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/udaychandra/bdd

JUnit 5 based BDD library to create and run stories and behaviors a.k.a BDD specification tests

bdd bdd-framework java junit junit5

Last synced: 15 Apr 2025

https://github.com/ivangfr/spring-cloud-stream-event-routing-cloudevents

The goal of this project is to play with Spring Cloud Stream Event Routing and CloudEvents. For it, we will implement a producer and consumer of news & alert events.

cloudevents event-routing graalvm java kafdrop kafka native spring-boot spring-cloud-stream spring-webflux

Last synced: 27 Mar 2026

https://github.com/cryptography-cafe/curve25519-elisabeth

Pure Java implementation of group operations on ristretto255 and Curve25519

cryptography curve25519 edwards-curve elliptic-curves java ristretto

Last synced: 19 Jan 2026

https://github.com/alxkm/reflector

Reflector is tiny java reflections library

java reflection reflection-api reflection-library study

Last synced: 28 Feb 2026

https://github.com/open-feature/java-sdk-contrib

Community contributions for hooks and reference providers

feature-flags java openfeature

Last synced: 11 Mar 2026

https://github.com/houko/javacodingstandards

Java coding specification (daily coding summary, standardizing project team members have a unified specification, convenient cooperation, error checking, refactoring, etc.) When you abandon the specification to write code as you like when you come back to read it, Remove all the impulses of rewriting.

coding-standards java

Last synced: 29 Oct 2025

https://kag0.github.io/tail

simple tail call optimization and stack safety for Java

java tail-call-optimization trampolines

Last synced: 02 Apr 2025

https://github.com/llnl/coda-calibration-tool

Tool for calibrating seismic coda source models

application java

Last synced: 29 Apr 2025

https://github.com/however-yir/campus-recruitment-recommendation-system

Campus recruitment recommendation system built with Spring Boot, Vue, MySQL, and user-based collaborative filtering for job matching.

campus-recruitment collaborative-filtering full-stack java job-matching mysql recommendation-system recruitment-system spring-boot vue2

Last synced: 01 May 2026

https://github.com/zongxr/flask-ssm

一款模仿SpringFramework的Python的web后端框架,基于Flask二次封装。通过Python反射模拟了Java的IOC控制反转,通过Python装饰者模式模拟了Java的AOP面向切面编程。具有接口自动发现、定时任务自动注册、事务管理器、单元测试,等功能。简化web后端开发流程,聚焦业务逻辑,让你按照Spring的习惯写Python

aspect-oriented-programming flask flask-apscheduler flask-sqlalchemy inversion-of-control java mvc mybatis python reflection spring springframework web

Last synced: 17 Jun 2025

https://github.com/justdoom/flappyac

A 1.8 - 1.18 anticheat (When the full releases is out)

anticheat bukkit bukkit-api bukkit-plugin java spigot-api spigot-plugin spigotmc

Last synced: 21 Mar 2025

https://github.com/tekgator/docker-mcmyadmin

McMyAdmin control pannel for running a Java Minecraft server in all possible variants

docker docker-container docker-image docker-mcmyadmin java mcmyadmin-panel minecraft minecraft-server spigot

Last synced: 05 May 2025

https://github.com/cblichmann/idajava

Java integration for Hex-Rays IDA Pro

c-plus-plus ida-plugin ida-pro java reverse-engineering swig windows

Last synced: 10 May 2025

https://github.com/green4j/green-jelly

Garbage-free (green), simple and fast stream oriented JSON parser and generator if you need to parse/generate mega(giga)bytes of data with no GC pauses

fast java json json-generator json-parser streaming

Last synced: 11 Jan 2026

https://github.com/pengmaster/ndkjnidemo

:satellite: NDK-JNI开发入门教程

android android-studio cmakelists cpp java jni ndk ndk-cmake

Last synced: 28 Oct 2025

https://github.com/sinnerschrader/skillwill

Skills Management @ SinnerSchrader

java less react redux skills spring-boot

Last synced: 13 Apr 2025

https://github.com/casid/jte-intellij

IntelliJ plugin for jte template files.

intellij-plugin java template-engine

Last synced: 16 Mar 2025

https://github.com/t-miracle/zxtext

使用 SpringBoot + Thymeleaf + MySQL + MyBatis 实现简单的增删改查以及条件分页查询

java learning-exercise mysql pagehelper spring-boot thymeleaf

Last synced: 07 May 2025

https://github.com/mybatis/cdi

MyBatis CDI Extension

cdi extension jakarta-ee java java-ee

Last synced: 09 Apr 2025

https://github.com/heliosminecraft/heliosclient

Fabric anarchy utility mod for the latest Minecraft version.

fabricmc-mod helios-client helios-utility-mod java minecraft-mod minecraft-utility-mod

Last synced: 12 Apr 2025

https://github.com/lukehb/137-stopmove

Algorithms to automatically discover stops and moves in GPS trajectories.

