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/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/seedstack/business

Based on the Domain-Driven-Design approach, the business framework will help you structure and implement your business code cleanly and efficiently.

ddd domain-driven-design java seedstack

Last synced: 10 Apr 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/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/hms-core/hms-iap-serverdemo

IAP server sample encapsulates APIs of the HUAWEI IAP server. It provides many sample programs for your reference or usage. The repository contains 8 branches of java, csharp, golang, nodejs, perl, php, python and ruby demo.

hms huawei in-app-purchases java pay purchase

Last synced: 01 Aug 2025

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/xfhy/notes

平常的一些学习笔记,统一备份到这里

android database git java linux notes

Last synced: 13 Apr 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/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/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/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://github.com/contentful/contentful-management.java

Java library for using the Contentful Content Management API

android contentful java kotlin okhttp retrofit sdk

Last synced: 07 Apr 2025

https://github.com/lihengming/potato-webmvc

:pencil:一个简单的Web MVC框架,寂寞消遣之作~

java mvc web

Last synced: 15 Apr 2025

https://github.com/johnsonlee/sonatype-publish-plugin

Gradle Plugin for publishing artifacts to Sonatype and Nexus

gradle gradle-plugin java kotlin maven nexus publish publishing sonatype

Last synced: 15 Apr 2025

https://github.com/amin2312/ACsv

ACsv is a easy, multi-platform and powerful csv parsing library, includes: js, ts, haxe, php, java, python, c#, go

c-sharp cross-platform csv csv-parser go golang haxe java javscript php python python27 python3 tiny typescript

Last synced: 07 May 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/xxdark/reflectionhooks

Java reflection hooking library

hooks invoke-api java reflection

Last synced: 19 Apr 2025

https://github.com/worldline/learning-kotlin

Course and exercises allowing to learn Kotlin for full stack development!

java kotlin ktor spring-boot

Last synced: 16 May 2025

https://github.com/jxnet/jxnet

Jxnet is a Java library for capturing and sending custom network packet buffers with no copies. Jxnet wraps a native packet capture library (libpcap/winpcap/npcap) via JNI (Java Native Interface).

capture-packets java jni libpcap network-security network-security-monitoring npcap packet-analyzer packet-capture packet-crafting packet-sniffer pcap-library security security-audit security-scanner sending-packets winpcap

Last synced: 09 Jul 2025

https://github.com/tananaev/calculator-notification

Calculator notification Android app

android java

Last synced: 06 May 2025

https://github.com/sameetasadullah/bisto-chat-java-firebase

An Android Chatting Application coded in Java language using Android Studio. Backend is implemented using Firebase. Users can send messages, delete messages, edit messages, send images, and set their profile pictures

android-application android-studio chatting-app firebase firebase-auth firebase-realtime-database java java-android java-android-application java-android-studio-project

Last synced: 10 Jul 2025

https://github.com/azure/java-aks-aca-dapr-workshop

A Java DAPR workshop showcasing how DAPR's component model can accelerate developers ability to develop and ship distributed applications in Azure Kubernetes Service and Azure Container Apps.

aca aks azure azure-container-apps azure-kubernetes-service dapr java keda

Last synced: 21 Jun 2025

https://github.com/cunyu1943/code-library

🗃 编程资源库:视频、教程、项目……

android go interview java linux python spring spring-boot

Last synced: 29 Oct 2025

https://github.com/graphaware/neo4j-importer

Java importer skeleton for complicated, business-logic-heavy high-performance Neo4j imports directly from SQL databases, CSV files, etc.

java neo4j neo4j-graphaware-framework

Last synced: 11 Jul 2025

https://github.com/famrofexl/circumnavigate

Finite, Tiled, Seamless World Wrapping Mod for Minecraft.

fabricmc-mod java massive-modification-mod minecraft minecraft-mod toroid

Last synced: 12 Apr 2025

https://github.com/sashenjayathilaka/library_management_system

Library Management System

java mysql

Last synced: 05 May 2025

https://github.com/biboudis/streamalg

Extensible stream pipelines with object algebras.

benchmark dsl extensible-pipelines iteration java pipeline streams tagless

Last synced: 17 Jun 2025

https://github.com/karthikriyer/photoeditor

Simple Photo Editing App

android java photo-editing

Last synced: 11 Apr 2025

https://github.com/philippheuer/events4j

Java Event Dispatcher / Consumer

events hacktoberfest java reactor

Last synced: 09 Jul 2025

https://github.com/gsurma/steganographer

Script allowing hiding or revealing data in image files.

