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/acexy/java-toolkit

【Released】🛠Java常用的插件API整理以及基于JDK的一些方法封装库,能在不依赖大型框架下快速进行开发(亦可快速用于测试或者脚本类代码编写 - 含数据库相关)。

api java mongo mybatis plugins redis toolkit

Last synced: 29 Jul 2025

https://github.com/retrixuy/jdecrypter

Java Application that decrypts "Click'n load" links of JDownloader

aes-encryption clicknload java jdownloader jdownloader-2

Last synced: 03 Sep 2025

https://github.com/kakarottocui/xinliyuyue

基于java SpringMVC的心理咨询预约管理系统

java javascript mysql springmvc

Last synced: 28 Jul 2025

https://github.com/sosy-lab/java-common-lib

SoSy-Lab Java Common Library

java

Last synced: 12 Jan 2026

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

The official Reloadly SDK for Java.

airtime java reloadly reloadly-sdk sdk telecommunications topup

Last synced: 21 Sep 2025

https://github.com/pangeacyber/pangea-java

Official Pangea Java Monorepo

java pangea sdk

Last synced: 04 Oct 2025

https://github.com/luismr/kafka-springboot-blueprint

This project demonstrates three different Kafka delivery modes using Spring Boot:

java java-17 java17 juni5 junit mockito spring springboot

Last synced: 04 May 2026

https://github.com/prat-man/unique4j

Java library to allow only single instance of a java application to run and enable communication between first instance and subsequent instances

java lock single-instance single-instance-app socket sockets

Last synced: 10 Apr 2025

https://github.com/ralscha/extclassgenerator

Ext JS code generator. Creating model js classes from java classes

annotation-processor extjs java

Last synced: 14 Jun 2025

https://github.com/mkyral/josm-tracer

A tracer plugin for josm

java josm-plugin lpis ruian

Last synced: 11 Mar 2026

https://github.com/sxtanna/korm

Kotlin Object-Relational Mapping

deserialization java korm kotlin language orm serialization

Last synced: 16 Mar 2025

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

Mirror of Apache Geronimo txmanager

geronimo http java javaee network-server web-framework

Last synced: 10 Apr 2025

https://github.com/manoelcampos/sistemas-distribuidos

E-Book e projetos de sistemas distribuídos 🖥🕸

distributed-systems ejb java javascript nodejs rest soap socket websocket

Last synced: 12 Mar 2026

https://github.com/cmiles74/scraper

A simple web scraper built around the JavaFX WebEngine

clojure java javafx javascript scraper

Last synced: 11 Mar 2026

https://github.com/norconex/commons-lang

Generic library shared between several projects.

java library

Last synced: 29 Apr 2025

https://github.com/tmatz/android-unistroke-keyboard

Unistroke Handwriting Input Method for Programming

android android-aide gesture handwriting-recognition input-method java

Last synced: 18 Jan 2026

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

Apache Sling OSGi Feature Model

java osgi osgi-feature-model sling

Last synced: 23 Feb 2026

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

HMS search kit demo provides an example of integrating HUAWEI Search Kit with an app.This topic uses the search home page and search content details page as examples to describe how to use Search Kit functions and display data returned by interfaces.

android custom-search hms huawei java search searchkit spell-check

Last synced: 13 Oct 2025

https://github.com/pknu-wap/medilenz

AI기반 의약품 검색, 의약 정보 공유 서비스 MediLenz

android-studio es6-javascript express-js java kotlin node-js

Last synced: 05 Jul 2025

https://github.com/izzelaliz/arcturus

User defined intrinsics, tailrec optimization

java javac-plugin

Last synced: 26 Oct 2025

https://github.com/textkernel/tx-java

The official Java SDK for the Textkernel Tx v10 API. Includes a resume parser (CV parser), job parser, resume search engine, and resume matching engine.

cv cv-parser cv-parsing java job job-parser job-parsing matching parse-resume parser parsing resume resume-parser resume-parsing sdk searching textkernel tx

Last synced: 24 Feb 2026

https://github.com/shubh2-0/basic-java

The Basic Java repository is a beginner's guide to Java programming. It includes examples and programs covering object-oriented programming, arrays, methods, and more. Whether you're new to Java or looking to strengthen your skills, this repository is the perfect resource to learn and practice Java programming concepts. 🚀📚

array boolean character class datatype float integer java java-classes object object-oriented-programming string

