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/joaopauloaramuni/playframework

Repo Play Framework

java mvc playframework poo

Last synced: 13 Jun 2025

https://github.com/xbynet/crawler

A simple and flexible web crawler framework for java.

crawler httpclient java jsoup spider

Last synced: 14 Jan 2026

https://github.com/ralscha/bsoncodec

Collection of org.bson.codecs.Codec implementations for MongoDB

bson codec-implementations java mongodb

Last synced: 24 Apr 2025

https://github.com/shaoxiongdu/java-notes

java成长之路 我的Java学习笔记,存放此处便于移动端复习。

java jvm mybatis mysql nginx redis spring springboot

Last synced: 14 Apr 2025

https://github.com/auula/s2s

s2s is a command line tool for database reverse engineering.

command database go java reverse-engineering rust

Last synced: 12 Jan 2026

https://github.com/romankh3/flights-monitoring

Application for monitoring flight cost based on Skyscanner API. Application deployed on Heroku and application API can be tested on Swagger UI

client flights java skyscanner ukrainian

Last synced: 02 Sep 2025

https://github.com/yeregorix/mirage

The best solution against xray users

anticheat antixray java minecraft plugin sponge xray

Last synced: 23 Jul 2025

https://github.com/zhuangjiaju/easytools

java卓越工程实战, 让你的代码变得更加优雅。

java spring template

Last synced: 18 Feb 2026

https://github.com/cassiomolin/jersey-websockets-undertow

Example of REST API along with WebSocket endpoint using Undertow, Weld, Jersey and JSR 356.

cdi java jersey jsr356 undertow websockets weld

Last synced: 01 Sep 2025

https://github.com/sabaurgup/java_react-bootcamp

Software Developer Training Camp (JAVA + REACT) works under the guidance of Engin Demiroğ

java java-demo java-fundamentals react spring-boot

Last synced: 27 Jun 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/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/digitalpetri/netty-channel-fsm

An FSM that manages async non-blocking access to a Netty Channel

client fsm java netty state-machine

Last synced: 21 Mar 2025

https://github.com/scordio/jimfs-junit-jupiter

JUnit Jupiter `@TempDir` extension based on the in-memory file system Jimfs

hacktoberfest java jimfs junit-jupiter junit5-extension testing

Last synced: 10 Aug 2025

https://github.com/razerms/mobile-xdk-razerms_android_studio

Razer Merchant Services mobile payment for Android (Android Studio)

android android-studio java mobile payment razerms

Last synced: 11 Aug 2025

https://github.com/nekos-life/neko-bot-jda

The official Nekos.life Discord bot

discord discord-bot java jda jda-bot nekobot nekos-life

Last synced: 06 Aug 2025

https://github.com/renatoaguimaraes/spring-reactive-kafka-sse

Stream with Spring Boot Reactive + Kafka + Server Sent Event + Cassandra.

cassandra html5 java javascript kafka reactive-programming reactive-spring-data spring-boot spring-reactive sse

Last synced: 31 Jul 2025

https://github.com/franmc01/jetbrains-moonlight-theme

🌚 Dark theme for JetBrains IDEs (IntelliJ IDEA, PyCharm, RubyMine, PhpStorm, WebStorm, etc)

gradle java jetbrains-plugin jetbrains-theme moonlight

Last synced: 01 Aug 2025

https://github.com/ivangfr/spring-kafka-de-serialization-types

The goal is to play with Spring Kafka. We've implemented 5 examples of producer and consumer services that exchanges messages through Kafka using different types of serialization and approaches.

avro docker java jib json kafka schema-registry spring-boot spring-kafka spring-web-mvc

