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/fieldju/jvm-lambda-template

A template project for quickly getting started writing a Scala, Groovy, or Java Serverless Application with SAM / Cloud Formation

aws aws-lambda cloudformation gradle gradle-aws-sam-deployer-plugin groovy java lambda scala serverless serverless-application-model serverless-applications

Last synced: 09 Apr 2025

https://github.com/bvolpato/ghostme4j

:ghost: Ghost Me - Java HTTP Proxifier

anonymous java privacy proxy user-agent

Last synced: 11 Apr 2025

https://github.com/rockset/rockset-java-client

Official Java client library and JDBC driver for Rockset

client java realtime-database rockset

Last synced: 14 Jan 2026

https://github.com/albertlai431/Gungeon

A remake of the classic Enter the Gungeon in Greenfoot (Java Framework)!

game game-development greenfoot java object-oriented-programming

Last synced: 26 Apr 2025

https://github.com/suninformation/ymate-module-oauth-connector

基于YMP框架实现的第三方OAuth授权登录模块, 目前已实现GitHub、Weibo、Baidu、Wechat、OSChina、Gitee和QQ等;

connector java module oauth2 web-mvc ymp

Last synced: 26 Jan 2026

https://github.com/patrickfav/singlestep-kdf

Implementation of the single-step key derivation function (KDF) as described in NIST Special Publication 800-56C Rev1 supporting messages digest and HMAC.

cryptography hmac java kdf key-agreement key-derivation key-derivation-function message-digest nist nist800-56 secretkey security singlestep-kdf

Last synced: 09 Apr 2025

https://github.com/bbossgroups/bboss-http

bboss http5一个简单而功能强大的、基于httpclient5的、去中心化的http/https负载均衡器以及http rpc框架,基于http/https协议实现客户端-服务端点到点的负载均衡和集群容灾功能,可以基于post/get/put/requestbody等方法对接调用任何基于http协议开发的微服务,包括spring cloud、spring boot、spring mvc以及其他基于http协议开发的微服务;提供streamchat方法,轻松对接各种大模型服务,实现流式对话应用;完全支持http2协议;同时还可以非常方便地实现多个文件上传服务器。可基于apollo和nacos管理服务配置参数和实现服务发现功能。

bboss java microservice sse-client stream

Last synced: 14 Jan 2026

https://github.com/grahamedgecombe/apiviz

A fork of APIviz with out of the box support for classes compiled with Java 8.

java javadoc

Last synced: 11 Apr 2025

https://github.com/edoardottt/tweetpro

University Java project. It's a lightweight tool specialized in tweets analysis. :chart_with_upwards_trend:

design-patterns graph java java-8 java-library javadev json retweets tweet tweets twitter university university-assignment university-course university-project

Last synced: 03 Aug 2025

https://github.com/jason-tung/mks21x

APCS w/ K

java

Last synced: 11 Apr 2025

https://github.com/pprattis/address-book-contact-management

A Java console application that manages an address book where the contacts are saved within an archive.

bufferedreader computer-science console-application java program project student

Last synced: 12 Apr 2025

https://github.com/keremtan/carfactory

This is a fictional system software which runs on console. This system is designed to understand the uses of Template Method and Iterator Design Patterns.

design-patterns designpatterns iterator-pattern java maven patterns template-method-pattern template-pattern

Last synced: 13 Apr 2025

https://github.com/OpenIPC/LoTool

Internal chip information extractor from HiSilicon HiTool

java openipc tools

Last synced: 03 Apr 2025

https://github.com/minatisleeping/movieist

REST API powered by Spring Boot

java mongodb spring-boot

Last synced: 20 Jun 2025

https://github.com/ashish2030/upgrad-assignment

ᴛʜɪꜱ ɪꜱ ᴍʏ ꜱᴍᴀʟʟ ᴊᴀᴠᴀ ɢʀᴀᴅᴇᴅ ᴀꜱꜱɪɢɴᴍᴇɴᴛ ɢɪᴠᴇɴ ʙʏ ᴜᴘɢʀᴀᴅ

bfs-algorithm dfs-algorithm dijkstra-algorithm graph java shortest-path-algorithm upgrad

