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/appwrite/playground-for-kotlin

Simple examples that help you get started with Appwrite + Kotlin (=❤️)

android appwrite hacktoberfest java kotlin

Last synced: 02 Mar 2026

https://github.com/mariazevedo88/travels-api

API for Travels Management - UFLA Comp Jr/20 anniversary event

api api-restful api-service http http-rest-api java java-11 java11 medium-article rest rest-api restful-api

Last synced: 10 Apr 2025

https://github.com/thibautbessone/DiscordBlueBot

Customizable soundboard bot for Discord, along other useful commands

bluebot bot discord java jda soundboard

Last synced: 10 May 2025

https://github.com/mondain/jets3t

JetS3t (pronounced "jet-set") is a free, open-source Java toolkit and application suite for Amazon Simple Storage Service (Amazon S3), Amazon CloudFront content delivery network, and Google Storage for Developers.

aws cloud cloudfront google-storage java s3

Last synced: 12 May 2025

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

GraphAware Module for Expiring (Deleting) Nodes and Relationships

java neo4j neo4j-graphaware-framework

Last synced: 06 Oct 2025

https://github.com/rocketchat/rocket.chat.java.sdk

[DEPRECATED, NOT MAINTAINED] Java/Android SDK for Rocket.Chat

android chat-support hacktoberfest java livechat rocketchat rocketchat-sdk sdk

Last synced: 13 Oct 2025

https://github.com/rameshmf/java-collections-framework-course

Java Collections Framework course at https://youtu.be/GdAon80-0KA

collections java java8

Last synced: 03 May 2025

https://github.com/stageguard/osumapsuggester

A OneBot bot that can provide osu!std players some appropriate beatmap (WIP)

bot java kotlin osu osugame

Last synced: 17 Jul 2025

https://github.com/panga/fn-native-java

Fn Project Native Java Function using GraalVM

fnproject graalvm java

Last synced: 10 Apr 2025

https://github.com/mastercloudapps-projects/asyncreactiveprogramming

This repository is intended to be a compilation of presentations, examples, links, and other resources on asynchronous and reactive programming in Java

asynchronous-programming java project-reactor r2dbc reactive-programming reactive-streams rsocket webflux

Last synced: 19 Jun 2025

https://github.com/nasageek/utexas-utilities

Android app to interact with various UT Austin web services

android java university-of-texas

Last synced: 06 Mar 2026

https://github.com/ZHENFENG13/ssm-dubbo

:corn:Spring+SpringMVC+Mybatis+Dubbo2.6服务化改造(dubbo 2.6.5+zookeeper)

13 dubbo dubbo-2-6-1 dubbo-demo dubbo-rpc-zookeeper dubbox java mybatis services spring springmvc ssm-dubbo zookeeper

Last synced: 04 May 2025

https://github.com/binhex/arch-minecraftserver

Docker build script for Arch Linux base with Minecraft Java server

arch-linux docker java minecraft minecraft-server

Last synced: 11 Mar 2026

https://github.com/fofapro/fofa-java

A Java version of the SDK, based on the FOFA Pro API, makes it easy for Java developers to quickly integrate FOFA Pro into their projects.

fofa java

Last synced: 13 Jun 2025

https://github.com/troyzhxu/xjsonkit

超轻量级 JSON / JSONB / XML / YAML 解析门面 API,用法简单,使业务代码不依赖具体实现,解耦神器!

java json jsonb xml yaml

Last synced: 12 Apr 2025

https://github.com/opensearch-project/asynchronous-search

:arrow_forward: Run queries in the background and retrieve partial results along the way

async asynchronous java long longrunning partial poll search timeouts

Last synced: 09 Apr 2025

https://github.com/extrawest/Charge-Point-Simulator-via-OCPP-2.0.1

This is a emulator for huge numbers of charge points, that connect to central system through web socket and implement OCPP 2.0.1

charger docker dockerfile java jetty maven ocpp ocpp201 simulator spring spring-boot websocket

Last synced: 04 Sep 2025

https://github.com/e-candeloro/sauruss-autonomous-drone-surveillance

An autonomous drone and sensor based surveillance system that use a Tello Drone, an Arduino, a Raspberry Pi and an Android smartphone.

