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.

GitHub: https://github.com/topics/java
Wikipedia: https://en.wikipedia.org/wiki/Java_(software_platform)
Created by: James Gosling
Released: May 23, 1995
Aliases: java-8, java8, java11, java-11, jvm, jdk, openjdk, javase, java-se,
Last updated: 2026-07-10 00:16:17 UTC
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https://github.com/dokimos-dev/dokimos

LLM and agent evaluation for Java & Kotlin. Runs in JUnit and CI. Spring AI, LangChain4j, Koog.

agent-evaluation agentic-ai evaluation evaluation-framework evaluation-metrics java junit junit-extension koog kotlin langchain4j llm llm-evaluation llm-evaluation-framework llm-evaluation-metrics rag rag-evaluation retrieval-augmented-generation spring-ai spring-ai-evaluation

Last synced: 09 Jun 2026

https://github.com/DreamCats/online-interview

在线面试助手：包含各个大厂的面经、算法题、知识点，并且小程序包含长按复制和点击图片预览功能，同时小程序继续优化和开发。

interview java python wx

Last synced: 03 Apr 2025

https://github.com/omerio/graphviz-server

Java based GraphViz HTTP Server

dot-binaries dot-graph graphviz graphviz-server java

Last synced: 11 Jan 2026

https://github.com/orkes-io/orkesworkers

sample workflows using Conductor

demos java netflix-conductor orchestration tutorials

Last synced: 04 Mar 2026

https://github.com/ktrader-tech/jctp

CTP 的 Java 封装

ctp futures java linux maven-central quant swig

Last synced: 14 Jan 2026

https://github.com/biagiot/jpa-search-helper

Helper library for building and running advanced and dynamic queries using JPA in Spring Boot.

advanced-search dynamic-queries dynamic-query hibernate hibernate-jpa java jpa persistence-api query query-builder query-engine rdbms repository search search-engine spring springboot sql sql-builder

Last synced: 28 Feb 2025

https://github.com/tenkyuchimata/mceew

A real-time Earthquake Early Warning(EEW) plugin for Minecraft Server.

bousai bukkit bukkit-plugin earthquake earthquake-early-warning earthquakes eew folia folia-plugins java minecraft minecraft-plugin minecraft-server paper spigot spigot-plugin

Last synced: 22 Apr 2025

https://github.com/babylonhealth/lit-fhir

Opinionated library for easily constructuring FHIR (http://hl7.org/fhir) resources in Scala and Java.

codegen fhir fhir-client healthcare java scala

Last synced: 15 Apr 2025

https://github.com/iminto/hideImage

图片隐写，应用场景看你了

java

Last synced: 11 Apr 2025

https://github.com/ketola/jlibra

A Java library for building applications on Diem (previously known as Libra)

cryptocurrencies diem hacktoberfest java libra

Last synced: 11 May 2025

https://github.com/apache/cordova-plugin-compat

[DEPRECATED] Apache Cordova Plugin Compatibility

cordova cplusplus csharp java javascript library mobile nodejs objective-c

Last synced: 08 Oct 2025

https://github.com/roboconf/roboconf-platform

The core modules and the platform

apache-karaf automation cloud cloud-computing containers iaas infrastructure-as-code java osgi paas paas-framework roboconf

Last synced: 07 Apr 2025

https://github.com/reljicd/spring-boot-web-scraper

Simple web scrapping app made using Spring Boot + Thymeleaf + Jsoup + Java 8 Lambdas & Streams

docker docker-compose functional-programming h2 h2-database java java-8 java-lambda java-streams jsoup lambda scraper spring spring-boot spring-data-jpa spring-mvc spring-security stream thymeleaf web-scraping

Last synced: 12 Apr 2025

https://github.com/threadnew/ssm_project

这个一个SSM+shiro+maven+bootstrap的项目实战，经典的图书管理系统。

bootstrap java mybatis mysql shiro spring springmvc ssm-maven

Last synced: 29 Oct 2025

https://github.com/ivangfr/springboot-ldap-testcontainers

The goal of this project is to create a simple Spring Boot REST API, named 'simple-service,' and secure it using the Spring Security LDAP module. Additionally, Testcontainers will be utilized for integration testing.

docker graalvm java ldap native openldap phpldapadmin spring-boot spring-security spring-security-ldap spring-web-mvc springdoc-openapi testcontainers

