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/cupybara/java-langchains

A Java 8+ LangChain implementation. Build powerful LLM based applications in an (enterprise) Java context.

azure-openai java langchain langchain-java large-language-models llm openai qa

Last synced: 29 May 2026

https://github.com/jchanghong/kotlin-backend-tool-library

A kotlin backend development tool library,mainly includes common kotlin extensions for daily projects。轻松将kotlin加入现有java后端项目,自己日常工具类

helper java json kotlin kotlin-extensions spring tool util

Last synced: 14 Jan 2026

https://github.com/valentinefernandes/online-banking-project

This is an online banking project which is developed in Java, JSP, Servlet and MySQL

css html java javascript jsp mysql server servlet

Last synced: 23 Apr 2025

https://github.com/mattbertolini/spring-annotated-web-data-binder

Bind query params, form data, headers, cookies, session data, and more to a Java bean in Spring MVC and Spring WebFlux

beans camel-case databinding java java-bean-binding jax-rs jvm modelattribute snake-case spring spring-boot spring-mvc spring-web spring-webflux spring-webmvc

Last synced: 29 Oct 2025

https://github.com/minad/chasm

Java Bytecode Assembler and Disassembler which uses S-expressions

asm assembler bytecode disassembler java java-bytecode s-expressions

Last synced: 11 Apr 2025

https://github.com/kuangcp/mythredisclient

:racing_car:使用JavaFx做的Redis客户端,资源消耗略大 200-300m,想复用核心代码做成web端,然后浏览器操作,开发起来和跑起来也快

client java javafx jdk8 redis redis-client redis-gui

Last synced: 12 Apr 2025

https://github.com/ashish2030/codesignal-solution

:octocat:🌟 ᴛʜɪꜱ ɪꜱ ᴀ ꜱᴏʟᴜᴛɪᴏɴ ᴏꜰ ᴄᴏᴅᴇꜱɪɢɴᴀʟ ᴄᴏᴅɪɴɢ ᴘʟᴀᴛꜰᴏʀᴍ ꜱᴏʟᴠᴇ ʙʏ ᴍᴇ💻 🎯 🚀

codesignal-solutions coding-challenges java javascript python3

Last synced: 11 Apr 2025

https://github.com/georgh93/pcgf_pluginlib

Collection of classes useful for Bukkit/Spigot/Paper/BungeeCord/Waterfall plugins

bukkit java minecraft spigot spigot-plugin

Last synced: 21 Mar 2025

https://github.com/xbony2/nuclear-control

An updated version of nuclear control.

forge ic2 java minecraft mod

Last synced: 12 Apr 2025

https://github.com/jrosell/marketing-data-connectors

Command line batch job that run java runtime environment to extract and load marketing data using Facebook Marketing API, Google Analytics API, Mailchimp API, Google Webmasters API, Google Sheets API, Mysql, Postgresql, Clickhouse, etc

batch-job clickhouse command-line-tool connector etl facebook-graph-api google-analytics-api google-sheets-api google-webmaster google-webmaster-tools java jre8 mailchimp-api marketing-tools mysql postgresql talend

Last synced: 19 Jan 2026

https://github.com/Ecwid/clickhouse-client

Java/Kotlin client for ClickHouse

clickhouse clickhouse-client java kotlin

Last synced: 29 Apr 2025

https://github.com/cocowwy/dingtalk-robot

:robot:拆箱即用的钉钉机器人,已解决20次/秒的消息上限问题,支持复杂业务场景下,根据业务标识使用指定的机器人进行消息通知

java springboot

Last synced: 29 Apr 2025

https://github.com/hta218/storemanager

Simple desktop application for store management

desktop-application java jdbc sql swing

Last synced: 12 Apr 2025

https://github.com/mhrimaz/knapsackfx

Solving Knapsack 0/1 problem with various Local Search algorithms like Hill Climbing, Genetic Algorithms, Simulated Annealing, Tabu Search

artificial-intelligence genetic-algorithm hill-climbing java knapsack-problem simulated-annealing tabu-search