Last synced: 20 Jun 2025

https://github.com/pasan-pahasara/spring-boot-crud

This Project is introduced learning Spring Boot Basic CRUD Operation.

hibernate java mysql spring-boot

Last synced: 11 Apr 2025

https://github.com/heruan/jaxrs-range-filter

HTTP Ranged Requests for JAX-RS.

java jax-rs serve-byte-ranges

Last synced: 15 Jun 2025

https://github.com/kensa-dev/kensa

A BDD testing framework for Kotlin & Java

agile-methodologies bdd bdd-framework fluent java junit5 kotlin tdd testing

Last synced: 06 Apr 2026

https://github.com/weizhiwen/knowledge-base

知识库,包括 Java、Python、日常的一些记录等等

java knowledge-sharing mongodb python redis

Last synced: 19 Mar 2025

https://github.com/sombriks/exercicio-spring-angular

pequena prova de conceito de um frontend angular consumindo um backend java

angular angular-material java liquibase mysql spring-boot

Last synced: 05 Mar 2026

https://github.com/drapegnik/bst

:evergreen_tree: Binary Search Tree with console visualization on Java

binary-search-tree bsu console-visualization famcs java labs study tree

Last synced: 18 Mar 2025

https://github.com/ethanlin-twer/java-reflection-in-action

A Chinese translation of the book Java Reflection In Action editing with gitbook.

java jvm meta-object-protocol meta-programming reflection

Last synced: 28 Oct 2025

https://github.com/fadouse/jvmbenchmark

JVMBenchmark evaluates the performance impact of code obfuscation on Java applications using JVM 17 and JDK 17. It helps developers balance security with potential performance trade-offs.

benchmark java jvm performace-testing

Last synced: 23 Apr 2025

https://github.com/sondosaabed/optimal-coins-game-strategy

a java project that uses dynamic programming to implemnt the Optimal coins collecting game strategy

dynamic-programming java javafx optimal-game-strategy

Last synced: 22 Apr 2025

https://github.com/kapilyadav-dev/censory

Censored word library, Ban abusive words

abuse-detection androd censored-words java

Last synced: 12 Apr 2025

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

Apache Sling Query

java sling

Last synced: 24 Mar 2025

https://github.com/thoqbk/code-collection

A shell script tool for decompiling multiple jar files and re-arranging source code

decompile jar java

Last synced: 13 May 2025

https://github.com/mygreen/excel-cellformatter

Excelのセルの書式を解析してフォーマットするライブラリ。

excel java poi

Last synced: 16 Jan 2026

https://github.com/suryasekhar14/hacktoberfest-2021

A repository for Hacktober Fest contributions. Everyone is welcome. Fork away!

appdevelopment c cpp hacktober-fest-contributions hacktoberfest hacktoberfest-accepted hacktoberfest2021 java javascript python

Last synced: 10 Mar 2026

https://github.com/oussamabonnor1/firebasechatapp

a simple android app that uses FireBase and implements it's features to ensure fluent messaging functions.

android-application android-studio authentication chat firebase java json messaging nosql server telegram xml

Last synced: 02 May 2025

https://github.com/OkaeriPoland/okaeri-pluralize

Simple pluralization library with support for the rules of 143 locales

i18n java pluralization translation

Last synced: 10 Mar 2025

https://github.com/jenkinsci/idea-stapler-plugin

Jenkins Development Support for IntelliJ IDEA

hacktoberfest intellij-plugin java jelly jenkins jexl stapler

Last synced: 24 Mar 2025

https://github.com/borfast/arrispwgen-android

Arris Password of the Day Generator for Android

android arris-modem arris-password java password-generator

Last synced: 27 Feb 2025

https://github.com/jgneff/epd-javafx

JavaFX application for e-paper displays

e-ink e-paper java javafx

Last synced: 07 Apr 2025

https://github.com/c4j/commander4j

Commander4j Production Recording and Labelling using EAN128 barcodes. Now includes Weight Checks, Waste Logging, Quality Control and much more. Supports mySQL, MS SQL Server and Oracle Databases. Java Swing Client and Javascript web pages for Zebra/Morotolla/Symbol wireless mobile computers.

barcode barcode-generator barcode-scanner ean128 enterprise gs1 gs1-standard interfaces java pallet production quality-control reporting sscc sscc-labels traceability waste-management weight-tracking

