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/hantsy/code-challenges

Code challenges in learning new languages, frameworks, engineering tools, architectures, software design patterns, etc.

csharp go java jest junit kotest kotlin node php phpunit scala scalatest typescript xunit

Last synced: 17 Mar 2025

https://github.com/synthesized-io/jdbcrest

Java reimplementation of PostgREST

api automatic-api database http java jdbc rest restful server sql

Last synced: 20 Jun 2026

https://github.com/annimon/simplevm

Simple virtual machine

demo disassembler java virtual-machine

Last synced: 05 Mar 2026

https://github.com/kyriechao/failure

一个Spring Boot 参数验证与业务异常处理框架。专为提升开发体验而设计,支持链式调用、注解驱动以及标准的 Bean Validation 集成。

annotation fail-fast fail-strict failure java maven-central spring-boot-3 starter validation

Last synced: 28 Apr 2026

https://github.com/shuoros/jterminal

A library for printing custom outputs in terminal for Java

colors java print terminal

Last synced: 01 Apr 2026

https://github.com/dinochiesa/apigee-custompolicy-aescrypto

a configurable custom policy for Apigee, which performs AES encryption or decryption.

aes apigee cryptography encryption java

Last synced: 27 Feb 2026

https://github.com/rocketbase-io/imgproxy-java

fluently generate asset urls for img-proxy within java

fluent imgproxy java

Last synced: 02 Apr 2026

https://github.com/microsphere-projects/microsphere-build

Common build settings, plugins configuration, etc. for Microsphere Projects

build cicd cloud github-actions java java17 java8 maven microservices microsphere nexus

Last synced: 21 May 2026

https://github.com/urunov/spring-projects-for-beginners-advanced

Java Fundamental, OOP, Collection Framework, Lambda, Stream API, File System

database-schema java redis-cache spring-boot spring-data-jpa spring-security

Last synced: 27 Feb 2026

https://github.com/matheusfrancisco/computer-engineering-at-ufsc

My projects developed at graduation.... FINISHED but miss files..

asm c cpp java javascript json matlab octave php python solidity

Last synced: 03 Mar 2026

https://github.com/mejdi14/argreenforest

create your own forest with android ARcore

android androidstudio arcore-android java

Last synced: 31 Oct 2025

https://github.com/pjfanning/poi-shared-strings

Memory efficient Shared Strings Table implementation for POI streaming

apache-poi excel java poi

Last synced: 22 Mar 2025

https://github.com/kanlon/language-distinguish

根据输入的语言字符串识别是哪个国家的语言,利用了unicode值,谷歌翻译,百度翻译辅助

distinguish java language maven

Last synced: 05 Apr 2025

https://github.com/dealbisac/servletproject

The Project implements the Java Servlet Programming to create the eLibrary Platform.

java javaproject programming servlet

Last synced: 08 May 2025

https://github.com/h1alexbel/realo

An experimental REST API Server for Real Estate deals.

java liquibase postgresql rest

Last synced: 12 Apr 2025

https://github.com/xiyuan-fengyu/jspidercluster

Java + phantomjs 实现的一个分布式爬虫。

cluster cralwer java phantomjs spider

Last synced: 22 Jul 2025

https://github.com/bakito/java-truststore-injection-webhook

💉 k8s webhook that allows converts pem certificates from a configmap into a java truststore and injects it to the same confimap

cacert java k8s kubernetes openshift pem truststore

Last synced: 12 Jan 2026

https://github.com/eleev/jtoolkit

☕️ Collection of various utilities, classes and shaders for Java + OpenGL + GLSL development.

glsl glsl-shaders java lighting lighting-effects lwjgl opengl opengl-shaders shader-effects shaders shading

Last synced: 12 May 2025

https://github.com/hellokoding/springmvc4-xml-maven-jsp

Spring MVC 4 Hello World Example with XML Configurations, Maven and JSP

hello-world java jsp spring-mvc xml-configuration

Last synced: 13 May 2025

https://github.com/selimhorri/quarkus-code-demo

Run a Supersonic Subatomic Quarkus Java application, integration with Spring ;)

graalvm java quarkus spring supersonic

Last synced: 12 Apr 2025

https://github.com/ali-bouali/spring-reactive-demo

Demo project for working with Spring boot reactive using R2DBC and postgresSQL as a DB

java postgresql reactive-programming spring-boot

Last synced: 14 Sep 2025

https://github.com/DeveloperSoapbox/vscode-springboot-snippets

An extension for Visual Studio Code which adds useful snippets for Spring Boot. These are especially useful for creating REST apis, and configuring database connection properties

java snippets spring-boot visual-studio-code

Last synced: 11 Mar 2025

https://github.com/doobo/okhttp-tools

POST请求、GET请求、PATCH请求、PUT请求、DELETE请求、上传文件、下载文件、Ws/Wss请求

java okhttp websocket

Last synced: 11 Jan 2026

https://github.com/justintime50/easypost-tools

A large collection of supplemental tools for the EasyPost API spanning various programming languages.

