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/vangie/fc-db

函数计算访问数据库示例集(MySQL、SQLServer、MongoDB、Redis)

faas function-compute java mongodb mssql mysql netcore nodejs php python rds redis serverless sqlserver

Last synced: 23 Apr 2025

https://github.com/lzw2016/clever-graaljs

基于graaljs的js脚本引擎,api快速开发平台

fastapi graaljs graalvm java js

Last synced: 16 Oct 2025

https://github.com/vincentkims49/mobile-nutrition-app

Mobile Nutrition is an applicatiion that aims at keeping track of nutrients that the user consumes. It does so by allowing the user to select meals for the day and then gives the amount of nutrients present in the selecte meals. It also provide recipes for the selecte meals to the user.

cpp dart flutter java objective-c

Last synced: 28 Feb 2026

https://github.com/christarazi/random-restaurant-generator

An Android app that queries Yelp's API for a random restaurant near you

android fun java pick random restaurant yelp

Last synced: 17 Oct 2025

https://github.com/nicktindall/java-raft

A Java implementation of the Raft consensus algorithm

java mit-license raft-consensus-algorithm

Last synced: 28 Oct 2025

https://github.com/heutelbeck/sapl-demos

Demo, tutorial, and benchmarks for the SAPL policy engine

access-control authorization benchmark demo examples java policies sapl security spring spring-security tutorial

Last synced: 27 Feb 2026

https://github.com/andrewssobral/java_motion_detection

Motion Detection with Java + OpenCV + Webcam

java java-opencv-webcam motion-detection

Last synced: 07 Feb 2026

https://github.com/fooock/robots.txt

:robot: robots.txt as a service. Crawls robots.txt files, downloads and parses them to check rules through an API

antlr4 api crawler crawler-engine docker docker-compose gradle java kotlin makefile postgresql redis redis-stream redis-streams robots-parser robots-txt spiders spring-boot

Last synced: 14 Feb 2026

https://github.com/joeybling/resume

个人简历-纯静态页面,无后台

css html java resume

Last synced: 10 Apr 2025

https://github.com/oussamabonnor1/findtheletter_android_app

FindTheLetter is an app that is designed to help kids to learn a language by giving them simple words to complete or images to guess their names. Currently it supports only elnglish.

android android-application android-studio english-learning java xml

Last synced: 02 May 2025

https://github.com/liuyuyang01/thrive-server

🎉 Thrive 是一个简而不简单的现代化博客管理系统,专注于分享技术文章和知识,为技术爱好者和从业者提供一个分享、交流和学习的平台。用户可以在平台上发表自己的技术文章,或浏览其他用户分享的文章,并与他们进行讨论和互动。

blog echerts element flask java pinia python typescript vue3

Last synced: 15 May 2025

https://github.com/startsmercury/simply-no-shading

A mod mimicking OptiFine's Internal Shader though with less performance impact.

fabric java minecraft

Last synced: 29 May 2026

https://github.com/ripred/javachess

24-bit ANSI colored, console-based chess engine using Java. Optional multi-threaded AI using Minimax with alpha-beta pruning. Fully configurable properties including: ply depth, thread pool size, optional AI time limit, all colors, and more.

alpha-beta-pruning chess chess-ai chess-engine configurable console-color console-game java javachess minimax-algorithm multithread

Last synced: 25 Jun 2025

https://github.com/selimhorri/api-mobile-client-consumer-android

Consume an api from project-tracking-system hosted in Cloud

android api-call java volley

Last synced: 12 Apr 2025

https://github.com/hellokaton/oh-my-jvm

☕️ using golang write jvm

golang java jvm

Last synced: 25 Mar 2025

https://github.com/terrestris/shogun-legacy

⛔️ DEPRECATED, please use https://github.com/terrestris/shogun-core

deprecated java shogun webgis-framework

Last synced: 13 Apr 2025

https://github.com/vssekorin/cactoos-math

Math extension of Cactoos library

java oop oop-library oop-principles

Last synced: 13 Apr 2025

https://github.com/vatsalkesarwani12/vendorrelief

🚑Android App for people of India during this Pandemic of Covid-19. During COVID-19, people living in societies and apartments may not be aware of the nearby shops and vendors whether they are providing essential services or not (such as Groceries, Pharmacy, Dairy, etc) and if they may be providing the people may not know the details of the vendors(like timings, contact number, and address of the shop). People may be facing some doubts about COVID-19. After knowing about these problems faced by some of the people, we have done our best to help them out.