Last synced: 14 Mar 2026

https://github.com/nurkiewicz/ts.class

TypeScript to Java bytecode compiler

bytecode compiler java java-bytecode-compiler jvm kotlin typescript

Last synced: 23 Mar 2025

https://github.com/swimos/greenhouse

This is an advanced sample application that demonstrates deploying and running Swim on a network of Raspberry Pis and using configuration to change behavior. This version uses Docker Images for build and deployment to Azure Iot Edge devices.

arduino distributed java javascript nodejs raspberry-pi raspberrypi swim

Last synced: 08 Apr 2025

https://github.com/xdev-software/mockserver-neolight

A lightweight rewrite of the MockServer project with focus on simplicity, maintainability and Testcontainers

java mock-server mockserver proxy testcontainers

Last synced: 22 Jan 2026

https://github.com/wbrefvem/python-jolokia

Python client for Jolokia, an HTTP-JMX bridge

enterprise-java http-bridge java jmx jolokia python

Last synced: 18 Jan 2026

https://github.com/tanveerns/neo-adventure-game

neo adventure game

game java java-awt

Last synced: 11 Apr 2025

https://github.com/bh-tec/dio-potecia-tech-ifood-java

Repositório criado para os desafios de códigos da Potência Tech powered by iFood - Java Beginners da DIO.

bootcamp desafio-de-codigo dio ifood java

Last synced: 19 Apr 2025

https://github.com/bonigarcia/selenium-jupiter-examples

Test examples using Selenium-Jupiter, Selenium WebDriver, and JUnit 5

appium docker java jenkins junit5 selenium selenium-grid selenium-webdriver testing vnc

Last synced: 23 Mar 2025

https://github.com/rainu/pdf-template

This project shows how to generate a PDF from a thymleaf-template.

css demo html java pdf-generation pdf-template

Last synced: 16 Apr 2025

https://github.com/apache/james-jsieve

Mirror of Apache James jSieve

james java mail network-server

Last synced: 10 Mar 2026

https://github.com/kasdihacene/workflow-github-actions

Automate a development workflow and build a CI/CD pipeline using Github Actions.

azure ci-cd continuous-deployment devops github-actions java

Last synced: 16 May 2025

https://github.com/smallnest/rpcx-agent

Agent to invoke rpcx services in C++, Java, Python, C#, Ruby, etc. for rpcx 2.x

cross-platform golang java rpc rpcx

Last synced: 04 Apr 2026

https://github.com/exadel-inc/etoolbox-query-kit

Provides the UI and API for easily creating and transforming data queries in languages such as XPath, JCR-SQL2, etc. for the AEM ecosystem

aem aem64 aem65 exadel-martech jackrabbit java jcr jcr-sql2 lucene query xpath

Last synced: 15 Apr 2025

https://github.com/rollczi/liteindex

💜 LiteIndex - Fast library for indexing box/area in space by vectors/location/position.

java optimization optimization-algorithms

Last synced: 08 May 2025

https://github.com/madbob/gasdotto

Gestionale web-based per i Gruppi di Acquisto

gwt java management php

Last synced: 13 Apr 2025

https://github.com/stefangeyer/challonge-java

Java bindings for the Challonge API

challonge java rest tournament

Last synced: 11 Jan 2026

https://github.com/yyunikov/vertx-gradle-starter

Java 8 starter application with example of using Vert.X framework, Gradle build system, profiles configuration and SLF4J

architecture gradle java sample starter starter-template vertx vertx-web

Last synced: 14 May 2025

https://github.com/supergaga/generator

mybatis generator plugin use table comment

java mybatis-generator-plugins

Last synced: 11 Jan 2026

https://github.com/kanugurajesh/tic-tac-toe

A simple tic tac toe app using java

batch-file java practice-project tic-tac-toe

Last synced: 24 Jun 2025

https://github.com/arjuncvinod/data-structures-and-algorithms

Data Structures and Algorithms implemented in different languages

c cpp csharp go java javascript python swift

Last synced: 30 Oct 2025

https://github.com/hashimsaffarini/data_structures_course

Complete Java Data Structures course with custom implementations, problem-solving, and clean examples. Perfect for students and self-learners.