classification gps java move spatio-temporal stop trajectory

Last synced: 04 May 2025

https://github.com/apache/portals-pluto

Mirror of Apache Pluto

java portals web-framework

Last synced: 13 Apr 2025

https://github.com/stephanj/llama3javachatcompletionservice

Llama3.java Inference engine with OpenAI Chat Completion REST API/

inference-api java llama3 openai-api

Last synced: 05 May 2025

https://github.com/cocoteanet/elysiananime

这是一个专注动漫番剧管理服务,主要用于部署在私人服务器上,订阅并下载RSS内容,然后自动追番~~~

anime bangumi-data java media rss

Last synced: 06 Apr 2026

https://github.com/exasol/sql-statement-builder

Build SQL statements safely without string concatenation

builder-pattern compile-time-checking exasol exasol-integration foundation-library java sql

Last synced: 11 Sep 2025

https://github.com/thomasdaheim/ownnoteeditor

JavaFX editor for the ownNote files locally stored in ownCloud folder

java java10 java11 java15 javafx nextcloud tinymce

Last synced: 24 Aug 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/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/paypay/paypayopa-sdk-java

With PayPay's Payment SDK, you can build a custom Payment checkout process to suit your unique business needs and branding guidelines

java paypay paypayopa paypaysdk

Last synced: 18 Feb 2026

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/emufog/emufog

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

fog-computing java

Last synced: 11 Jan 2026

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/expr4j/expr4j

Java library to evaluate mathematical expressions

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

Last synced: 30 Oct 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/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/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/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/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/salesforce/centrifuge

JVM Warmup Engine

java jit jvm warmup

Last synced: 16 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/alexanderpro/stepik

Решения для курсов на платформе stepik.org

certificate cpp cs csharp database db graphics java javascript js linux mysql security stepic stepik web

Last synced: 11 Apr 2025

https://github.com/automatedowl/allure-environment-writer

Java library which allows to write environment.xml file into allure-results directory.

allure-report java reporting-tool testing-tools testng

Last synced: 30 Apr 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/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/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/rominalodolo/udemyoauth2.0

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

java oauth2

Last synced: 03 May 2025

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/jazzhow/command4j

java调用命令的工具,命令行运行管理器,命令执行、停止、查询功能的工具

cmd command4j java shell

Last synced: 16 Dec 2025

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/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/arun-gupta/chatbot

Build Your First Chatbot

alexa chatbot java serverless slack starwars

Last synced: 09 Jan 2026

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/knime/knime-tensorflow

KNIME Deep Learning - Tensorflow Integration

deeplearning integration java knime tensorflow visualprogramming

Last synced: 21 Jan 2026

https://github.com/protonail/leveldb-jna

Java JNA (not JNI) adapter for LevelDB

database-adapter java jna leveldb

Last synced: 04 Jul 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/valpackett/neojamvm

JamVM (lightweight Java Virtual Machine) but built with CMake

jamvm java jvm

Last synced: 22 Apr 2025

https://github.com/objectos/objectos.way

A new way for building Java applications: the Objectos Way

java library web webapp

Last synced: 08 Mar 2026

https://github.com/owmii/powah

Discord:

java minecraft mod powah

Last synced: 10 Sep 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/inkatze/wildfly

Ansible role for wildfly

ansible ansible-role java wildfly

Last synced: 25 Jan 2026

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/marttp/java-tech-interviews-prep

Java source code for technical interview preparation + Apply real world problems

java leetcode technical-interviews

Last synced: 16 Jul 2025

https://github.com/jericks/geometrycommands

Commandline application for manipulating geometry.

cli geometry java jts

Last synced: 17 Dec 2025

https://github.com/makiftutuncu/e

A zero-dependency micro library to deal with errors

circe gson java junit5 jvm kotlin mdoc play-json sbt scala zio

Last synced: 13 Apr 2025

https://github.com/drsnowbird/knime-docker

KNIME Analytics Platform & SDK with Docker Container in X11 desktop

analytics-platform docker docker-container java knime knime-analytics-platform machine-learning x11

Last synced: 10 Apr 2025

https://github.com/jinhucheung/hubplayer

以酷狗音乐播放器的用户界面为原型, 制作的一个基于 Java Sound, 实现播放、搜索、下载的音乐播放器

java java-sound java-swing jsoup music-player substance

Last synced: 30 Apr 2025

https://github.com/rohan23chhabra/p2p

Practice project to demonstrate p2p file sharing.

java java-8 java8 javafx javafx-application jfoenix network networking peer-to-peer shared

Last synced: 10 Apr 2025

https://github.com/stevenschwenke/javafxworkshop

Code and a handout for a JavaFX workshop

fxml java javafx javafx-application scene-builder workshop

Last synced: 10 Apr 2025

https://github.com/thriving-dev/kafka-streams-cassandra-state-store

'Drop-in' Kafka Streams State Store implementation that persists data to Apache Cassandra / ScyllaDB

apache-cassandra cassandra java kafka-streams stream-processing

Last synced: 10 Apr 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/spiderpig86/metromapmaker

:bullettrain_side: Build the metro map of your dreams.

java javafx javafx-application map metro subway underground

Last synced: 10 Apr 2025

https://github.com/enilink/llrp4j

LLRP protocol and networking for Java

java llrp

Last synced: 10 Apr 2025

https://github.com/pizz33/spring-cloud-function-spel

spring-cloud-function SpEL RCE复现环境&poc

java poc rce

Last synced: 05 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