android java kotlin kotlin-mvvm vendor-relief

Last synced: 23 Mar 2025

https://github.com/rameshmf/java-io-guide

Guide to java IO (Input and Output stream) in Java

java java-io utilities-java

Last synced: 03 May 2025

https://github.com/nabihashujaat/wurst

Wurst features a wide range of fun and troll modules and has been available since 2014. It is open-source and supports versions 1.7.2 through 1.21+. wurst client 1.21

2b2t css curseforge deli dependency h3vr html java javascript minecraft minecraft-forge minecraft-mod mod modded-minecraft warcraft3 wurst wurst-client wurstlang wurstscript wurstscript-website

Last synced: 06 Mar 2026

https://github.com/jgaa/vikinggtd

Getting Things Done tasklist/activity manager

android android-app getting-things-done gtd gtd-applications java

Last synced: 04 Mar 2026

https://github.com/davidmoten/kool

j.u.s.Stream alternative (synchronous only), reusable, faster, more operators, easier to use.

functional-programming java method-chaining stream synchronous

Last synced: 10 Apr 2025

https://github.com/melin/flink-jobserver

REST job server for Apache Flink

flink hadoop hive java kerberos kubernetes yarn

Last synced: 04 Apr 2025

https://github.com/kstateome/lti-attendance

LTI application for keeping track of student attendance in Canvas courses

canvas-lms java lti lti-tool

Last synced: 16 Jan 2026

https://github.com/kontent-ai/java-packages

Delivery Java SDK for Kontent.ai including examples for Spring, Gradle, Kotlin and Java Android app

content-delivery delivery-sdk hacktoberfest headless-cms java kontent-ai kontent-ai-sample kontent-ai-tool kotlin kotlin-android

Last synced: 11 Jan 2026

https://github.com/vincentrussell/java-ini-parser

The java-ini-parser is a java utility for parsing ini files.

ini java parser

Last synced: 08 Mar 2026

https://github.com/nayuki/dwite-programming-contest-solutions

Java solution programs, problem statements, and test input/output files.

competitive-programming java solutions

Last synced: 17 Sep 2025

https://github.com/openpatch/scratch-for-java

A library to ease the transition from Scratch to Java

bluej hacktoberfest java processing scratch

Last synced: 19 Apr 2025

https://github.com/monogramm/spring-rest-api-starter

:coffee: A "simple" starter project custom RESTful API using Spring.

java spring spring-boot spring-data spring-security starter-kit

Last synced: 13 Jul 2025

https://github.com/yuweaec/hacktoberfest-playground

This repository is for anyone who is new to open source and coding. Everyone is welcome to contribute, whether in coding or non-coding areas. Your pull request will be accepted if it follows the code of conduct. Do join our Discord - https://discord.gg/KY7s2dpF server

beginner c cpp dsa hacktoberfest hacktoberfest-2024 hacktoberfest-accepted hacktoberfest2024 hacktoberfest24-accepted java python

Last synced: 06 Aug 2025

https://github.com/brunocampos01/introducao-a-programacao-orientada-a-objetos

Aulas e exercícios da matéria: Introdução à Programação Orientada a Objetos I (INE5603)

atm atributos book-exercises ine java learning-java loop metodos objetos orientacao-a-objetos poo structures ufsc

Last synced: 04 Oct 2025

https://github.com/mlang/freedots

MusicXML to Braille Music transcription

blind braille java music musicxml transcription

Last synced: 18 Aug 2025

https://github.com/alien-tools/maracas

Maracas is a source code and bytecode analysis framework⁠—written in Java with the help of Spoon—which analyzes how Java libraries evolve and how their evolution impacts their clients.

api breaking-changes java

Last synced: 05 Apr 2026

https://github.com/cleve/lmdb-viewer

GUI to navigate over LMDB data

database gui java java-11 javafx javafx-desktop-apps lmdb

Last synced: 02 Apr 2026

https://github.com/stasgora/mesh-editor

Desktop application that turns raster images into low poly vector art

editor image java low-poly mesh svg triangles

Last synced: 13 Apr 2025

https://github.com/lazaronixon/active-persistence

Active Persistence is a implementation of Active Record Query Interface for JPA that makes it easy and fun.

activerecord jakartaee java java-api java-orm jpa jpql orm orm-framework query query-builder sql

Last synced: 13 Apr 2025

https://github.com/shubh2-0/workfolio

WorkFolio is a Spring Boot web app for efficient employee data management. It features login protection using Spring Security and a user-friendly interface with Bootstrap. Explore the code and JavaDocs for complete project insights. 🚀

bootstrap dao-design-pattern gihub html java java-8 javaclass lombok maven mysql spring-boot springbootsecurity thymeleaf