Last synced: 14 Apr 2025

https://github.com/albertoimpl/spring-cloud-gateway-graphql

Blog post describing how Spring Cloud Gateway can help with some of the problems GraphQL has

graphql java spring spring-cloud-gateway

Last synced: 23 Mar 2025

https://github.com/apache/aries-jax-rs-whiteboard

Apache Aries JAX RS Whiteboard

aries java library

Last synced: 22 Jul 2025

https://github.com/devtony101/jfxgithubclient

A JavaFX Github Client (For Demonstration Purposes Only).

github-api java java-8 java8 javafx javafx-8 javafx-application javafx-desktop-apps javafx-gui ui-design

Last synced: 07 Sep 2025

https://github.com/anivie/elementfx

ElementUi in javafx,that you can get a beautiful applications with only one line code.

java javafx javafx-components javafx-gui javafx-library kotlin

Last synced: 28 Oct 2025

https://github.com/houarizegai/datastructuresandalgorithms

Data Structures and Algorithms implemented in Java.

algorithms algorithms-and-data-structures java java-algorithms

Last synced: 10 Apr 2025

https://github.com/danijelaskov/expectiminimax-backgammon

A 2D JavaFX implementation of one of the most popular and old board games. The AI player's moves are calculated using the expectiminimax algorithm.

2d-game artificial-intelligence backgammon bekgemon board-game board-games expectiminimax gradle inteligentni-sistemi java java-fx minimax tavla zero-sum

Last synced: 10 Apr 2025

https://github.com/carryxyh/electrons

事件总线,支持熔断、限流、监听器自由组合以及监听器的顺序执行

electron events java

Last synced: 10 Apr 2025

https://github.com/rashidmakki/inventory-management-system

Inventory Management System is a powerful desktop application developed using JavaFX and MySQL, designed to streamline operations related to billing, sales reporting, and purchase tracking.

desktop-application fxml inventory inventory-management inventory-management-system jasper-reports java java-project javafx javafx-application javafx-desktop-apps javafx-gui javafx-project scenebuilder sql

Last synced: 10 Apr 2025

https://github.com/ruanbekker/aws-terraform-cicd-java-springboot

Terraform: AWS CICD with CodePipeline, CodeBuild and ECS and a Springboot App

aws ecs java spring-boot terraform

Last synced: 29 Jul 2025

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

Tarantool Cartridge Java driver for Tarantool versions 1.10+ based on Netty framework

cartridge driver java netty tarantool

Last synced: 21 Aug 2025

https://github.com/kakarottocui/recruitsys

基于java SpringBoot和VUE的求职招聘系统

java springboot vue

Last synced: 30 Jul 2025

https://github.com/shaksternano/gif.kt

A Kotlin Multiplatform GIF decoding and encoding library.

gif hacktoberfest java kotlin kotlin-multiplatform

Last synced: 09 Mar 2026

https://github.com/claczny/vizbin

Repository of our application for human-augmented binning

binning bioinformatics java machine-learning metagenomics visualisation

Last synced: 20 Aug 2025

https://github.com/apache/nifi-maven

Apache NiFi NAR Maven Plugin

hacktoberfest java maven nifi

Last synced: 29 Jul 2025

https://github.com/bzsome/gobangclient

五子棋游戏,联机对战,人机对战,AI智能下棋,聊天室。纯jdk代码,文档齐全,下载即可运行。

java socket swing

Last synced: 06 Jul 2025

https://github.com/ahmedfgad/opencvandroid

Using OpenCV in Android Devices

android canny computer-vision java opencv

Last synced: 23 Apr 2025

https://github.com/urunov/interview-preparation-way

SOLID,KISS, DRY, Design Pattern, System Design, OCP, Java,

api-rest backend design-patterns interview java ocp spring spring-boot

Last synced: 11 Apr 2025

https://github.com/dansoftowner/markdowneditorcontrolfx

Markdown editor control for JavaFX

desktop gui java javafx markdown

Last synced: 08 May 2025

https://github.com/tutorialsandroid/messageview

MessageView helps you to create chat message view or a social media message view quickly like a typical chatting application or social post view Its a container view, so you can add any type of message or social post such as TextView or any customize TextView, ImageView, etc.