data-structures java oop problem-solving

Last synced: 21 Jul 2025

https://github.com/lslxy1021/DYB

斗鱼弹幕Demo

database douyu-barrages java mysql

Last synced: 27 Mar 2025

https://github.com/abdelillahbel/winiwalkandroid

WiniWalk is a fun and motivating walking app designed to turn every step into a chance to win! Whether you're a fitness enthusiast or just looking to stay active, WiniWalk provides a unique and enjoyable way to track your walking progress while giving you the opportunity to earn rewards and prizes along the way.

android-app firebase-realtime-database fitness-app idea java kotlin-android open-source steps-counter

Last synced: 17 Aug 2025

https://github.com/arteam/dropwizard-http2-client

Dropwizard Integration with Jetty HTTP/1.1 and HTTP/2 client

dropwizard http2 java

Last synced: 25 Jun 2025

https://github.com/markerhub/javademo

专注于梳理Java知识点,解析开源项目!这里都是文章代码的项目示例,好好学哈!

docker dubbo java mybatis redis springboot springcloud

Last synced: 14 Jul 2025

https://github.com/hellokoding/restfulapi-springboot-springdatarest-mysql

RESTful API Example with Spring Boot, Spring Data REST and MySQL

java mysql restful-api spring-boot spring-data-jpa spring-data-rest

Last synced: 13 May 2025

https://github.com/hellokoding/hello-sso-jwt-resource

Single Sign On (SSO) Example with JSON Web Token (JWT), Spring Boot

java jwt spring-boot sso

Last synced: 13 May 2025

https://github.com/julianmendez/jsexp

Parser in Java for Lisp S-expressions.

java parser s-expressions tu-dresden

Last synced: 18 Mar 2025

https://github.com/mkotb/menuapi

A lightweight and extensive MenuAPI using Java 8

bukkit java menu menu-api spigot

Last synced: 04 Mar 2025

https://github.com/coobird/simpleimageviewer4j

a simple image viewer for Java

image-viewer java java-gui swing

Last synced: 22 Mar 2025

https://github.com/infinispan-demos/vertx-api

Example that creates a REST, PUSH API and a Clustered Application with Vert.x and Infinispan

clustering infinispan java react vertx vertx-web

Last synced: 28 Jul 2025

https://github.com/nihatquliyev/renta-car-system

Simple crud rent a car management system

java java-se jdbc jdbc-connector postgresql

Last synced: 30 Jul 2025

https://github.com/alaeddinalhamoud/android-listview-sql-jdbc-driver

How to get data from your sql server database to android app using JDBC .

android driver java jdbc listview live ndk sdk sqlserver

Last synced: 14 May 2025

https://github.com/arakelian/json-filter

High speed filtering of arbitrarily large JSON documents

filter filtering high-performance java java-8 json json-filter json-stream streaming

Last synced: 01 Aug 2025

https://github.com/mariazevedo88/json-formatter-validator

Java tool for JSON validation via string or file and correction of invalid JSON-like string

coveralls gson jacoco java java-8 java8 json json-formatter json-formatters json-validation junit5 string-manipulation

Last synced: 29 Jul 2025

https://github.com/younes-charfaoui/library-simulator

This is a project for the practical work of the Operating system module in The University of Ibn Khaldoun - Algeria in which we had used the notion of threads and parallelism to make a library simulator.

animation java javafx multithreading mutex-synchronisation mutual-exclusion semaphore simulator

Last synced: 30 Jul 2025

https://github.com/yuriytkach/fundraiser-tracker

Fundraiser Tracker implemented as AWS Lambda with ability to manage through Slack and autosync with Monobank and Privatbank

aws aws-lambda aws-secrets-manager dynamodb java monobank-api privatbank-api quarkus slack-bot

Last synced: 26 Jul 2025

https://github.com/themrmilchmann/gradle-ecj

A Gradle plugin for using the Eclipse Compiler for Java (ECJ) for compiling Java files.