Last synced: 24 Oct 2025

https://github.com/jffiorillo/jvmbuilder

A source code generator for Kotlin data classes to automatically create a Builder class.

annotation-processor java kapt kotlin kotlin-android kotlin-library

Last synced: 11 Jan 2026

https://github.com/yiding-he/hydrogen-dao

A Lightweight JDBC Access Framework

dao java jdbc

Last synced: 23 Jun 2025

https://github.com/scravy/bedrock

Utilities for modern java development.

immutable-collections java java-8 java-library java8

Last synced: 12 Jul 2025

https://github.com/ushelp/easymonitor

基于 Java 的免费开源跨平台系统运行监控服务应用及引擎框架。A free, open source, cross-platform system running monitoring service application and engine framework based on Java.

cross-platform easymonitor-application easymonitor-engine-framework easymonitor-java engine-framework java java-monitor monitor system-monitor system-monitoring

Last synced: 14 Jul 2025

https://github.com/ivangfr/springboot-kong-plugins

The goal of this project is to create a simple Spring Boot REST API and securing it with Kong using the LDAP Authentication and Basic Authentication plugins. Besides, we will explore more plugins that Kong offers like: Rate Limiting and Prometheus plugins.

basic-authentication docker java kong kong-plugin ldap ldap-authentication openldap phpldapadmin postgresql prometheus rate-limiting spring-boot spring-web-mvc

Last synced: 08 Oct 2025

https://github.com/openrefine/commonsextension

An OpenRefine extension that helps with Wikimedia Commons editing: start projects from Wikimedia Commons categories; Commons-specific GREL functions.

extension java openrefine sdc wikicommons wikimedia

Last synced: 29 Apr 2025

https://github.com/apache/uima-uimacpp

C++ support for Apache UIMA

apache java text-analysis uima

Last synced: 10 Apr 2025

https://github.com/frachtwerk/essencium-backend

Essencium Backend is a software library built on top of Spring Boot that allows developers to quickly get started on new software projects. Essencium provides, for example, a fully implemented role-rights concept as well as various field-tested solutions for access management and authentication.

java spring spring-boot

Last synced: 29 Apr 2025

https://github.com/gradlex-org/java-module-packaging

A Gradle plugin to package stand-alone Java applications for multiple operating systems and architectures with 'jpackage'.

gradle-plugin java java-modules jpackage jpms

Last synced: 10 Oct 2025

https://github.com/softleader/softleader-training-course

松凌科技教育訓練專區

course java training

Last synced: 08 Oct 2025

https://github.com/deis/example-java-jetty

A simple Java app for Deis, the open source PaaS

deis-workflow example java jetty

Last synced: 06 Oct 2025

https://github.com/gbear605/scratchtojar

ScratchToJar is a program that turns Scratch 1.4 programs into Java files. This is likely broken and SHOULD NOT BE USED. It remains for historical reasons only.

java scratch

Last synced: 10 Oct 2025

https://github.com/arun-gupta/spring-boot-prometheus

Prometheus-style metrics for a Spring Boot application in Kubernetes

docker java kubernetes metrics prometheus spring-boot

Last synced: 29 Apr 2025

https://github.com/griddigit-ci/cimpal

CimPal is an open source Java application published by gridDigIt and Licensed under the EUPL-1.2-or-later. It helps CIM implementation by providing tools facilitation the work related to SHACL constraints and identification of changed between different versions of CIM.

cim java rdfs shacl

Last synced: 08 Oct 2025

https://github.com/sanjarzayniev/deadline-notifier

Serverless application to notify Inha students about the upcoming deadlines of 7 days ahead via telegram bot

deadline github-actions inha java selenium telegram-bot ui-automation

Last synced: 06 Oct 2025

https://github.com/chanmeng666/douyin-mall-java-template

【Star us and watch this project grow! 🌱⭐️】A Spring Boot-based e-commerce microservices template with comprehensive setup guides. Ideal for learning microservices architecture and building scalable e-commerce applications. Features include user authentication, product management, order processing, and AI integration capabilities.

api-gateway docker e-commerce eureka java jwt maven microservices mybatis mysql oauth2 rabbitmq redis spring-boot spring-cloud spring-data-jpa spring-security starter-template template tutorial

Last synced: 10 Oct 2025

https://github.com/thelinuxuser-choice/tankigen

Python script that automate the process of generating various reverse shells.

all awk bash ctf ctf-tools golang java lua netcat perl powershell python reverse-shell reverse-shell-generator telnet

Last synced: 14 Apr 2026

https://github.com/sjednac/coffea

Static dependency analyzer for Java bytecode.

code-analysis dependency-analysis java jvm python

Last synced: 12 Oct 2025

https://github.com/point85/caliper

Caliper is a project for managing units of measure and the conversions between them.