Last synced: 08 Jul 2025

https://github.com/terryhuanghd/useragency-android

UserAgency is an Android User-Agent generator library written in Java/Kotlin. Provides story-oriented usage, and comprehensive way to mock real life data.

android chrome edge firefox ie java safari user-agent

Last synced: 13 Apr 2025

https://github.com/stil4m/transmission-rpc-java

Java implementation of the Transmission RPC API.

java rpc transmission

Last synced: 18 Jul 2025

https://github.com/wenbochang888/seckill

Java高并发秒杀系统，基于SSM + redis实现

high-concurrency java redis seckill ssm

Last synced: 05 May 2025

https://github.com/idouble/cat-face-detector-with-opencv-and-javafx

📹 A Small OpenCV (Open Source Computer Vision) Example, who has the ability to detect multiple cat faces at the same time 🐱

camera cat cat-face-detector cats detected-cat-faces eclipse face face-detection image-processing java javafx opencv picture workspace

Last synced: 30 Apr 2025

https://github.com/ntnu-ihb/fmi4j

FMI4j is a software package for dealing with Functional Mockup Units (FMUs) on the JVM

co-simulation fmi fmi-standard fmu java kotlin model-exchange

Last synced: 15 Jul 2025

https://github.com/agoncal/agoncal-course-quarkus-microservices

Code for of course "Building Microservices with Quarkus"

course java microservice quarkus

Last synced: 12 Apr 2025

https://github.com/stooke/macos-build-openjdk8u

How to compile JDK 8u with Xcode 9, 10, 11 or 12 on macOS. Also with Shenandoah and JavaFX

java jdk jdk8 macos maxosx openjdk openjdk8 osx xcode xcode10 xcode11 xcode12

Last synced: 14 Jun 2025

https://github.com/vaadin/skeleton-starter-flow

Default project template for Vaadin

getting-started java project-templates vaadin web webcomponents

Last synced: 14 Apr 2026

https://github.com/arrayfire/arrayfire-java

Java wrapper for ArrayFire

arrayfire gpgpu gpu hpc java java-wrapper

Last synced: 17 Dec 2025

https://github.com/leonardosnt/java-class-tools

Read and write java class files in Node.js or in the browser.

assembler browser class disassembler java javascript node parser reader writer

Last synced: 30 Oct 2025

https://github.com/guillaumefalourd/java-exercices

Exercícios em Java para iniciantes (pré-Junior) ☕️🇧🇷

beginner desafios exercices hacktoberfest java junior

Last synced: 21 Mar 2025

https://github.com/idouble/multithreading-chat-client-java

👥 A simple Chat Client in Java, implemented with the Observer pattern 👥

alice bob chat chat-room chatroom client client-server client-server-chat-application client-server-example client-server-java-program connection java multithreading observer observer-pattern server server-client server-client-communication tcp udp

Last synced: 02 May 2025

https://github.com/xvik/guice-persist-orient

Guice integartion for OrientDB

guice java orientdb

Last synced: 13 Apr 2025

https://github.com/rieckpil/testing-spring-boot-applications-primer

🚀 Getting Started with Testing Spring Boot Applications

awaitility java junit5 localstack mockito selenide selenium spring spring-boot spring-test tdd testcontainers testing

Last synced: 02 Aug 2025

https://github.com/google/escapevelocity

A subset reimplementation of Apache Velocity with a much simpler API.

apache-velocity java template template-engine template-evaluation template-language velocity

Last synced: 14 May 2025

https://github.com/dhatim/dropwizard-jwt-cookie-authentication

Dropwizard bundle managing authentication through JWT cookies

cookie dropwizard java jwt module

Last synced: 12 Jan 2026

https://github.com/rainbowdashlabs/sadu

Sql and damn utilitites. The successor of the sql-util.

database hacktoberfest java mariadb mysql postgresql sql sqlite utility-library

Last synced: 14 Apr 2025

https://github.com/m-reza-rahman/jakartaee-azure

Java/Jakarta EE on Azure

azure cloud docker jakartaee java javaee jboss-eap kubernetes

Last synced: 08 Mar 2026

https://github.com/zmievsa/autograder

Automatic assignment grading for instructor use in programming courses

c cpp education grading grading-system java python testcases utility

Last synced: 30 Mar 2025

https://github.com/leewyatt/fxgl_tank

Game 90 tank; Powered by FXGL game engine

fxgl game java javafx tank

Last synced: 27 Jul 2025

https://github.com/dataanon/data-anon

Data Anonymization implementation in Kotiln

anonymization blacklist dsl java kotlin kotlin-anonymization whitelist

Last synced: 02 Aug 2025

https://github.com/Bisnode/opa-java-client

java javaclient opa openpolicyagent

Last synced: 12 May 2025

https://github.com/apache/cordova-paramedic

Apache Cordova - Paramedic

cordova cplusplus csharp hacktoberfest java javascript library mobile nodejs objective-c