cryptography java steganography

Last synced: 08 Jul 2025

https://github.com/fernanda-kipper/partners-api

This projec is an API simulates the functionality of a food delivery platform like Ifood or Uber Eats.

flyway-migrations java postgresql spring-boot

Last synced: 04 May 2025

https://github.com/guhan-sensam/android-notification-in-python

A comprehensive guide into creating notification on android using python

android java notifications pyjnius python

Last synced: 30 Apr 2025

https://github.com/eliasnogueira/selenium-java-browser-factory

Example of the Factory design pattern implementation to create browser instances using Selenium WebDriver

factory-pattern java selenium-webdriver test-automation

Last synced: 21 Mar 2025

https://github.com/frknkrc44/superboard

A mirror of https://gitlab.com/frknkrc44/superboard. Please do everything on my GitLab repository.

android android-keyboard hacktoberfest java keyboard

Last synced: 14 Apr 2025

https://github.com/Simsilica/SiO2

Base pack of useful reusable game code that can help bootstrap any JME game project.

java jme3 jmonkeyengine jmonkeyengine3

Last synced: 19 Mar 2026

https://github.com/reportportal/agent-java-junit5

JUnit5 integration for ReportPortal

java junit5 reportportal

Last synced: 17 Mar 2026

https://github.com/zowe/sample-spring-boot-api-service

Zowe REST API service SDK and sample API service that integrates with Zowe API Mediation Layer

java mainframe rest-api sample zos zowe

Last synced: 27 Oct 2025

https://github.com/Simsilica/SimEthereal

A high performance library for real-time networked object synching.

java jmonkeyengine jmonkeyengine3 network-library

Last synced: 19 Mar 2026

https://github.com/namek/artemis-odb-entity-tracker

:game_die: Visual Entity Tracker for ECS library: artemis-odb

artemis-odb ecs entity-component-system gamedev java kotlin

Last synced: 16 Mar 2026

https://github.com/bdelacretaz/osgi-for-mere-mortals

Sample code for my "OSGi for mere mortals" presentation at ApacheCon NA 2011

apachecon java osgi tutorial

Last synced: 08 Oct 2025

https://github.com/graphaware/neo4j-noderank

GraphAware Timer-Driven Runtime Module that executes PageRank-like algorithm on the graph

java neo4j neo4j-graphaware-framework

Last synced: 07 Oct 2025

https://github.com/wasabithumb/xclaim

A better chunk claiming system for Paper servers

claim java minecraft minecraft-plugin paper spigot

Last synced: 08 Oct 2025

https://github.com/adridadou/eth-propeller-core

Core library for Ethereum propeller

ethereum framework java

Last synced: 16 Jul 2025

https://github.com/danhpaiva/una-gqs-refatoracao-ex-02-202301

🧑‍🏫 ~ Exercício para fixacao do conteúdo de Refatoração e Git

algorithms java refactoring

Last synced: 08 May 2025

https://github.com/aws/aws-durable-execution-sdk-java

Java SDK for AWS Lambda Durable Functions

aws durable-execution java lambda serverless

Last synced: 07 Apr 2026

https://github.com/rohitawate/ballad

A simple, beautiful text editor made using JavaFX.

ballad beautiful flat-design java javafx material-design text-editor themes

Last synced: 10 Apr 2025

https://github.com/apache/tsfile-viewer

Apache TsFile Viewer

java timeseries tsfile

Last synced: 07 May 2026

https://github.com/efwgrp/efw4.x

An Enterprise Framework for Web with a goal-oriented approach to building web systems fast using Ajax and server-side JavaScript, provided by ESCCO.

ajax efw4x framework graaljs java javascript nashorn openpdf poi purpose-oriented websocket

Last synced: 08 Mar 2026

https://github.com/codahale/passpol

A Java library for validating passwords against NIST SP-800-63B requirements.

java java-8 nist800-63b password-strength

Last synced: 04 Oct 2025

https://github.com/robinohs/totp-kt

A kotlin implementation of HOTP (RFC-4226) and TOTP (RFC-6238). Supports validation and generation of 2-factor authentication codes, recovery codes and randomly secure secrets.