collection csharp easypost examples golang java node php python resources ruby shell tools

Last synced: 12 May 2025

https://github.com/chandrikadeb7/studentmanagementsystem

Java Swing based project with MySQL database developed using Netbeans IDE

java javaswing jdbc-database mysql

Last synced: 22 Jul 2025

https://github.com/galan/jalita

Java Light Terminal Adapter

java library shell vt100

Last synced: 12 Apr 2025

https://github.com/patataman/goliat

"Goliat online" - SC:BW Bot :robot:

bot foss java sscait starcraft

Last synced: 14 Apr 2025

https://github.com/pasan-pahasara/socket-programming-basic

A socket is a software endpoint that can create a bidirectional communication channel between a server and a client.

java socket-programming

Last synced: 11 Apr 2025

https://github.com/zupit/horusec-examples-vulnerabilities

Horusec is an open source tool that improves identification of vulnerabilities in your project with just one command.

analysis cd ci cli golang hacktoberfest java kotlin netcore python ruby sast sast-analysis scanner security security-development security-flaws static-analysis terraform vulnerabilities

Last synced: 17 Jun 2025

https://github.com/thederickff/tic-tac-toe-artificial-intelligence

🤖 Tic Tac Toe game written in java, with Artificial intelligence

ai artificial-intelligence java swing-gui tic-tac-toe

Last synced: 12 May 2025

https://github.com/samourai-wallet/boltzmann-java

Wallet efficiency score

bitcoin entropy java privacy

Last synced: 08 Apr 2025

https://github.com/felipewind/poc-quarkus-multiple-datasources

Poc using multiple data sources with Quarkus

hibernate hibernate-orm java quarkus

Last synced: 16 Apr 2025

https://github.com/tinyhubs/properties

properties file reader & writer for go

java properties read write

Last synced: 20 Jan 2026

https://github.com/jmcamposdev/java-book-exercises

📚 Welcome to the ☕️ code exercise repository for the Paraninfo Programming book by Alfonso Jiménez Martín and Francisco Manuel Pérez Montes (ed. Paraninfo)! 👨‍💻 Improve your coding skills with carefully written and commented exercises 📝, ranging from simple to complex.

arraylist arrays binaryfiles class file-handling functions hashmap-java hashset if-else java java-examples java-exercises jdbc-database loops matrix poo streams string-manipulation

Last synced: 19 Apr 2025

https://github.com/sunsided/android-bluetoothspp

Android Bluetooth SPP test

android bluetooth experiment java

Last synced: 11 Jun 2025

https://github.com/sonallux/spotify-web-api-java

A Java wrapper for Spotify's Web API

api-client java spotify spotify-web-api wrapper

Last synced: 05 May 2025

https://github.com/enncy/mall

mall 电商系统 , jsp + servlet + mysql 作为主要技术的 java 项目, 内含手写的 mybatis 和 springmvc 框架,仅供参考,小白勿入。

java jsp mall mvc mybatis mysql servlet spring

Last synced: 10 Mar 2026

https://github.com/pprattis/Recommendation-System-for-Android-Java-App-that-finds-an-ideal-destination-with-the-kNN-Algorithm

This project is an Android mobile application, written in Java programming language and implements a Recommender System using the k-Nearest Neighbors Algorithm. In this way the algorithm predicts the possible ratings of the users according to scores that have already been submitted to the system.

algorithms android android-app android-application collaborative-filtering firebase firebase-realtime-database java k-fold-cross-validation k-nearest-neighbors machine-learning metrics recommendation-system recommender-system

Last synced: 11 May 2025

https://github.com/rapter1990/springbatchprocessdbtocsv

Spring Boot Batch Processing Database to CSV

csv h2-database java spring-batch spring-batch-jobs spring-boot

Last synced: 16 May 2025

https://github.com/josdem/reactive-webflux-security

Shows how to use spring security in reactive webflux applications

gradle java mongodb spring-security thymeleaf webflux-security

Last synced: 22 Apr 2025

https://github.com/fxbin/bubble

bubble 旨在为项目快速开发提供一系列的基础能力,方便使用者根据项目需求快速进行功能拓展。已将所有 JAR 包都推送至中央仓库,也会为每个版本的升级改动列出详细的更新日志

bubble-fireworks easyexcel elasticsearch java mybatis-plus spring spring-boot spring-cloud-alibaba springcloud swagger2