3d android-app arduino aruco-markers autonomous-drone autonomous-vehicles c-language computer-vision drone finite-state-machine intrusion-detection iot java opencv python surveillance telegram tellodrone yolo

Last synced: 13 Oct 2025

https://github.com/signum-network/signumj

SignumJ - Java Development Framework

bitcoin blockchain burstcoin ethereum java jdk signum transaction

Last synced: 08 Aug 2025

https://github.com/vanniktech/espresso-utils

Provides helper methods for asserting a few things that Espresso does not support out of the box.

android espresso java kotlin testing

Last synced: 15 Apr 2025

https://github.com/hubspot/niosmtpclient

Smtp Client based on Netty

email java java8 netty nio smtp

Last synced: 10 Aug 2025

https://github.com/imagej/napari-imagej

Use ImageJ functionality from napari

fiji imagej java napari python

Last synced: 01 Aug 2025

https://github.com/windup/windup-rulesets

Windup rules and rulesets contributed by community.

java migrations rules ruleset xml

Last synced: 11 Apr 2025

https://github.com/bahmanm/persianutils

A collection of utilities for Scala/Java developers who are targeting Persian (Farsi) speaking users.

date farsi java localization scala

Last synced: 01 Aug 2025

https://github.com/hms-core/hms-audio-editor-demo

HUAWEI Audio Kit provides a wide range of audio editing capabilities, including auido import/export/editing/extracting and format conversion. This sample code describes how to integrate the Audio Editor Kit SDK.

audio audio-editor hms huawei java

Last synced: 01 Aug 2025

https://github.com/rozidan/logger-spring-boot

A Spring Boot @Loggable annotation that will help you log your application more easily

annotations aop java spring-boot

Last synced: 12 Jan 2026

https://github.com/horoc/treetops

Fast LightGBM tree model inference Java library which is based on ASM dynamic code generation framework.

asm bytecode inference java lightgbm machine-learning

Last synced: 14 Apr 2025

https://github.com/opensolon/solonbot

Java impl version of "Claude Code". The open source coding agent.

claude-code cli cli-app java solon

Last synced: 09 Mar 2026

https://github.com/Perry961002/Algorithms-LeetCode

:art:I practiced some LeetCode's algorithm problems with C++, Java, Python and Go, and also implemented some classical algorithms.

algorithmic-trading c-plus-plus go java python3

Last synced: 07 May 2025

https://github.com/italia/spid-spring

SPID extension for Java Spring

java spid spring

Last synced: 08 Apr 2026

https://github.com/cl7/battlecity

Java Swing project to simulate classic 2D tank game. Supports Two player local game server. A* algorithm for AI.

battle-city java java-swing multiplayer player tank-game

Last synced: 21 Mar 2025

https://github.com/augustd/burp-suite-software-version-checks

Burp extension to passively scan for applications revealing software version numbers

burp burp-extensions burp-plugin burpsuite java penetration-testing pentest scanning

Last synced: 16 Jan 2026

https://github.com/tokenmill/timewords

Multilingual library to easily parse date strings to java.util.Date objects.

clojure date-parser date-time java natural-language-processing parsing

Last synced: 22 Apr 2025

https://github.com/jayboxyz/algorithm-notes

:memo: 数据结构与算法学习、LeetCode 刷题...

algorithm datastructure java leecode

Last synced: 13 Jul 2025

https://github.com/beehive-lab/docker-tornadovm

Docker build scripts for TornadoVM on GPUs: https://github.com/beehive-lab/TornadoVM

docker gpu gpu-computing graalvm hardware-acceleration intel-gpu java nvidia opencl tornado-gpu tornadovm

Last synced: 27 Mar 2026

https://github.com/jgperrin/net.jgp.books.spark.ch02

Spark in Action, 2nd edition - chapter 2

apache-spark java java8 manning spark sparkwithjava

Last synced: 06 May 2025

https://github.com/meysamhadeli/booking-microservices-java-spring-boot

A practical distributed system, built with Java Spring Boot, Vertical Slice Architecture, Event Driven Architecture, CQRS, DDD, gRpc, MongoDB and RabbitMq.

clean-architecture cqrs ddd event-driven-architecture grpc java keycloak messaging microservice microservices mongodb oauth2 opentelemetry rabbitmq spring-boot spring-cloud-gateway spring-data-jpa spring-mvc spring-security vertical-slice-architecture

Last synced: 22 Apr 2025

https://github.com/sbt/sbt-java-formatter

An sbt plugin for formating Java code

code-formatter java sbt

Last synced: 21 Apr 2025

https://github.com/zekunyan/linktextview

An Android TextView to add highly customizable and colorful link.

android-textview java link

Last synced: 15 May 2025

https://github.com/e-candeloro/SAURUSS-Autonomous-Drone-Surveillance

An autonomous drone and sensor based surveillance system that use a Tello Drone, an Arduino, a Raspberry Pi and an Android smartphone.