Last synced: 17 Mar 2026

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

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

cryptography java library moera

Last synced: 16 Mar 2026

https://github.com/open-coap/kotlin-mbedtls

Kotlin wrapper of mbedtls also for java

cid dtls dtls12 iot java jvm kotlin mbedtls netty

Last synced: 06 Mar 2026

https://github.com/shubh2-0/runnable_vs._callable

This GitHub repository explores Runnable and Callable interfaces in Java. It provides examples and code implementations to demonstrate their usage in concurrent programming. Learn the differences and when to use each interface. Enhance your understanding of these Java interfaces.

callable interfaces java java-8 multi-threading runnable threading

Last synced: 24 Oct 2025

https://github.com/abranhe/allalgorithms-java

The All ▲lgorithms Java Library

algorithms allalgorithms java java-library javalibrary

Last synced: 23 Mar 2025

https://github.com/yugabytedb-samples/openai-pgvector-lodging-service

A lodging recommendation service for properties in San Francisco, powered by OpenAI and the PostgreSQL pgvector extension.

java nodejs openai openai-api pgvector postgresql react yugabytedb

Last synced: 15 May 2025

https://github.com/comidan/heartbeatprotocol

Heartbeat protocol written in Java, working over UDP

heartbeat-protocol java network udp

Last synced: 14 Apr 2025

https://github.com/rongfengliang/ows-project

office web app server 文档预览部署&&wopi 集成

java officeonline wopi

Last synced: 30 Apr 2025

https://github.com/loohp/holomobhealth

Display Mob Health above head through packets!

java minecraft papermc spigot-plugin spigotmc

Last synced: 07 Sep 2025

https://github.com/vojtechruz/vojtechruzicka-blog

Source code for blog vojtechruzicka.com

blog gatsby-blog giscus java javascript

Last synced: 30 Jun 2025

https://github.com/tkuenneth/nativeparameterstoreaccess

A small Java library to access the Windows registry, Linux dconf and macOS defaults

java kotlin library linux macos windows

Last synced: 14 Apr 2025

https://github.com/microcks/microcks-operator

New Kubernetes Operator for easy setup and management of Microcks entities

java kubernetes kubernetes-operator microcks operator

Last synced: 09 Apr 2026

https://github.com/tap30/hiss

A simple Java/Kotlin field-level encryption library.

encryption java kotlin

Last synced: 15 Apr 2025

https://github.com/ashish2030/data-structures

This is my Data Structure code using Java Language

data-structures java problem-solving

Last synced: 11 Apr 2025

https://github.com/nhatsmrt/algorithmpractice

Data Structures and Algorithms Practice

algorithms cpp interview-practice java leetcode-solutions python

Last synced: 19 Apr 2026

https://github.com/mindula-dilthushan/layered-architecture-theory-example

Layered Architecture Theory Example Project.

java java-8 layerd-architecture

Last synced: 16 Apr 2025

https://github.com/ovirt/java-client-kubevirt

Kubevirt java client (java-client-kubevirt) for oVirt

java kubevirt ovirt

Last synced: 15 May 2025

https://github.com/Vorlonsoft/EasyDokkaPlugin

Gradle Script plugin to generate documentation by Dokka documentation engine in Javadoc or other formats for Java, Kotlin, Android and non-Android projects. It's very easy, you don't need to add to dependencies section additional classpath or think about compatibility issues, you don't need additional repositories also.

android dokka gradle gradle-android-plugin gradle-plugin gradle-task java javadoc javadoc-documentation javadocs kotlin

Last synced: 21 Nov 2025

https://github.com/guillaumefalourd/java-trilha-basica

Trilha de introdução ao uso de Java no Back-End 📚☕️🇧🇷

back-end challenges java learning mentoring spring-boot

Last synced: 23 Mar 2025

https://github.com/itfinally/mybatis-helper

Mybatis plugins package

java mybatis mybatis-plugin mybatis3

Last synced: 01 Mar 2026

https://github.com/sabyasachi-seal/codinginjava

This is where I keep the Java Codes I Practice

dsa java learning practice

Last synced: 01 Jul 2025

https://github.com/fee1-dead/coffer

Inactive: A Rust library for reading and writing Java classes.

