most efficient way possible

command fork java non-blocking process processbuilder service system wrapper

Last synced: 13 Apr 2025

https://github.com/payneteasy/pos-proxy

Connect to a POS terminal via simple API

java miura mpos pax pos spire spm2 verifone vx820

Last synced: 01 Sep 2025

https://github.com/saintzet/heuristicsforcleancode

The goal of the project is to help learn heuristics that will help you write clean code. Use them for the benefit of the community.

clean clean-architecture clean-code code-smell code-smell-detection csharp csharp-examples design-patterns example-clean-code example-code example-java heuristic heuristics java robert-martin

Last synced: 05 Apr 2025

https://github.com/odaridavid/diary

Diary App ,demo for Room ORM ,ALC 5 Android Session

android java room-database room-persistence-library

Last synced: 13 Sep 2025

https://github.com/cucumber/html-formatter

HTML formatter for reporting Cucumber results

bdd cucumber java javascript polyglot-release ruby tidelift

Last synced: 12 Sep 2025

https://github.com/harium/etyl

A 2D Game Engine made in pure Java

2d android etyl game-engine java libgdx spriter

Last synced: 27 Feb 2026

https://github.com/biagiot/java-pec-parser

Libreria Java per l'elaborazione di messaggi di Posta Elettronica Certificata (e messaggi di posta ordinaria)

agid daticert email email-client email-parser eml java java-pec-parser legal-mail legalmail mail mail-client mail-parser pec pec-client posta postacert rfc-2821 rfc-6109 ricevute

Last synced: 30 Jan 2026

https://github.com/naotsugu/piecetable

Java implementation of PieceTable data structure.

algorithms java

Last synced: 06 Feb 2026

https://github.com/kdubois/camelquarkusvoter

Demo that shows how to use Camel Quarkus with Quarkus Dev Services and Kafka

camel java kafka kubernetes microservices

Last synced: 05 Mar 2026

https://github.com/patilshreyas/passengersecurity-sih2018

This is our SIH2018 and Third Year Mini Project - Android app for Passenger to file FIR Online.

android fir-online government-railway-police grp java mysql php xampp

Last synced: 16 Oct 2025

https://github.com/emmanueltouzery/code-compass.nvim

Neovim plugin: set of functions to navigate code without LSP.

java neovim neovim-plugin nvim nvim-plugin

Last synced: 06 Oct 2025

https://github.com/willfleury/prometheus-metrics-agent

JVM agent metrics instrumentation and monitoring with Prometheus (Scala, Java, Kotlin, Clojure, etc)

agent apm java jvm metrics monitoring prometheus

Last synced: 16 Oct 2025

https://github.com/jakejmattson/facialrecognition

Facial detection and recognition.

facial-detection facial-recognition java opencv

Last synced: 11 Oct 2025

https://github.com/apache/uima-ruta

Apache UIMA Ruta

apache java ruta text-analysis uima

Last synced: 19 Oct 2025

https://github.com/marcoscgdev/infoview

A simple and easy to use information view for Android.

android code info infoview java view views xml

Last synced: 12 Oct 2025

https://github.com/spyopensource/os

Java Operation System, it is an operating system that you can build by yourself.

java jdk os

Last synced: 17 Jan 2026

https://github.com/oktadev/okta-java-rest-api-comparison-example

Java REST API with Micronaut, Quarkus, and Spring Boot

java micronaut quarkus rest rest-api spring-boot

Last synced: 06 Oct 2025

https://github.com/logtail/logback-logtail

Better Stack Java Logback appender

java logback logging logtail

Last synced: 30 Jul 2025

https://github.com/lalanachami/java-chat-application-socket-java-swing-gui-

👩‍❤️‍💋‍👨🧑🏻‍💻Socket based chat application with a chat client and a chat server. With swing GUI and message encryption

chat-application decryption encryption hash java sha-1 socket swing-gui

Last synced: 14 Apr 2025

https://github.com/kakarottocui/unichongdianzhuangapplet

基于java SpringBoot和Vue uniapp的汽车充电桩微信小程序

element-ui java mysql springboot uniapp vue

Last synced: 28 Jul 2025

https://github.com/kakarottocui/ssm-jiuzhu

基于SSM框架的流浪动物猫狗救助领养网站设计

java mysql ssm

Last synced: 28 Jul 2025

https://github.com/woowacourse-teams/2025-hearit

🎧 읽지 말고, 히어릿 — 귀로 듣는 개발 인사이트

android java kotlin media3 spring

Last synced: 05 Mar 2026

https://github.com/michel-leonard/ciede2000-color-matching

The 𝐂𝐈𝐄𝐃𝐄𝟐𝟎𝟎𝟎 color difference formula written in 40+ programming languages.

c color computer-vision dart education go image-processing java javascript kotlin ktm620enduro linux python ruby rust swift testing windows

Last synced: 18 Feb 2026

https://github.com/yangyouwang/wrapper

包装枚举插件(例如:0或1 包装成男或女)

java

Last synced: 10 Apr 2025

https://github.com/lewiscowles1986/julid

Universally Unique Lexicographically Sortable Identifier ported to Java

java reference-implementation ulid

Last synced: 08 Jul 2025

https://github.com/jlleitschuh/kotlin-guiced

Convenience Kotlin API over the Google Guice DI Library

dependency-injection google google-guice guice java jvm kotlin

Last synced: 07 Jul 2025

https://github.com/elandaofficial/venum

A simulated java-like associative-enum implementation.

associative cpp enum java macros map set venum

Last synced: 24 Jun 2025

https://github.com/erzbir/numeron

基于 Mirai 框架的 QQ 机器人项目, 支持多 bot, 可作脚手架快速开发

annotations java kotlin mirai mirai-bot mirai-core qqbot reflect reflection springboot

Last synced: 12 Mar 2026

https://github.com/kumar-shivam-ranjan/retail-store-management-system

This Repository contains Java Spring MVC based relational Database Management System Project

java jdbc-connector mysql-database spring-mvc spring-security

Last synced: 13 Jun 2025

https://github.com/AdamBien/java-plain

The shortest possible maven template / quickstarter for Java

java java17 maven quickstarter template

Last synced: 26 Mar 2025

https://github.com/lukfor/magic-progress

A java library for simple progress monitoring on the console

animated-bars java java-library progress-monitoring

Last synced: 18 Jan 2026

https://github.com/ivkos/wallhaven4j

Wallhaven API for Java

android java jitpack parsing wallhaven wallpaper

Last synced: 26 Apr 2025

https://github.com/Andres6936/HALE

Hale is a turn based RPG with deep tactical combat and character customization. Included is a lengthy and varied campaign with many quests, items and monsters, visiting a variety of locales. The entire system is built to be moddable from the ground up.

2d game java role-playing rpg-game turn-based-strategy

Last synced: 11 Mar 2025

https://github.com/hardiksinghbehl/just-another-testcontainer-integration

Backend application using Testcontainers for Integration Testing AWS S3, Azure Blob Storage, Kafka, MySQL, Egress calls including Chaos testing and Redis.

azurite chaos-testing java kafka-testing localstack mockserver mysql-test redis-test redpanda spring-boot testcontainers toxiproxy

Last synced: 09 Apr 2025