Last synced: 03 Jul 2025

https://github.com/0xvikasrushi/dsa

This repo consists of Notes and Questions of java for Data-Structures and algorithms that i have learnt

algorithms coding-ninjas-solution data-structures java leetcode

Last synced: 03 Jul 2025

https://github.com/marchof/com.mountainminds.kuhr

KuhR - Vector QR Code Generator 🐄

java qr-code svg vector-graphics

Last synced: 24 Mar 2025

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

Thinking In Java

java

Last synced: 22 Apr 2025

https://github.com/bailuk/gtk-meteo

Weather forecast application based on mapsforge-gtk and java-gtk

gtk4 java kotlin openstreetmap weather-app

Last synced: 18 Jul 2025

https://github.com/vineetagarwal-code/30-java-projects

A Simple Repo for all programmers and coders. All contributors are requested to star🌟this repo and and folllllow me. Contribute to start your journey . Happy Hacking💻!!!

git github hacktoberfest java javascript open-source

Last synced: 11 Jul 2025

https://github.com/aspectran/aspectran

Aspectran is a lightweight framework for building high-performance Java applications.

aop aspectran cli command-line di ioc java java-framework pojo restful web-application-framework

Last synced: 27 Dec 2025

https://github.com/n8ebel/MarvelAndroid

Android library to work with the Marvel Comics Api

android comics java marvel

Last synced: 12 May 2025

https://github.com/elebras1/flecs-java

Java wrapper for Flecs using FFM

ecs ffm-api flecs foreign-function-and-memory-api gamedev java

Last synced: 23 May 2026

https://github.com/ggeorgovassilis/http-relay

A HTTP proxy and relay which can be used to access web applications behind a firewall

firewall http http-relay java network

Last synced: 29 Oct 2025

https://github.com/kakarottocui/uniappinterlocution

基于springboot和uniapp的智能问答论坛社区小程序

java mysql springboot uniapp vue

Last synced: 28 Jul 2025

https://github.com/tsonglew/daily-ex

:book: Exercises in C, C++, Java, Algorithms, Data Structure

algorithm assembly csharp java javascript linux machine-learning python swift unity3d

Last synced: 18 Mar 2025

https://github.com/dnault/therapi-json-rpc

Microframework for self-describing JSON-RPC2 APIs

java json-rpc json-rpc-api json-rpc-client json-rpc-server json-rpc2

Last synced: 28 Jun 2025

https://github.com/gemfire/gemfire-examples

Java examples to get started with GemFire and learn its features.

caching gemfire in-memory-database java

Last synced: 16 Jan 2026

https://github.com/deliganli/crumber

Android library to draw dotted line

android dots dotted-path java path pathfinding

Last synced: 30 Jul 2025

https://github.com/liying2008/digestutil

A digest utils library written in Kotlin (For Java and Android) .

aes android-library android-tools base64 crc32 des digest gradle hex java kotlin library md2 md5 sha1 sha256

Last synced: 14 Apr 2025

https://github.com/pyvesb/antiworldfly

:bird: Minecraft plugin to disable flying and chosen commands when joining or playing in specific worlds.

bukkit java minecraft plugin spigot

Last synced: 22 Mar 2025

https://github.com/bvolpato/inutils4j

:nut_and_bolt: Utilities API for Java

java productivity string utilities

Last synced: 22 Mar 2025

https://github.com/mluizaa00/jda-framework

Annotation based JDA Command Framework.

java jda jda-framework

Last synced: 21 Sep 2025

https://github.com/ged-extensao-ads-4/ged-app

Projeto integrador com objetivo de desenvolver um app gerenciador de arquivos para APAE de Criciúma

docker java java21 jsonwebtoken jwt pgsql postgresql spring-boot spring-security springboot3 swagger

Last synced: 22 Aug 2025

https://github.com/UTP-projects/Sistema-Gestor-de-Reservas-Hoteleras

Sistema de reservas de hoteles desarrollado en Java como parte del curso de Programación Orientada a Objetos en UTP. + SQL Server

java openjdk sql-azure

Last synced: 01 Nov 2025

https://github.com/souzajbr/adptive-rtp

An implementation of RTP adaptive streaming

adaptive-streaming java libvlc rtp

Last synced: 20 Sep 2025

https://github.com/d-k-deng/map_music_app

An app that synchronizes your jogging routes with curated playlists, enhancing your workout experience.