android-development android-library chat-ui java javascript view

Last synced: 05 Sep 2025

https://github.com/moraisigor/fontdroid

FontDroid is a small library that gives the ability to use custom fonts in an Android application

android custom-fonts java

Last synced: 04 Sep 2025

https://github.com/sourcegrade/jagr

Java AutoGrader, Implemented in Kotlin

grading java kotlin

Last synced: 14 Jan 2026

https://github.com/xuwujing/webservice_project

关于Java 使用 javax.jws 和 Axis 实现 WebService 发布和调用。

axis2 java webservice

Last synced: 05 Mar 2026

https://github.com/mcroteau/greenfield-ecommerce

Greenfield is an Open Source Java/Groovy eCommerce platform focused on easy setup. Greenfield leverages the best in breeds within the Java echo-system including Groovy, Grails, Spring, Hibernate, Sitemesh, Gradle.

grails greenfield groovy j2ee java jvm

Last synced: 01 Feb 2026

https://github.com/microsoft/kiota-java

Java libraries for Kiota-generated API clients.

java kiota openapi rest-api

Last synced: 02 Mar 2026

https://github.com/sfuhrm/openssl4j

High performance Java crypto binding to the native OpenSSL library

crypto cryptography fast java java-library jni md5 mmx openssl ripemd160 security sha1 sha256 sha3 sm3 sse whirlpool

Last synced: 05 Apr 2025

https://github.com/karlamoe/unsafe-accessor

A bridge to access sun.misc.Unsafe & jdk.internal.misc.Unsafe

java jdk jvm reflect reflection security tool tools unsafe

Last synced: 15 Jan 2026

https://github.com/cwjokaka/cheshuo

🎃A lightweight game server framework. Based on Springboot and Netty. Using ProtoBuf as communication between client and server.

framework game http java jprotobuf lombok maven mongodb mybatis netty nio protobuf server spring springboot tcp websocket

Last synced: 11 Sep 2025

https://github.com/vivekkuvadiya/file-manager-android-app

File Explorer - Manage Images, Audio, Video, Zip, Apps, Document, Download, Favourite File, Large File. With In built cleaner.

android android-app android-application android-studio app file fileexplorer filemanager filemanagerapp java native

Last synced: 07 Mar 2026

https://github.com/bestoa/shadowsocks-vertx

Java port of shadowsocks with vertx.

bouncy-castle java java-8 shadowsocks shadowsocks-java vertx

Last synced: 16 Jan 2026

https://github.com/shibd/socket.io.java.server.biz

Push-Center by netty-socketio, C100K Test, Support project isolation, High Availability

java push socket-io

Last synced: 15 Apr 2025

https://nrktkt.github.io/tail/

simple tail call optimization and stack safety for Java

java tail-call-optimization trampolines

Last synced: 16 Apr 2025

https://github.com/carmjos/easyplugin

轻松(做)插件,旨在于方便快捷的使用Bukkit实现MC中的一些功能。

bukkit bukkit-library efficiency java java-library library spigot spigot-library

Last synced: 24 Jun 2025

https://github.com/nishkarshraj/helloworld

A repository made for fun, aiming Hello World code in all programming languages.

c contributions-welcome cpp14 golang hacktoberfest haskell html5 java javascript kotlin linux python r ruby-on-rails rust scala shell shell-script swift4 typescript

Last synced: 09 Apr 2025

https://github.com/zevolution/netflix-hexagonal-architecture

This project was created as a simple example to show how we can implement the hexagonal architecture(software design) proposed by Netflix.

architectural-patterns bff bff-microservice contract-first design-system hexagonal-architecture java java-11 netflix spring spring-boot system-design