Last synced: 09 Apr 2025

https://github.com/nullishamy/kate

A JVM written in Rust.

java jvm rust

Last synced: 16 Jun 2025

https://github.com/igrishaev/ring-jdk-adapter

Zero-deps Ring server on top of jdk.httpserver

clojure http java ring

Last synced: 21 Aug 2025

https://github.com/ukanth/micopacks

Manage Icon packs with Tasker Plugin

android iconpacks java tasker

Last synced: 13 Apr 2025

https://github.com/apache/hbase-native-client

Apache HBase Native Client

database hbase java

Last synced: 10 Apr 2025

https://github.com/morn-team/morn-boot-projects

基于SpringBoot的JavaWeb开发框架，致力于为JavaWeb项目提供标准化API。

java jpa spring spring-boot

Last synced: 07 Jul 2025

https://github.com/Pfarrer/rust-jvm

Simple Java Virtual Machine written in pure Rust

bytecode-interpreter java jvm rust

Last synced: 16 May 2025

https://github.com/tehapo/wizardsforvaadin

Wizards for Vaadin add-on

java vaadin

Last synced: 12 Jul 2025

https://github.com/bertilmuth/modern-clean-architecture

Maintainable software without effort.

clean-architecture event-driven java spring spring-boot

Last synced: 27 Aug 2025

https://github.com/limechain/fruzhin

Java implementation of the Polkadot Host

blockchain java libp2p polkadot wasm

Last synced: 26 Aug 2025

https://github.com/a7ul/imshow-java-opencv

an alternative to imshow() in C++ OpenCV for Java OpenCV

imshow java java-opencv opencv openlibrary

Last synced: 16 Dec 2025

https://github.com/pyvesb/javassembly

:floppy_disk: Calling Assembly from Java: simple example using the JNI and NASM.

assembler assembly java jni nasm x86-64 yasm

Last synced: 23 Jun 2025

https://github.com/ahoo-wang/cosec

RBAC-based And Policy-based Multi-Tenant Reactive Security Framework | 基于 RBAC 和策略的多租户响应式安全框架

authentication authorization cloud-native gateway identity java jwt kotlin microservice multi-tenant oauth2 policy project-reactor rbac reactive redis security spring-boot spring-cloud spring-cloud-gateway

Last synced: 01 Apr 2026

https://github.com/woowacourse-teams/2021-drop-the-code

👀코드 리뷰 매칭 플랫폼 코드봐줘

java javascript react spring typescript

Last synced: 15 Jun 2025

https://github.com/Axway/ats-framework

Axway Automated Testing System (ATS) Framework. Details are in the README at the bottom of this page.

automated-testing automation-framework functional-testing integration-testing java test-framework

Last synced: 27 Feb 2025

https://github.com/accso/java9-jigsaw-examples

Java 9, Jigsaw Example Suite

java java9 jigsaw module

Last synced: 11 Sep 2025

https://github.com/xxdark/ssbus

Supersonic, lightweight event bus

bus event eventbus java lightweight

Last synced: 19 Apr 2025

https://github.com/ortus-boxlang/BoxLang

Welcome to BoxLang: A Modern Dynamic JVM Language

boxlang dynamic-programming invokedynamic java jsr-223 languages

Last synced: 27 Feb 2025

https://github.com/gaeqs/javayoutubedownloader

A simple but powerful Youtube Download API for Java.

downloader java video youtube

Last synced: 14 Jul 2025

https://github.com/twinkle942910/monthyearpicker

Fancy year and month picker library for your android app

android calendar java library picker-dialog

Last synced: 26 Jun 2025

https://github.com/ttddyy/datasource-assert

Provides assertion APIs for query executions with assertEquals and assertThat(AssertJ and Hamcrest)

assertj datasource datasource-proxy hamcrest java jdbc junit testing testng unittest