classfile classfile-parser coffer java java-classes java-classfiles rust rust-library

Last synced: 30 Apr 2025

https://github.com/waylau/java-data-structures-and-algorithms-in-action

Java Data Structures and Algorithms In Action. Java数据结构和算法实战

algorithms java junit

Last synced: 23 Mar 2025

https://github.com/jackblackevo/cors-jsonp-sample

Client-Side & Server-Side (Java) sample for Cross-Origin Resource Sharing (CORS).

ajax cors cross-origin-resource-sharing java javascript jsonp

Last synced: 09 Apr 2025

https://github.com/pigfly/rmit_algorithm_analysis

Central Repo For RMIT Algorithm Analysis Program

algorithms data-structures java rmit swift

Last synced: 09 Apr 2025

https://github.com/sormuras/hello-world-java-action

A template to demonstrate how to build a Java action.

actions github github-actions java

Last synced: 10 Apr 2025

https://github.com/p2-inc/phasetwo-java

Phase Two API Java SDK

alpha java sdk

Last synced: 14 Jan 2026

https://github.com/hugmanrique/cellarium

:file_folder: A typesafe heterogeneous container API

java map

Last synced: 16 Mar 2025

https://github.com/mweirauch/metrics-jvm-extras

A set of additional metrics complementing Dropwizards metrics-jvm.

dropwizard java jvm metrics

Last synced: 10 Apr 2025

https://github.com/uPortal-Project/CalendarPortlet

JSR-168 portlet implementing calendar viewing in uPortal.

hacktoberfest java portal portlet uportal uportal-start-bundled

Last synced: 11 Mar 2025

https://github.com/danny02/graalvm-docker

Simple Docker Image for trying out GraalVM

docker-image graalvm java

Last synced: 24 Apr 2025

https://github.com/ev3dev-lang-java/template-project-gradle

A ready to use ev3dev-lang-java project to help users with the task to begin a new project with Gradle from Scratch

ev3dev ev3dev-lang-java gradle java robotics

Last synced: 21 Jun 2025

https://github.com/yihleego/tlv

📦 A TLV (type-length-value or tag-length-value) tool for Java. TLV is an encoding scheme used for optional information element in a certain protocol.

java tag-length-value tlv type-length-value

Last synced: 15 Jul 2025

https://github.com/codeclou/java-junit-xml-merger

Merges multiple JUnit XML files into a single testsuites XML file.

java junit junit-format junit-report junit-xml merger

Last synced: 29 Aug 2025

https://github.com/openminetopia/openminetopia

OpenMinetopia is een Minetopia Plugin gemaakt door en voor de community.

bukkit ddg dusdavidgames java minecraft minetopia minetopiasdb openminetopia paper papermc purpur purpurmc spigot spigotmc

Last synced: 07 Mar 2026

https://github.com/secure-software-engineering/authcheck

Analysis for access-control vulnerabilities in Java Spring Security applications.

access-control authentication authorization java security soot springframework

Last synced: 10 Apr 2025

https://github.com/oblac/jodd-json

JSON Java serializer and parser.

java jodd json

Last synced: 01 Aug 2025

https://github.com/premium-minds/pm-wicket-utils

A library with Wicket Components, Behaviours and some other stuff.

java wicket

Last synced: 30 Jul 2025

https://github.com/masterfermin02/coronavirusrd

Web app to show information about the current cases of COVID 19 in Dominican Republic

coronavirus coronavirus-real-time coronavirus-tracker coronavirus-tracking covid-19 covid19 css html java shell vue

Last synced: 05 Oct 2025

https://github.com/selimhorri/quarkus-vs-spring-boot-performances

Comparing Quarkus vs Spring Boot frameworks

java quarkus spring-boot

Last synced: 13 Aug 2025

https://github.com/piomin/sample-jasperreport-boot

sample application that show how to generate large pdf files using spring-boot with jasperreports

jasperreports java pdf pdf-files pdf-generation performance spring-boot

Last synced: 10 Aug 2025

https://github.com/somecho/utility-scripts

A collection of helper scripts for Clojure, Java, Ledger and Taskwarrior. Written in Clojure.