Last synced: 10 Apr 2025

https://github.com/idouble/trinary-calculator-android-java-app

📱 A handy Calculator for Trinary operations 📱 | ⛓ https://play.google.com/store/apps/details?id=com.trinarycalculator.ayidouble.trinarycalculator.app ⛓

android app calculator chrome division firefox interactive iota java mobile quantum quantum-computing qubit qubits smartphone ternary trinary trits trytes xor

Last synced: 05 May 2025

https://github.com/zaiste/zaiste.net

Zaiste is a software technologist who helps companies and brands build great software products. Expertise in: Java, Ruby, Python, JavaScript and Clojure.

clojure clojurescript java javascript nodejs python ruby

Last synced: 05 May 2025

https://github.com/anishlearnstocode/competitive-programming

Solutions to Hackerrank domains such as Java ☕, Python, Data Structures etc. 🔢 and Interview preperation. Also contains certification solutions and links 🦄 + Leetcode Algorithms solutions...

algorithms certificate data-structures hackerrank java leetcode python python3

Last synced: 10 Apr 2025

https://github.com/sebthom/more-clink-completions

Windows command line Clink auto-completion for Nektos/Act, Curl, Docker, Dart, Haxe, Java, Lua, Maven, OpenSSL

cli clink clink-completions command-line curl docker haxe java lua mvn nektos-act openssl

Last synced: 06 May 2025

https://github.com/gusanmaz/bmb212_algorithms

NKÜ Bilgisayar Mühendisliği BMB212 Veri Yapıları Dersi Uygulama Notları, Projeleri ve Ödevleri

algorithms algorithms-and-data-structures course homework-assignments homework-project java programming

Last synced: 06 Sep 2025

https://github.com/svenstaro/keycloak-http-webhook-provider

A Keycloak provider that posts events to a URL via HTTP POST as JSON

http java keycloak keycloak-provider keycloak-spi maven webhook

Last synced: 09 Sep 2025

https://github.com/thought2code/mcp-annotated-java-sdk

Annotation-driven MCP dev 🚀 No Spring, Zero Boilerplate, Pure Java

ai-agents annotation-driven declarative java mcp mcp-server model-context-protocol no-spring sdk

Last synced: 23 May 2026

https://github.com/codecentric/habitcentric

A microservice demo application showcasing cloud-native technologies

docker istio java kotlin kubernetes linkerd2 semantic-release spring-boot traefik

Last synced: 28 Apr 2026

https://github.com/trungdq88/chorddroid

Android library to render Guitar Chord.

chords draw guitar java

Last synced: 28 Oct 2025

https://github.com/florianreuth/dietrichevents2

One of the fastest Java event systems in the world using compiler optimizations, which still has a lot of features

event event-management eventbus events java lambda listener

Last synced: 07 Feb 2026

https://github.com/areeb-gillani/vertx-boost

This project adds the flavor of SpringBoot's style annotations in vertx to reduce the learning curve. It follows the same annotation style as @RestController, @Service, @Autowired, @RequestParam, @RequestBody, @PostMapping and @GetMapping, whereas controller and service classes should extend AbstractVerticle as per the implementation of Vertx.

autoconfiguration java spring-boot vertx vertx-backend vertx-eventbus

Last synced: 23 Jan 2026

https://github.com/sirnoob97/onlinestore

REST api for an online store using microservices architecture.

docker java microservices postgresql spring-boot spring-cloud spring-data-jpa spring-security

Last synced: 15 Oct 2025

https://github.com/paulcwarren/ginkgo4j

A Java BDD Testing Framework (based on RSpec and Ginkgo)

bdd eclipse ginkgo intellij java junit rspec spring tdd

Last synced: 21 Mar 2025

https://github.com/danielshaya/reactivejournal

ReactiveJournal a journalling facility for Reactive Streams. Intended for testing, remote connections and effective handling of back pressure

chronicle java journal memory-mapped rxjava

Last synced: 22 Jul 2025

https://github.com/yihonglei/thinking-in-java

Java基础、JDK源码、JVM原理、JVM源码学习笔记

java jdk jvm

Last synced: 13 Jun 2025

https://github.com/apache/geronimo-specs

Mirror of Apache Geronimo specs

geronimo http java javaee network-server web-framework

Last synced: 10 Mar 2026

https://github.com/dschadow/CloudSecurity

Cloud security projects with Spring Cloud Config Server and Vault

cipher cloud-security jasypt java spring spring-boot spring-cloud spring-cloud-config vault