java jsr-363 measure-conversion measurement-units unit-of-measure units units-of-measure units-of-measurement uom

Last synced: 23 Apr 2025

https://github.com/jjfumero/tornadovm-examples

Set of examples written for hardware acceleration via TornadoVM

fpga fpga-programming gpu gpuprogramming java jvm opencl parallel-computing ptx spirv tornadovm

Last synced: 07 Oct 2025

https://github.com/somefree/zoo-timer

分布式timer插件, 轻量, 易用, 去中心化, 均衡负载, 集群节点通过zookeeper同步作业, java编写

java timer zookeeper

Last synced: 14 Jan 2026

https://github.com/apache/brooklyn-ui

Apache Brooklyn UI

brooklyn cloud java

Last synced: 09 Apr 2025

https://github.com/mindawei/middleware-match

阿里中间件比赛系列代码,包括:第二届初复赛、第三届初复赛。

java jstorm middleware rocketmq tair tianchi

Last synced: 23 Apr 2025

https://github.com/yop-platform/yop-java-sdk

Yeepay openapi SDK for Java

gradle java sdk yop

Last synced: 11 Apr 2025

https://github.com/zenika/alpine-maven

Minimal Java/Maven Docker Images built on Alpine Linux

alpine dockerfile hacktoberfest java

Last synced: 30 Oct 2025

https://github.com/luminati-io/java-web-scraping

Quick guide with code example how to use Java for web scraping

java maven scraping-websites web-data-extraction

Last synced: 22 Apr 2025

https://github.com/quantum4j/quantum4j

Quantum4J brings quantum programming to Java with a full Quantum Software Engineering stack — circuits, simulators, compiler passes, QASM support, and enterprise-grade extensibility.

java java-library jdk openqasm openqasm-lang qasm qiskit quantum quantum-algorithms quantum-computing quantum-microservice quantum-sdk quantum-simulator quantum4j qubits spin-qubits statevector transpiler

Last synced: 12 Jun 2026

https://github.com/yegor256/together

Executes Java lambda in multiple threads and collects their results (useful for testing for thread-safety)

concurrency java java-8 java-li testing thread-safety threads

Last synced: 07 Jan 2026

https://github.com/guujiang/jacob

A lightweight library to provide coroutines in Java

bytecode coroutine coroutines generator java

Last synced: 14 Jan 2026

https://github.com/mightypirates/scannable

One scanner to find them, and with eye candy bind them.

forge java minecraft minecraft-forge mod

Last synced: 26 Apr 2025

https://github.com/im-ahmed-hasan/selenium-cdp-automation

Capture Chrome Console Logs via CDP using Selenium 4.34.0 in Java. Lightweight example to monitor browser logs (info, warnings, errors) using Chrome DevTools Protocol.

cdp ci-cd devtoo java qa sdet selenium selenium-webdriver techskills testng-framework

Last synced: 04 Sep 2025

https://github.com/badasintended/megane

glasses are really versatile

fabricmc java minecraft

Last synced: 17 Sep 2025

https://github.com/digitalheir/java-xml-to-json

👾 convert XML to a structure-preserving JSON representation

converter java json xml

Last synced: 14 Apr 2025

https://github.com/gematik/ref-gemlibpki

Products specified by gematik which have to deal with PKI will have to handle certificates, ocsp requests/responses and TSLs (TrustedServiceProvider Status List). This library may help to understand the intention of gematik specification and could be useful for software implementations.

cryptography gematik gemspec idm java other pki pki-library reference-implementation

Last synced: 19 Apr 2025

https://github.com/westnordost/osmapi-overpass

Java client for the Overpass API

java osm overpass-api

Last synced: 24 Mar 2025

https://github.com/azure/modern-web-app-pattern-java

The Modern Web App Pattern is a set of objectives to help you apply an iterative change to modernize a cloud deployed monolith. This content builds on the Reliable Web App. This repo contains a reference implementation of a Modern Web App for Java.

architecture azd-templates azure azure-app-configuration azure-app-service azure-application-insights azure-cache-redis azure-container-apps azure-container-registry azure-front-door azure-keyvault azure-postgres azure-service-bus java microsoft reference-implementation terraform

Last synced: 28 Oct 2025

https://github.com/kscripting/kscript-support-api

A support API written in Kotlin to simplify scripting with kscript

java kotlin kscript reproducible-research

Last synced: 11 Apr 2025

https://github.com/janishar/graph-library

Data Structure and Algorithm for Graphs

algorithms data-structures graph graph-algorithms java library

Last synced: 06 May 2025