Last synced: 10 Apr 2025

https://github.com/imagingbook/imagingbook-public

Image processing software for textbooks by W. Burger & M. Burge

burger-burge digital-image-processing imagej imagej-plugins imagingbook java

Last synced: 29 Oct 2025

https://github.com/sergiorussia/jpoint-2024-pg-for-java-developers

PG для Java-разработчиков, доп материалы

hikaricp java pgjdbc spring-boot spring-jdbc

Last synced: 13 Apr 2025

https://github.com/imagingbook/imagingbook-calibrate

Java/ImageJ implementation of Zhang's camera calibration method

burger-burge camera-calibration imagej java

Last synced: 29 Oct 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/acegi/xml-format-maven-plugin

Advanced, automatic formatting of your XML files during Maven builds

java maven maven-plugin xml xml-format

Last synced: 20 Mar 2025

https://github.com/artipie/go-adapter

Go Proxy in Java

go-repository golang goproxy java

Last synced: 13 May 2025

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/nayuki/git-library-java

Low-level Java library to read/write Git repositories.

git java library repository

Last synced: 26 Jul 2025

https://github.com/artipie/npm-adapter

Turn your files to an NPM repository

java javascript npm private-npm-repository

Last synced: 13 May 2025

https://github.com/open-hand/choerodon-oauth

This service is the authorized authentication center of the choerodon microservices framework and is mainly responsible for user privilege and authorization.

c7nf choerodon java oauth2 spring spring-boot spring-cloud spring-oauth2

Last synced: 10 Jul 2025

https://github.com/barakugav/jgalgo

A high-performance library for graph algorithms written in Java. It contains a wide collection of optimized algorithms and data structures for a range of problems on graphs.

algorithms data-structures graph-algorithms graph-api graph-theory java java-library

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/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/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/naxmefy/node-jdbc

small wrapper to work with jdbc in node

java jdbc nodejs typescript

Last synced: 01 Mar 2026

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/clonewith/opsu

opsu! ~ an open-source osu! client

game java lwjgl2 maven osu rhythm-game slick2d

Last synced: 01 Sep 2025

https://github.com/salitaba/maven-decoder-mcp

MCP server for inspecting, searching, and decompiling Maven .m2 JARs for Java AI coding agents.

agentic-coding ai-agents bytecode cursor-ide decompiler dependency-analysis docker jar java maven maven-repository mcp mcp-server model-context-protocol python skills

Last synced: 20 Jun 2026

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/martinpaljak/esteid

Estonian eID tools and libraries in Java

apdu apdu4j esteid java smartcard

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/erkaman/regl-fire

Fire particle system made with regl

animation demo fire glsl java javascript particles regl webgl

Last synced: 08 Mar 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/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/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/stevekung/indicatia

A small quality of life mod!

forge indicatia java lightweight minecraft qol utilities

Last synced: 09 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/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/impetus/fabric-jdbc-connector

Fabric JDBC connector implements a pure java, type 4 JDBC driver that executes SQL queries on Hyperledger fabric Blockchain.

blockchain fabric go hyperledger java jdbc jdbc-driver sql

Last synced: 17 Mar 2026

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

Apache UIMA Ruta

apache java ruta text-analysis uima

Last synced: 19 Oct 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/jeanthom/enigma

Jar reverse engineering tool

gradle jar java reverse-engineering

Last synced: 11 Aug 2025

https://github.com/grashjs/api

Api of Atlas CMMS - Computerized maintenance management system

alternative cmms java java-8 maven postgresql rest-api spring-boot startup

Last synced: 28 Feb 2025

https://github.com/bobbui/direct-file-downloader

A simple, fool-proof file downloader

downloader fool-proof internet java

Last synced: 09 Apr 2025

https://github.com/zifangsky/easylimit

这是一个同时支持MVC和前后端分离项目开发模式的权限控制框架

authentication authorization front-end-framework java mvc-pattern permission-manager

Last synced: 14 Jan 2026

https://github.com/rudderlabs/rudder-sdk-android

Android SDK for RudderStack - the Customer Data Platform for Developers.

analytics analytics-platform android android-library android-sdk java kotlin open-source rudder sdk