Last synced: 02 Apr 2025

https://github.com/ali-bouali/spring-boot-video-call-app

Video call App using Spring boot and ZegoCloud

api java javascript sdk video-streaming zegocloud

Last synced: 25 Apr 2026

https://github.com/hardiksinghbehl/redis-caching-java-spring-boot

Backend application leveraging redis cache to reduce network calls and improve latency.

caching java redis-cache spring-boot spring-boot-cache spring-boot-redis testcontainers

Last synced: 09 Apr 2025

https://github.com/vimalrajselvam/test-graphql-java

Easy Graphql Testing in Java

api-testing graphql graphql-java java

Last synced: 14 Jan 2026

https://github.com/xujiajun/tastjava

The RESTful Web API framework for Java

framework java rest restful-api tast

Last synced: 24 Apr 2025

https://github.com/apache/sling-org-apache-sling-starter

Apache Sling Starter Application

java sling

Last synced: 09 Apr 2025

https://github.com/barnhill/barcode-java

Java Barcode Image Generation Library

barcode barcode-generator barcode-images barcodes java java-library

Last synced: 17 Mar 2025

https://github.com/mybatis/ibatis-spring

Ibatis integration code copied from Spring ORM 3.2.x branch

ibatis java spring

Last synced: 09 Sep 2025

https://github.com/woowacourse-teams/2020-devbie

🎁 예비 개발자를 위한 취업 정보 공유 플랫폼

java spring-boot vue

Last synced: 31 Jul 2025

https://github.com/kawasima/websocket-classloader

Load remote java classes via WebSocket.

classloader java websockets

Last synced: 19 Jun 2025

https://github.com/jcabi/jcabi-s3

Object-Oriented Layer on Top of Amazon S3 SDK

amazon-s3-sdk java library object-oriented

Last synced: 30 Jun 2025

https://github.com/ibm-cloud/get-started-java

Sample and tutorial to help you get started with a Java EE app, REST API and a database.

bluemix cloudant database eclipse java liberty rest-api

Last synced: 22 Apr 2025

https://github.com/EvidentSolutions/apina

Tool for creating client-side TypeScript code from server-side APIs

gradle jackson java json kotlin rest spring typescript

Last synced: 08 May 2025

https://github.com/loveincode/cemap

🎓 记录渣代码大学毕设【College employment management and analysis platform】 SpringMVC + Spring + Hibernate + SpringSecurity 项目 echarts h+前端框架 ligerUI

java spring-mvc spring-security

Last synced: 07 Apr 2025

https://github.com/amenezes/config-client

config-client package for spring cloud config and cloud foundry

app-config cloud-foundry config configuration java pivotal python spring spring-boot spring-cloud spring-cloud-config

Last synced: 16 Jan 2026

https://github.com/rainu/spring-custom-token-auth

A little example how to use spring with a custom token authentication.

auth demo java rest-api spring token

Last synced: 16 Apr 2025

https://github.com/xxdark/reflectionhooks

Java reflection hooking library

hooks invoke-api java reflection

Last synced: 19 Apr 2025

https://github.com/tigersoldier/lsp-javacomp

Emacs Language Server client backed by JavaComp

emacs java language-server-protocol

Last synced: 21 Apr 2025

https://github.com/kelvindev15/kotlin2plantuml

A library for generating plantuml from Kotlin code

documentation java kotlin plantuml plantuml-generator tool uml uml-class-diagram

Last synced: 15 Apr 2025

https://github.com/kumailn/androidscientificcalculator

➕An elegant feature-packed scientific calculator app for Android. Published on the Google Play Store.

android app calculator gradle java kitkat lollipop marshmallow nougat playstore

Last synced: 19 Jul 2025