Last synced: 22 Jul 2025

https://github.com/metanet/java-algorithms-data-structures

Solutions for popular algorithms and data structures problems on leetcode

array backtracking binary-search binary-search-tree binary-tree breadth-first-search depth-first-search dynamic-programming graph-algorithms greedy-algorithms heap java linked-list matrix queue recursion searching-algorithms sorting-algorithms stack string

Last synced: 15 Jun 2025

https://github.com/pfarrer/rust-jvm

Simple Java Virtual Machine written in pure Rust

bytecode-interpreter java jvm rust

Last synced: 13 Apr 2025

https://github.com/xyundy/squaredadditions

A Minecraft mod for Fabric modloader which adds new blocks, items & other Vanilla+/Create themed stuff.

100commitow fabric fabricmc fabricmc-mod java minecraft minecraft-fabric minecraft-fabric-mod

Last synced: 20 Jul 2025

https://github.com/miroslav-reiter/vava_java

☕ STU FIIT VAVA - Vývoj Aplikácií s Viacvrstvovou Architektúrou, Slovenská technická univerzita v Bratislave Fakulta Informatiky a Informačných Technológií STU FIIT v Bratislave

archimate database design-patterns ea enteprise-architecture java jdbc oop programming reiter sql stu stu-fiit student-project univerzita vava

Last synced: 18 Jun 2025

https://github.com/nsoft/jesterj

Document Ingestion Framework for Search Systems

elasticsearch java search solr

Last synced: 16 Jan 2026

https://github.com/newrelic/micrometer-registry-newrelic

ARCHIVED. TO SEND MICROMETER METRICS TO NEW RELIC, FOLLOW THE DIRECTION IN THE README.md. Micrometer registry implementation that sends data to New Relic as dimensional metrics.

java monitoring newrelic open-source open-telemetry open-telemetry-java telemetry telemetry-java

Last synced: 29 Sep 2025

https://github.com/zuliaio/zuliasearch

Zulia Search Engine

distributed java lucene realtime search search-engine

Last synced: 08 Apr 2026

https://github.com/mohammadkarbalaee/jalgorithm

Jalgorithm, The Java library that provides all algorithms and data structures for Java developers out of the box☕

algorithms data-structures java multithreading object-oriented-programming shahid-beheshti-university

Last synced: 13 Jun 2025

https://github.com/xyzsd/dichotomy

Result, Either, Try, and Maybe monadic types for Java

adt algebraic-data-types either either-monad error-handling java jdk jvm maybe-monad monads railway-oriented-programming result result-monad result-type sealed-class sum-types try try-monad types

Last synced: 26 Jul 2025

https://github.com/kbss-cvut/jopa

Java OWL Persistence API

inheritance integrity-constraints java oom owl rdf

Last synced: 11 Feb 2026

https://github.com/supla/supla-android

Android client application for the SUPLA open smart home platform.

android home-automation iot java kotlin mobile-app open-source smart-home supla

Last synced: 26 Feb 2026

https://github.com/tanersener/smart-exception

Utilities to handle throwable objects and format stack trace elements in JVM based languages (Java, Scala, Kotlin, Groovy, etc.)

android exception-handling groovy java kotlin scala

Last synced: 28 Oct 2025

https://github.com/raatmarien/chibe

An Android application that reminds you of the time

android clock gpl gplv3 java phone productivity time time-tracker vibration watch

Last synced: 27 Jun 2025

https://github.com/LimeChain/Fruzhin

Java implementation of the Polkadot Host

blockchain java libp2p polkadot wasm

Last synced: 11 Apr 2025

https://github.com/apache/activemq-artemis-examples

Apache ActiveMQ Artemis Examples

activemq activemq-artemis amqp amqp10 amqps apache broker hornetq java jms messaging mqtt openwire stomp

Last synced: 23 Sep 2025

https://github.com/codenotary/immudb4j

Java SDK for immudb

cryptographic-verifications immudb immutability java sdk-java

Last synced: 14 Mar 2026

https://github.com/saschpe/kase64

Base64 encoder/decoder for Kotlin/Multiplatform. Supports Android, iOS, JavaScript and plain JVM environments.

android base64 base64-decoding base64-encoding base64decoder base64encode base64encoder ios java jvm kotlin kotlin-android kotlin-ios kotlin-js kotlin-jvm kotlin-library kotlin-multiplatform kotlin-multiplatform-library