Last synced: 25 Apr 2025

https://github.com/jneira/wai-servlet

Library to integrate eta wai applications with servlet api

eta-lang haskell interop java servlet wai

Last synced: 05 Jul 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

https://github.com/ivkos/wallhaven4j

Wallhaven API for Java

android java jitpack parsing wallhaven wallpaper

Last synced: 26 Apr 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/richardschoen/howtostuff

This repository contains a general list of how to items for any language similar to gist style articles but focused in a repo

as400 cl commit csharp git ibmi ifs java javascript nfs node php python repositories repository rpg sql vb view xmlservice

Last synced: 05 Sep 2025

https://github.com/jgperrin/net.jgp.books.spark.ch09

Spark in Action, 2e - chapter 9 - Advanced ingestion: finding data sources and building your own

apache-spark ingestion java java8 manning spark sparkwithjava

Last synced: 04 Mar 2026

https://github.com/a-r-d/java-1-class-demos

Java 160 class demos for Cincinnati State Java 1 class.

demo java youtube-video

Last synced: 28 Oct 2025

https://github.com/nextbreakpoint/nextfractal

NextFractal is an application for creating fractals and other algorithmically generated images

creating-fractals fractal-algorithms fractal-rendering fractals java javafx javafx-application julia-fractal mandelbrot-fractal

Last synced: 17 Jan 2026

https://github.com/naturalness/sensibility

Fixes Java syntax errors with LSTM neural networks! [proof-of-concept]

hacktoberfest java keras lstm ml4code neural-network syntax syntax-checker syntax-error

Last synced: 05 May 2025

https://github.com/yegor256/cam

Classes and Metriсs (CaM): a dataset of Java classes from public open-source GitHub repositories

cyclomatic-complexity dataset java metrics metrics-gathering

Last synced: 27 Mar 2025

https://github.com/bakdata/kafka-error-handling

A library for error handling in Kafka Streams.

java kafka-streams

Last synced: 10 Apr 2025

https://github.com/jgperrin/net.jgp.books.spark.ch04

Spark in Action, 2nd edition - chapter 4

java manning spark sparkjava sparkwithjava

Last synced: 06 May 2025

https://github.com/akarnokd/async-enumerable

Prototype Java 9 library based on the asynchronous enumerable concept (where moveNext() returns a task to compose over).

asynchronous enumerable java

Last synced: 11 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/dropwizard/dropwizard-health

Provides a health check implementation that performs ongoing monitoring of an application's dependencies and includes an endpoint that can be called by a load balancer to determine if the application is healthy and thus able to receive traffic.

dropwizard health-check health-checks healthcheck java

Last synced: 29 May 2026

https://github.com/baijianruoli/lidou

RPC framework based on Zookeeper and Netty

java netty rpc zookeeper

Last synced: 14 Jan 2026

https://github.com/apache/logging-chainsaw

Apache Chainsaw is a GUI log viewer

apache java logging

Last synced: 09 Apr 2025

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/DogerRain/HelloCoder

本项目是使用 vuepress 构建的一个技术文档博客,收集了作者本人 学习Java、面试 的一些文章,多为系列文章。

java javalearn javalearning

Last synced: 02 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/kasukusakura/kimiroyli

Kimiroyli 是一个致力于 JVM 安全的安全管理框架, 致力于保护整个系统不受恶意外部代码攻击 (WIP)

java javaagent jvm security

Last synced: 26 Apr 2025

https://github.com/vinayalodha/elvis

Java Compiler plugin for Null safety

java null-safety

Last synced: 14 Jan 2026

https://github.com/devops-utils/excel-to-pdf

An easy way to convert Excel 2003 and Excel 2007 to PDF by Java code based on Apache POI and itext7

excel excel-to-pdf excel2pdf itext itext7 java pdf poi

Last synced: 14 Jan 2026

https://github.com/masecla22/Modrinth4J

A fully-compliant Java wrapper for the Modrinth API

java modrinth wrapper

Last synced: 02 Apr 2025