3d android-app arduino aruco-markers autonomous-drone autonomous-vehicles c-language computer-vision drone finite-state-machine intrusion-detection iot java opencv python surveillance telegram tellodrone yolo

Last synced: 21 Apr 2025

https://github.com/52north/arctic-sea

Framework for developing OGC services, clients and middleware

arctic-sea bjornoya faroe iceland janmayen java ogc ogc-services shetland svalbard

Last synced: 07 Apr 2025

https://github.com/myopenresources/cc-project-vue

一个基于vue3.0+antd+less+spring boot +mybatis+mysql+maven基础权限管理平台

admin antd java mybatis mysql spring springboot vue vue3

Last synced: 07 Apr 2025

https://github.com/kok202/dluid

Deep learning user interface designer

ai deep-learning deeplearning4j dl4j gui java javafx javafx-application

Last synced: 01 Jul 2025

https://github.com/rolandosborne/IndiView

Take back control of your data with IndiView, an app for self-hosted digital identities on CoreDB nodes. Designed for Android and iOS, supports messaging and personalized content feeds.

android android-app decentralized federated ios ios-app java java-spring messaging privacy react-native reactjs social-media

Last synced: 16 May 2025

https://github.com/BitTheByte/BitTraversal

Burpsuite Plugin to detect Directory Traversal vulnerabilities

bugbounty burp-extensions burp-plugin burpsuite burpsuite-extender java path-traversal traversal web

Last synced: 11 Jul 2025

https://github.com/gabrieldim/resource-description-framework

Resource Description Framework aka RDF examples written in Java

java pretty-rdf-xml rdf turtle xml

Last synced: 19 Jul 2025

https://github.com/jupf/staticlog

StaticLog - super lightweight static logging for Kotlin, Java and Android

android java kotlin logger

Last synced: 12 May 2025

https://github.com/meanmail/java_base

Java. Базовый курс на stepik.org. Тесты для задач.

java stepik stepik-plugin stepik-tests stepik-union

Last synced: 17 Mar 2025

https://github.com/jklingsporn/vertx-jooq-async

Deprecated, use vertx-jooq instead:

java jooq vertx

Last synced: 29 Sep 2025

https://github.com/bertilmuth/moonwlker

Jackson JSON without annotation.

deserialization jackson jackson-json java json serialization

Last synced: 27 Aug 2025

https://github.com/ozlerhakan/java9-module-examples

a list of Java 9 module samples to dive into the modular world

java java9 java9-jigsaw jigsaw modularity module serviceloader

Last synced: 04 Jan 2026

https://github.com/aboullaite/springbot

Messenger Bot that, based on typed text, query spring documentation and return 3 first results

bot java jsoup messenger spring spring-boot

Last synced: 04 Apr 2025

https://github.com/vbauer/avconv4java

Java interface to avconv tool

avconv ffmpeg java libav video video-processing

Last synced: 13 Oct 2025

https://github.com/yuyuzha0/word2vec

a word2vec impl of Chinese language, based on deeplearning4j and ansj

chinese java nlp word2vec word2vec-zh

Last synced: 10 Oct 2025

https://github.com/tbdawg/VerticalMarqueeTextView

This is an Android class for creating a TextView that will Marquee or Auto Scroll Vertically.

android autoscrolling java textview vertical-autoscroll vertical-autoscrolling-textview vertical-marquee vertical-marquee-textview

Last synced: 12 Jul 2025

https://github.com/teamkun/teamkunpluginmanager

Automatically downloads plugins and their dependencies from repositories and provides advanced server management support.

bukkit bukkit-plugin hikaricp installer java jitpack kpm manager minecraft peyang plugin plugin-manager plugman spigot

Last synced: 23 Feb 2026

https://github.com/dominokit/domino-mvp

domino-mvp

gwt java

Last synced: 16 Jun 2026

https://github.com/otaviojava/imergindo-jvm-book

Conteúdo do livro do imergindo na JVM

book java jvm

Last synced: 14 Apr 2025

https://github.com/hellokoding/dockercompose-springboot-mongodb-nginx

Docker Compose with Spring Boot, MongoDB and NGINX

docker-compose java maven mongodb nginx spring-boot

Last synced: 13 May 2025

https://github.com/liyupi/ai-code-helper

2025 年 AI 编程助手实战项目(作者:程序员鱼皮),基于 Spring Boot 3.5 + Java 21 + LangChain4j + AI 构建智能编程学习与求职辅导机器人,覆盖 AI 大模型接入、LangChain4j 核心特性、流式对话、Prompt 工程、RAG 检索增强、向量数据库、Tool Calling 工具调用、MCP 模型上下文协议、Web 爬虫、安全防护、Vue.js 前端开发、SSE 服务端推送等企业级 AI 应用开发技术。帮助开发者掌握 AI 时代必备技能,熟悉 LangChain 框架,提升编程学习效率和求职竞争力,成为企业需要的 AI 全栈开发人才。

ai ai-model backend frontend java langchain4j mcp rag spring-ai springboot springmvc tool-calling vector-database vue