babashka clojure deps-edn java ledger-cli ripgrep taskwarrior

Last synced: 09 Aug 2025

https://github.com/offa/nbcndunit

NetBeans C/C++ unit testing plugin – supporting CppUTest, GoogleTest (gtest) / GoogleMock (gmock) and libunittest C++.

c cpp cpputest googletest java netbeans netbeans-plugin unit-testing

Last synced: 14 May 2025

https://github.com/qiscus/qiscus-chat-sdk-android-sample

Sample User Interface for Qiscus Chat SDK Android

android api chat chat-sdk java message real-time sample

Last synced: 01 Aug 2025

https://github.com/ingogriebsch/spring-hateoas-siren-samples

A repository that contains examples for Spring HATEOAS Siren to showcase how to use the features provided by the library.

hypermedia hypermedia-format-siren java siren spring spring-hateoas spring-hateoas-siren spring-mvc spring-web spring-web-mvc spring-webflux

Last synced: 07 Aug 2025

https://github.com/common-workflow-language/cwljava

Java SDK for the Common Workflow Language standards

commonwl cwl java

Last synced: 19 Aug 2025

https://github.com/software-challenge/backend

Server, Client und Spiel-Plugins der Software-Challenge Germany

java jvm kotlin server software-challenge xstream

Last synced: 10 Apr 2026

https://github.com/saiupadhyayula/learnspringframework

This repository contains source code of the Youtube course LearnSpringFramework

java spring spring-core

Last synced: 25 Jul 2025

https://github.com/angular2guy/angularandspringwithmaps

This project shows howto use Angular 19 and Bing Maps and Spring Boot 3 and Jpa with a Gradle build in clean architecture. For the communication between the frontend and the backend GraphQl is used. For development/production the H2/Postgresql databases are used. The databases are managed with Liquibase. GraalVM native image is supported.

angular angular-components angular19 archunit clean-architecture docker graalvm graalvm-native-image gradle graphql java jpa kubernetes liquibase postgresql spring-actuator spring-boot spring-graphql springboot3 typescript

Last synced: 14 Apr 2025

https://github.com/yagarea/java-chat

Simple encrypted chat in Java

chat hacktoberfest java rsa rsa-encryption

Last synced: 28 Jun 2025

https://github.com/faritor/unmz-common-util

常用的Java工具类

common date devtools html image java json md5 util

Last synced: 12 Jan 2026

https://github.com/livotovlabs/webapplicationskeleton

Ready to use, 100% Java, gradle powered, lightweight and scalable web-application template with all the major modules, typically required for every project - Backend with DAO and database persistence, IoC, timer services, REST API with client, rich web UI - all without the fat JEE stuff. Use it as a starting point for your new Java Web App

backend bootstrap gradle ide intellij ioc java java-web jee skeleton template webapp

Last synced: 03 Feb 2026

https://github.com/joel-costigliola/assertj-neo4j

Assertions for Neo4J

assertj java neo4j

Last synced: 22 Mar 2025

https://github.com/kiwiproject/consul-client

A Consul Client for Java

client consul java

Last synced: 08 Mar 2026

https://github.com/matcracker/pocketmine-managerservers

PocketMine-ManagerServers is a useful software that allow you to install and manage servers for PocketMine-MP! You can install servers MC:PE (v1.0.5), you can...

java mcpe-util pocketmine server-management

Last synced: 07 May 2025

https://github.com/safnaj/java-web-application

Web App for Online Games Selling Site using Java with JSP & Servlets. Also used HTML5, CSS3, Bootstrap and MySQL.

bootstrap css html5 java java8 jsp jsp-servlet mvc

Last synced: 12 Apr 2025

https://github.com/ashish2030/pacman-game

This is my famous packman Game

cmd fileinputstream java

Last synced: 11 Apr 2025

https://github.com/amrdeveloper/snapmacro

Free and Open source Cross-platform bot creator with a new scripting language called snap to interact with the mouse, keyboard, and screen using Snap scripting language

bot-creator hacktoberfest interpreter java javafx macro scripting-language snap snap-scripting-language

Last synced: 12 Apr 2025