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/apache/datafusion-java

Java bindings for Apache DataFusion

apache arrow datafusion java jni jvm query-engine sql

Last synced: 15 Jun 2026

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

JVM agent based metrics with Prometheus and Dropwizard support (Java, Scala, Clojure, Kotlin, etc)

agent apm dropwizard java jvm metrics monitoring prometheus

Last synced: 07 Apr 2025

https://github.com/kezhenxu94/chatgpt-java

ChatGPT SDK for Java, CLI, GitHub Actions, demo, etc.

chatgpt chatgpt-api chatgpt-bot chatgpt-cli chatgpt-github-action chatgpt-java chatgpt-sdk java

Last synced: 15 Apr 2025

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/trademe/includeme

A Gradle plugin that simplifies working with composite builds

android composite-builds gradle gradle-plugin gradle-sync java kotlin

Last synced: 14 Apr 2025

https://github.com/astefanutti/camel-cdi

:camel: CDI extension for Apache Camel

camel cdi java javaee

Last synced: 17 Mar 2025

https://github.com/j256/simplecsv

Simple Java CSV reading and writing library using Java annotations

annotations csv java

Last synced: 22 Mar 2025

https://github.com/dice-group/iguana

IGUANA is a benchmark execution framework for RDF triple stores and quad stores

benchmark benchmarks http iguana java performance-analysis performance-testing rdf sparql stresstest stresstesting triplestore

Last synced: 10 Mar 2026

https://github.com/jferrater/opa-data-filter-spring-boot-starter

Spring Boot library for enforcing authorization on Spring Data JPA and MongoDB by filtering data using the Open Policy Agent (OPA) partial evaluation feature.

authorization cloud-native datafilter java java-library mongodb opa opa-data-filter openpolicyagent spring-data-jpa spring-data-mongo springboot sqldb

Last synced: 11 Sep 2025

https://github.com/mariotaku/uniqr

Yet another QR art library for Java

java qrcode

Last synced: 04 May 2025

https://github.com/magiclu550/edclass4j

这是一款加密jar包和远程端授权密匙的控制程序

encode jar java

Last synced: 11 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/hendriks73/ffsampledsp

FFmpeg based service provider for javax.sound.sampled.

audio audio-decoder ffmpeg java java-library macos sound ubuntu windows

Last synced: 10 Apr 2025

https://github.com/woowacourse-teams/2024-cruru

복잡했던 리크루팅을 단 하루만에 크루루.

github-actions java javascript react spring type typescript

Last synced: 13 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/jddev0/energizedpower

This is a technology Forge/NeoForge/Fabric mod with many machines.

fabric fabric-mod fabricmc fabricmc-mod forge forge-mod java minecraft minecraft-mod minecraftforge mod neoforge neoforge-mod

Last synced: 05 Jun 2026

https://github.com/subashz/musik-player

Simple Android Music Player

android-music-player java kotlin music

Last synced: 04 Aug 2025

https://github.com/moeraorg/moera-node

Moera node, for issues use: https://github.com/MoeraOrg/moera-issues/issues

backend blog cloud decentralized java moera personal-blog personal-cloud rest-api social-network spring

Last synced: 29 Jun 2025

https://github.com/jetkai/proxy-scraper

This is an application that scrapes various Proxy API Endpoints, then compiles the proxies into files within the "/proxies/" directory.

exe gradle httpclient jackson-json jar java jdk11 kotlin launch4j proxies proxy proxy-scrape proxy-scraper scraper scraping selenium-java web-scraper web-scraping

Last synced: 02 Sep 2025

https://github.com/ovirt/ovirt-engine-sdk-java

The oVirt Java SDK

java

Last synced: 11 Apr 2025

https://github.com/lijiahangmax/orion-kit

一个功能强大, 覆盖面广的工具类库。让你的开发无须编写重复的底层代码, 提高开发效率, 让你的代码更加简练、易读, 稳定且优雅。

common io java jsch kit lang spring string tools util utils

Last synced: 04 Oct 2025

https://github.com/brentvollebregt/price-per-unit

An Android app that helps you compare prices of similar products 💵 💰

android java price price-per-unit unit-price

Last synced: 18 Apr 2026

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/vonzhou/blog

My Blog

blog c java programming

Last synced: 20 Jul 2025

https://github.com/galan/packtag

A JSP Taglib for delivering minified, combined and gzip-compressed resources (JavaScript and CSS).

compression css java javascript jsp-taglib minification minify taglib

Last synced: 07 Oct 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/cettia/asity

Build universally reusable web fragments on the JVM

abstraction-layer asynchronous framework-agnostic http java jvm web-fragment web-framework websockets

Last synced: 14 Jun 2025

https://github.com/micronaut-projects/micronaut-maven-plugin

Maven plugin to execute Micronaut applications

groovy java kotlin maven micronaut

Last synced: 24 Dec 2025

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://github.com/mattczyr/realistictorches

A Minecraft mod that causes torches to burn out after a configurable amount of time.

forge forge-mod java minecraft minecraft-forge minecraft-mod mod

Last synced: 14 Jul 2025

https://github.com/zelloptt/zellowork-server-api-libs

Client libraries for Zello Work server API

api-client csharp java objective-c php swift zellowork-api

Last synced: 26 Oct 2025

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/unitsofmeasurement/si-units

International System of Units

international java si-units standards units

Last synced: 21 Jan 2026

https://github.com/woostju/ansible-client

A java client connect to Ansible server through ssh, and run Ansible command

ansible java ssh

Last synced: 03 Sep 2025

https://github.com/x4e/blog

Where I write stuff.