Last synced: 23 Aug 2025

https://github.com/cloudoptlab/cloudopt-logger

Cloudopt-logger is an extensible and configurable logging framework extension based on Kotlin, supporting Java, Kotlin and Android.

cloudopt java kotlin logger spring

Last synced: 11 Aug 2025

https://github.com/ivangfr/axon-springboot-websocket

The goal is to explore Axon. We will develop a food-ordering app comprising 3 Spring Boot applications: customer-service, restaurant-service, and food-ordering-service. These services are implemented with CQRS and Event Sourcing, utilizing the Axon Framework. They connect to axon-server, which serves as the Event Store and Message Routing solution.

axon axon-server cqrs docker event-sourcing java jib mongodb mysql postresql semantic-ui spring-boot spring-data-jpa spring-web-mvc springdoc-openapi thymeleaf websocket

Last synced: 10 Apr 2025

https://github.com/restatedev/sdk-java

Restate SDK for JVM Languages

distributed-systems java jvm kotlin kotlin-coroutines

Last synced: 03 Feb 2026

https://github.com/maif/thoth

Event sourcing in java with vavr, akka stream and vertx reactive PG driver

akka-streams event-sourcing functional-programming java kafka postgresql

Last synced: 10 Oct 2025

https://github.com/VaneProject/bad-word-filtering

욕설, 비속어등을 확인하고 처리하는 라이브러리 입니다. 필터링용 욕설및 비속어가 보일 수 있으니 참고해주세요.

gradle java library maven mit

Last synced: 13 Mar 2026

https://github.com/cristianzsh/jceditor

:memo: Text editor created in Java

java java-text-editor potigol syntax-highlighting text-editor

Last synced: 28 Apr 2025

https://github.com/grahamedgecombe/jterminal

JTerminal is a (roughly) VT100-compatible terminal emulator for Swing-based Java applications.

java swing terminal-emulators

Last synced: 11 Apr 2025

https://github.com/rameshmf/java-8-tutorial

Demonstration of Java 8 Features

java java-8 java-lambda

Last synced: 03 May 2025

https://github.com/everglow0/java-calculator

Java实现简单的科学计算器

calculator calculator-application calculator-java java java-8 javase

Last synced: 10 Apr 2025

https://github.com/wowph/lease

建筑材料租赁系统，后端框架SSM，前端框架LayUI，数据库MySQL，开发工具IDEA，Web服务器Tomcat，毕业设计。功能：客户管理，材料管理，订单管理，修改密码

idea java layui maven mybatis mysql spring springmvc tomcat

Last synced: 29 Oct 2025

https://github.com/diffplug/selfie

Snapshot testing for Java, Kotlin, and the JVM

groovy java jvm kotlin scala snapshot snapshot-testing snapshot-tests

Last synced: 06 Sep 2025

https://github.com/coveooss/spillway

A simple, distributed and flexible rate limiter

java rate-limit

Last synced: 02 May 2025

https://github.com/stephengold/jme3-utilities

Reusable code and assets for jMonkeyEngine games (code has New BSD license)

gui java jme3 jmonkeyengine jmonkeyengine3 jvm-library nifty-gui

Last synced: 22 Jun 2025

https://github.com/spongepowered/cookbook

SpongeAPI munchy crunchy delicious recipes

java sponge sponge-plugin

Last synced: 11 Jan 2026

https://github.com/Hypnotic-Development/Hypnotic-Client

gamer client pvp

hacked-client java minecraft minecraft-mod mod utility-mod

Last synced: 06 May 2025

https://github.com/InnovativeCoder/Innovative-Hacktober

Make a pull request. Let's hack the ocktober in an innovative way.

algorithms coder cpp css dev developer digitalocean github hacktoberfest hacktoberfest2020 html innovative-ideas java javascript machine-learning machine-learning-algorithms python webdevelopment

Last synced: 09 May 2025

https://github.com/spencerpark/jupyter-jvm-basekernel

An abstract kernel implementation for Jupyter kernels running on the Java virtual machine.

java jupyter jupyter-kernels jvm

Last synced: 21 Mar 2025

https://github.com/paypal/mirakl-hyperwallet-connector

The Hyperwallet Mirakl Connector (HMC) is a self-hosted solution that mediates between a Mirakl marketplace solution and the Hyperwallet (PayPal) payout platform.

connector hyperwallet java mirakl paypal

Last synced: 30 Oct 2025