Last synced: 16 Jul 2025

https://github.com/open-hand/choerodon-file

The file service is built on minio server, we can use minio client to upload and delete files.

c7nf choerodon java minio spring spring-boot spring-cloud

Last synced: 10 Jul 2025

https://github.com/tigersoldier/javacomp

A Java completion server

java language-server-protocol

Last synced: 24 Apr 2025

https://github.com/steinfletcher/gonum

An enum generator for Go

enum enumeration generator go golang java

Last synced: 09 Apr 2025

https://github.com/aquelemesmo/scriptsbotdiscord

⭕ Todos os scripts para o seu bot do Discord com qualquer linguagem

bot bot-discord java javascript js jvm kotlin py python scripts scripts-collection ts typescript

Last synced: 09 Apr 2025

https://github.com/supwisdom/spreadsheet-mapper

Tools to mapping between spreadsheet and POJO

excel export import java spreadsheet validation

Last synced: 14 Jan 2026

https://github.com/parasgarg/stevens-computer-science-courses-materials

This repository consists of assignments, lab works, quizzes and more. These assessments belong to the Computer Science major at Stevens Institute of Technology. The materials available in this repository are the among the popular courses offered in Computer Science major in Master of Science. This repository also consists, the solutions of all course works and projects those I solved and submitted during my graduation from Fall 2016 through Spring 2018. Note: All these exercises and assessments (given by university professors) and solutions are for references only.

algorithms-datastructures amazon-web-services aws aws-ec2 cloud computer-science cyber-security data-mining database-management html-css java javascript knowledge-discovery mongodb python-3 r ruby sas sql web-programming

Last synced: 12 Apr 2025

https://github.com/bmzhao/kissmanga-downloader

Download manga from kissmanga (which usually has good translations)

anime docker downloader java kissanime kissanime-downloader kissmanga kissmanga-downloader

Last synced: 25 Feb 2026

https://github.com/excalibase/excalibase-graphql

Excalibase GraphQL instantly turns your database into a GraphQL API. Built with Spring Boot, it supports schema discovery, subscriptions, and type handling — no manual resolvers needed.

api api-automation api-generator code-generation database-to-graphql developer-tools graphql graphql-server java postgres postgresql postgresql-database spring spring-boot springboot sql

Last synced: 27 Feb 2026

https://github.com/uhafner/codingstyle

Java coding style and template project used at Munich university of applied sciences

coding-standards coding-style java java-style

Last synced: 07 Feb 2026

https://github.com/dadrus/jpa-unit

JUnit extension to test javax.persistence entities

cdi concordion cucumber database java jpa jpa-test jpa-unit junit junit5 mongodb neo4j persistence test testing

Last synced: 12 Feb 2026

https://github.com/BitTheByte/Orkestra

Web-based Android debugger with inspection capabilities using Frida and Jadx as a backbone

android bugbounty bugcrowd debugger decompiler frida hackerone jadx java java-decompiler orkestra

Last synced: 12 Jul 2025

https://github.com/mrsarm/jshell-plugin

Gradle plugin to explore your code and dependencies with in jshell

gradle gradle-plugin java java9 jshell

Last synced: 11 Sep 2025

https://github.com/onurozuduru/java-shooter-game-project

A simple Java game project for programming class.

2d game java java-game java-shooter-game shooter-game

Last synced: 11 May 2025

https://github.com/yifanzheng/cs-notes

:book: Java 技术摘要(个人学习笔记),主要记录编程相关的知识点以及个人对一些知识的理解与总结,以 issue 方式记录。

docker elasticsearch java kafka mysql nginx spring

Last synced: 20 Jul 2025

https://github.com/depromeet/antoon-api

📈 개미는 툰툰 :: 웹툰의 새로운 덕질 문화

java jpa mysql rest spring-mvc

Last synced: 19 Apr 2025

https://github.com/vashishthask/eclipse-to-maven

eclipse-to-maven mavenises the existing Eclipse based workspace.

eclipse java maven

Last synced: 03 Apr 2026