java jvm reverse-engineering

Last synced: 30 Apr 2025

https://github.com/adarshaddee/hacktoberfest-2022-for-all

Hacktoberfest2022🥳 - Contribute given programs in every language😎 you want, every PR will be accepted😍!!!

adarshaddee c codarsh cpp hacktoberfest hacktoberfest-accepted hacktoberfest2022 java javascript mridealhat php python

Last synced: 10 Jun 2025

https://github.com/depromeet/swimie-server

🏊‍♂️ 친구들의 응원과 함께하는 수영일기, Swimie!

generative-ai hexagonal-architecture java jenkins multi-module mysql redis sentry spring-boot

Last synced: 19 Apr 2025

https://github.com/benelog/lambda-resort

examples of filtering, sorting, mapping by Java, Groovy, Scala, Kotlin, Xtend, Ceylon

groovy java lambda xtend

Last synced: 04 Sep 2025

https://github.com/mybatis/cdi

MyBatis CDI Extension

cdi extension jakarta-ee java java-ee

Last synced: 09 Apr 2025

https://github.com/yegor256/thindeck

Web Hosting That Deploys Itself

docker hosting java

Last synced: 27 Mar 2025

https://github.com/hms-core/hms-scene-demo

HMS Scene kit demo provides an example of integrating HUAWEI Scene Kit with an app. A 3D graphics rendering engine performs more with less. User-friendly rendering APIs for games, AR & VR apps, and other apps bring your users a stunning visual experience.

3d-graphics android graphics hms huawei java scenekit

Last synced: 01 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/tupilabs/humannameparser.java

HumanNameParser.java, a Java port of HumanNameParser.php. Parser for human names in Java, all credit goes to @jasonpriem

hacktoberfest java name nlp textprocessing

Last synced: 30 Jul 2025

https://github.com/eclipse-sprotty/sprotty-server

Server implementation for the Sprotty diagramming framework

diagrams eclipse java server

Last synced: 14 Jan 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/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/rapter1990/cqrs-example

Spring Boot CQRS Example (Docker, Apache Kafka, Zookeeper, MYSQL, MongoDB)

apache-kafka cqrs docker docker-compose java kafka lombok mediator mongodb mysql spring-boot zookeeper

Last synced: 16 May 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/salesforce/centrifuge

JVM Warmup Engine

java jit jvm warmup

Last synced: 16 Apr 2025

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/visnkmr/timenetspeed

Monitor live bandwidth usage/ network speed on any device running on any OS except iOS. Uses peristent XML overlay with Java for android, Rust daemon with a python frontend on PCs.

android bandwidth fire friendly java monitor netspeed network os overlay python remote rust speed time tv usage xml

Last synced: 04 Apr 2026

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/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/rapter1990/footballteamapi

Case Study - Football Team Api with Hexagonal Architecture (Java 21, Spring Boot, Postgres, JUnit, Spring Security, JWT, Docker, Kubernetes, Prometheus, Grafana, Loki, Sonarqube, Github Actions (CI/CD), TestContainer)

docker docker-compose github-actions grafana hexagonal-architecture java java21 junit kubernetes loki postgres prometheus sonarqube spring-security sprng-boot swagger testcontainers

Last synced: 30 Jun 2026

https://github.com/enilink/llrp4j

LLRP protocol and networking for Java

java llrp

Last synced: 10 Apr 2025

https://github.com/woowacourse-teams/2024-coduo

함께 하면 좋은 코딩, 코딩해듀오 💞

java pair-programming react springboot typescript

Last synced: 13 Apr 2025

https://github.com/townyadvanced/flagwar

The original war system for Towny, now with it's own repository. Celebrating over Ten Years of warfare.

java minecraft multiplayer paper-api pvp-plugin towny townyadvanced-plugins war

Last synced: 24 Jan 2026

https://github.com/d2si-oss/ooso

Java library for running Serverless MapReduce jobs

aws java lambda library mapreduce serverless

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/operator-framework/josdk-webhooks

Framework and tooling to support writing dynamic admission controllers and conversion hooks for Kubernetes in Java

controller conversion-hook dynamic-admission-controller java kubernetes

Last synced: 11 Jan 2026

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/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/red-studio-ragnarok/valkyrie

As the Valkyries' whispers guide us, we carve our path to a Valhalla of optimized Minecraft gameplay.

java minecraft minecraft-forge minecraft-mod minecraft-modding

Last synced: 26 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/calimero-project/calimero-gui

A graphical user interface for Calimero based on the Eclipse Standard Widget Toolkit (SWT)

gui java knx swt

Last synced: 22 Jul 2025

https://github.com/4drian3d/kickredirect

Redirect your players to a server after a server shutdown

java minecraft minecraft-plugin plugin velocity velocity-plugin velocitypowered

Last synced: 14 Apr 2025

https://github.com/platypusguy/filededupe

Utility to list duplicate files in one or more directories based on the file contents

filemanager filesystem java utility

Last synced: 26 Oct 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/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/jericks/geometrycommands

Commandline application for manipulating geometry.

cli geometry java jts

Last synced: 17 Dec 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/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/flytegg/neptune

An annotation-based slash command framework for JDA.

bot command-framework discord discord-bot java jda kotlin

Last synced: 07 May 2025

https://github.com/inkatze/wildfly

Ansible role for wildfly

ansible ansible-role java wildfly

Last synced: 25 Jan 2026