compile ecj eclipse-compiler gradle java

Last synced: 07 Apr 2025

https://github.com/liyupi/yu-ai-code-mother

编程导航 2025 年 AI + 微服务全栈新项目,基于 Spring Boot 3 + LangChain4j 构建对标大厂的 AI 应用生成平台,支持多种模式的智能代码生成、可视化编辑预览、一键部署分享、应用管理、AI 智能路由等。覆盖 AI 智能体开发、LangGraph4j 工作流、Tool Calling、SSE、Vue 3 全栈开发、Spring Cloud 微服务架构、MySQL / Redis / COS / Caffeine 存储、Nginx、多种设计模式、ARMS + Prometheus + Grafana 监控、Cursor Vibe Coding 等核心技术。 用一套教程掌握大厂级 AI 智能体开发+前后端核心技术,成为 AI 时代企业的香饽饽,给你的简历增加竞争力

ai backend deepseek frontend java langchain4j langgraph4j mysql nginx project redis springboot springcloud vue

Last synced: 31 Jul 2025

https://github.com/mieskeb/json-api-spring-boot

This project converts a normal Java object to json:api standard. More information about json:api can be found here: https://jsonapi.org/. Created and maintained by Mindware Software.

java json-api spring-boot

Last synced: 01 Nov 2025

https://github.com/kakarottocui/android-exam

基于Java、SpringBoot和uniapp在线考试系统安卓APP微信小程序

android java maven mysql spring-boot uniapp vue

Last synced: 28 Jul 2025

https://github.com/rashidi/boot-data-rest-events-sample

Example of application that uses Spring Data Events to perform validation.

event-driven java sample-app spring-boot spring-data-rest tutorial

Last synced: 23 Mar 2025

https://github.com/hvdwolf/fet

A simple tool that adds some extra functionality to your FYT car head unit.

android fyt java sc9863 shell uis7862 uis8581 ums512

Last synced: 14 Apr 2025

https://github.com/zoff99/toloshare_material

ToLoShare is a cross-platform desktop application for secure peer-to-peer real-time location sharing

compose-desktop java jetbrains-compose kotlin location-sharing openstreetmap osm toxcore

Last synced: 26 Apr 2026

https://github.com/ardetrick/ory-hydra-refrence-java

An example/reference implementation of Ory Hydra in Java with SpringBoot. Shows the basicis of OAuth2 integraiton with OIDC. Includes a full suite of integration tests using Testcontainers.

gradle java oauth2 oauth2-authorization oauth2-provider oauth2-server oidc ory-hydra playwright playwright-java spring-boot springboot testcontainers

Last synced: 01 Mar 2026

https://github.com/mmtk/mmtk-jikesrvm

JikesRVM binding for MMTk

java jikesrvm mmtk vm

Last synced: 10 Feb 2026

https://github.com/dsibilio/spring-cloud-stream-custom-binder

A practical example showing how to develop your own custom Spring Cloud Stream Binder

custom-binder java spring-boot spring-cloud spring-cloud-stream

Last synced: 26 Feb 2026

https://github.com/kakarottocui/stopbarsys

基于java SpringBoot框架和Vue的停车管理系统

java mysql springboot vue

Last synced: 01 Mar 2026

https://github.com/japlscript/japlscript

Less than perfect bridge from Java to AppleScript and back

ant applescript japlscript java maven script

Last synced: 05 Mar 2026

https://github.com/Simsilica/SimArboreal-Editor

Editor using the SimArboreal library to generate exportable tree models.

java jme3 jmonkeyengine jmonkeyengine3

Last synced: 19 Mar 2026

https://github.com/thedeathlycow/more-geodes

A Minecraft Fabric mod to add more geodes to your world

fabricmc java minecraft minecraft-mod

Last synced: 05 Mar 2026

https://github.com/openfacade/http-facade

Simple Http Client/Server Facade for Java

facade http http-client http-server java

Last synced: 07 Mar 2026

https://github.com/ministackorg/testcontainers-ministack

Testcontainers for Ministack, the best AWS emulator

aws dynamodb eks emulator java junit lambda maven s3 spring sqs testcontainers

Last synced: 25 Apr 2026

https://github.com/tahmid-saj/fin-predict

Finance prediction app to view historical and current market data, weekly predictions on BTC / stocks / forex, and get support from AI driven services. Developed with Spring Boot, Maven, Thymeleaf, Django, AWS, GCP, Docker, MySQL.

aws bitcoin bootstrap django forecasting-models gcp java maven ml mysql spring-boot thymeleaf

Last synced: 18 Mar 2026