2fa 2factor hotp java kotlin mfa one-time-password otp otp-verification rfc-4226 rfc-6238 totp totp-generator

Last synced: 14 Apr 2025

https://github.com/waikato/weka

Pointer to the official Weka repository.

java machine-learning weka

Last synced: 02 Aug 2025

https://github.com/kbuntrock/openapi-maven-plugin

Generate openapi documentation for SpringMVC or JaxRS/JakartaRS projects.

compilation jakartars java java11 java17 java8 jax-rs jaxrs maven-plugin openapi spring-mvc

Last synced: 27 Jul 2025

https://github.com/bertrandmartel/pcapng-decoder

Java PCAPNG decoder library

java pcapng pcapng-decoder

Last synced: 07 May 2025

https://github.com/nordtheme/eclipse-syntax

An arctic, north-bluish clean and elegant Eclipse syntax theme.

color color-scheme color-theme colorscheme eclipse eclipse-color-theme ide java nord syntax syntax-highlighting theme

Last synced: 09 Jul 2025

https://github.com/damn/clojure.gdx

Desktop/Android/iOS Clojure game development framework

2d 3d android cross-platform framework game game-development game-engine gamedev ios java libgdx linux macosx windows

Last synced: 05 Nov 2025

https://github.com/cassiomolin/chat-websockets

Example of chat application with WebSockets (JSR 356 and HTML5 WebSockets API) running on Undertow with token-based authentication.

cdi jackson java javascript jsr356 undertow websockets weld

Last synced: 01 Sep 2025

https://github.com/spotify/spotify-checkstyle-config

The Spotify checkstyle configuration

checkstyle java

Last synced: 14 Jan 2026

https://github.com/weilueluo/tsm4j

A tiny, in-memory, zero dependency state machine library

java state-machine

Last synced: 26 Sep 2025

https://github.com/jveverka/java-17-examples

JDK 17 examples and demo projects

java java-12 java-13 java-14 java-15 java-16 java-17

Last synced: 23 Apr 2025

https://github.com/fjossinet/rnartistcore

A Kotlin DSL to create and plot RNA 2D structures. The drawing engine behind RNArtist to be used from the command line.

bioinformatics drawing-algorithm dsl java kotlin plot-rna rna rna-molecule rna-secondary-structure rna-structure visualization

Last synced: 08 Apr 2025

https://github.com/apache/myfaces-tobago

Apache MyFaces Tobago

java javaee jsf myfaces web-framework

Last synced: 04 Jul 2025

https://github.com/erosb/kappa

OpenAPI 3.1 validator library for Java and JVM

contract-first contract-first-approach java jvm openapi openapi-validation

Last synced: 18 Aug 2025

https://github.com/metio/reguloj

Lightweight business rule engine

java rule-engine

Last synced: 30 Jul 2025

https://github.com/opitzconsulting/orcas

Oracle schema management framework

java oracle schema-management

Last synced: 20 Feb 2026

https://github.com/virgilsecurity/virgil-sdk-java-android

Virgil Core SDK allows developers to get up and running with Virgil Cards Service API quickly and add end-to-end security to their new or existing digital solutions to become HIPAA and GDPR compliant and more.

android cryptography encryption end-to-end-encryption gdpr hipaa java maven pki sdk

Last synced: 08 Aug 2025

https://github.com/microsoftgraph/msgraph-beta-sdk-java

Microsoft Graph Beta Java SDK

devxeng java microsoft-graph sdk

Last synced: 27 Jul 2025

https://github.com/ibm-wm-transition/ganymed-ssh-2

Ganymed SSH-2 for Java is a library which implements the SSH-2 protocol in pure Java.

java ssh-client-library

Last synced: 13 Oct 2025

https://github.com/jenkinsci/sonar-quality-gates-plugin

Jenkins plugin that fails the build if the predefined sonar quality gates are not green.

ci code-analysis java jenkins jenkins-analysis jenkins-api-plugin jenkins-post-build sonar sonarqube

Last synced: 18 Aug 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/tigersoldier/JavaComp

A Java completion server

java language-server-protocol

Last synced: 21 Apr 2025

https://github.com/joaopauloaramuni/poo

Repo POO

java mvc poo

Last synced: 10 Mar 2026

https://github.com/nepitwin/rabbitssl

Example Java, Spring-Boot and Python RabbitMQ SSL configuration

java python rabbitmq spring-boot ssl tls

Last synced: 15 Apr 2025

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

Checkout.com SDK for Java

java sdk

Last synced: 12 Mar 2026

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

Simple Java HTTP client.

http-client java jodd

Last synced: 15 Mar 2026

https://github.com/heremaps/here-workspace-examples-java-scala

HERE Workspace Examples for Java and Scala Developers

examples here-workspace java scala

Last synced: 11 Oct 2025