android-studio app google-maps java music-player

Last synced: 04 Oct 2025

https://github.com/waikato/tiny-weka

Bare minimum API of Weka 3.9.x, without package manager, PMML, XML or user interface.

java weka weka-api

Last synced: 02 Aug 2025

https://github.com/kakarottocui/uniwaimaiapplet

基于JAVA,SpringBoot,Vue,UniAPP外卖订餐点餐小程序系统设计

java mysql springboot uniapp vue

Last synced: 28 Jul 2025

https://github.com/gbzarelli/music-store-api

[Java] API for querying and selling discs - Technical challenge Beblue back-end engineer (approved)

circleci coveralls docker flyway jacoco java java13 jpa maven mysql rabbitmq spring-boot

Last synced: 20 Sep 2025

https://github.com/whaleal/icefrog

【 Java 工具类集合 】 IceFrog is a suite of core and expanded libraries that include utility classes, collections, I/O classes, and much more.a tools like Guava ,apache commons,hutool. 以这些类库为基础,造自己的轮子。

icefrog java tools

Last synced: 26 Jul 2025

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

strongDM SDK for the Java programming language.

automation java java-programming-language sdk strongdm strongdm-sdk

Last synced: 26 Feb 2026

https://github.com/spapageo/ethmmyrss

A website the generates rss feeds for the auth thmmy faculty.

dropwizard ethmmy heroku java

Last synced: 16 Jan 2026

https://github.com/onl1ner/weather

🌤 Simple weather GUI-application written in Java using JavaFX.

gui java javafx maven meteorology openweathermap openweathermap-api owm weather

Last synced: 25 Jul 2025

https://github.com/lujjjh/go-javaio

Go implementation of Java Object Serialization Stream Protocol.

go golang java serialization

Last synced: 08 Jul 2025

https://github.com/cgfly/jeecf

jeecf 开源公用库

angularjs bootstrap java jeecf osgi springboot web

Last synced: 22 Aug 2025

https://github.com/pisaiah/java2v

A Java to V translator/transpiler.

java java2c transpiler v vlang vlang-module

Last synced: 18 Jan 2026

https://github.com/labbsr0x/servlet-monitor

A Big Brother compliant servlet filter to add basic but very useful Prometheus metrics for your app

big-brother-metrics hacktoberfest java metrics metrics-filter prometheus servlet servlet-filter

Last synced: 15 Oct 2025

https://github.com/jze/phonet4java

Implementation of various phonetic algorithms in Java.

java phonetic-algorithm

Last synced: 14 Jan 2026

https://github.com/oracle/oci-toolkit-intellij

Oracle Cloud Infrastructure Toolkit for IntelliJ

autonomous cloud database intellij-plugin java oracle

Last synced: 09 Apr 2025

https://github.com/ralscha/selfhost-hibp-passwords

Tools for self-hosting the Have I Been Pwned Password database. Xodus importer and query library

hibp hibpwned java passwords spring-boot xodus

Last synced: 24 Apr 2025

https://github.com/slimefun/addon-template

This is an example Repository for a generic Slimefun4 Addon.

addon bukkit java minecraft plugin server slimefun spigot template

Last synced: 25 Apr 2025

https://github.com/aru71727/e-study-zone

Study portal where teachers can upload the Study Materials and students can download and study those materials. There is also a discussion forum.

discussion-forum java jsp jsp-servlet study-portal

Last synced: 14 Apr 2025

https://github.com/fracpete/jshell-scripting

Java widget for scripting with jshell. Requires Java 9 or later.

java jshell scripting swing

Last synced: 22 Apr 2025

https://github.com/oracle/nosql-spring-sdk

SDK for Spring Data for Oracle NoSQL Database

java nosql nosql-database oracle spring spring-boot

Last synced: 09 Apr 2025

https://github.com/dxx/finders

:globe_with_meridians: Distributed service management

distribution java service-disovery services

Last synced: 28 Apr 2025

https://github.com/Simsilica/Pager

Multithreaded framework for managing 'infinite' terrain.

java jme3 jmonkeyengine jmonkeyengine3 terrain-paging

Last synced: 19 Mar 2026

https://github.com/knittl/ddd-annotations

Java annotations for projects implementing Domain Driven Design

annotations ddd domain-driven-design hacktoberfest hacktoberfest2022 java javadoc

Last synced: 26 Apr 2025

https://github.com/indoqa/osgi-embedded

Embedded OSGi container implementation based on Apache Felix

indoqa-library java osgi

Last synced: 26 Apr 2025