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/yildizmy/pet-clinic

Full stack web app with React and Spring Boot used for monitoring and managing vet and pet data

clinic docker flyway fullstack hibernate java javascript jpa maven pet postgresql react reactjs rest-api spring-boot spring-data-jpa spring-mvc spring-security swagger veterinary

Last synced: 13 Apr 2025

https://github.com/nxvvvv/mc-server-hosting-24x7

Host Minecraft server on repl.it, glitch, heroku, etc... for free 24/7!

java mc mc-server minecraft minecraft-server minecraft-server-hosting navaneeth

Last synced: 04 Jul 2025

https://github.com/aliakh/demo-java-virtual-threads

'Concurrent programming in Java with virtual threads' article and source code.

java java-21 java-concurrency jep-444 project-loom virtual-threads

Last synced: 08 May 2025

https://github.com/xyzsd/fluent

A Java implementation of the Mozilla Project Fluent localization system

fluent ftl globalization i18n internationalization java l10n localization plural

Last synced: 14 Jul 2025

https://github.com/forget-the-bright/j

Java Version Manager

go java java-version-manager jvm

Last synced: 11 Jan 2026

https://github.com/sekky61/riscv-sim

Web-based RISC-V superscalar simulator

java nextjs react riscv

Last synced: 15 Apr 2025

https://github.com/tfkfan/orbital

A blueprint adapting VertX to distributed game server

event-loop game gamedev gameserver high-performance java matchmaker netty nio non-blocking reactive room vertx

Last synced: 16 May 2025

https://github.com/oxguy3/craftboot

A bootstrapper for a versatile custom Minecraft modpack launcher

bootstrapper java minecraft skcraft-launcher

Last synced: 30 Apr 2025

https://github.com/anatomiakodu/java-od-zera

Nauka języka Java od kompletnych podstaw! Nie musisz umieć niczego by zacząć. W tym projekcie wyłumaczę Ci dokładnie podstawową składnię Javy. Poruszymy takie tematy jak: kolekcje, warunki logiczne, operacje na tekście, wyjątki i wiele innych!

git intellij-idea java nauka podstawy podstawyprogramowania

Last synced: 23 Oct 2025

https://github.com/ozkanpakdil/test-microservice-frameworks

testing spring-boot quarkus and micronaut for jar size and response time for a simple controller, rust and dotnet and golang

actix axum dotnet eclipse-microprofile graalvm helidon java micronaut native-apps quarkus rust vertx warp

Last synced: 01 May 2026

https://github.com/holon-platform/holon-core

Holon Platform Core module: represents the platform foundation, providing the definition of the overall architecture, base structures and APIs.

authentication authentication-backend authorization bom context core datastore holon holon-platform http java maven-bom properties rest spring spring-boot spring-security web-application web-framework

Last synced: 28 Oct 2025

https://github.com/firaskahlaoui/java-project-ds

Java-based application that allows both administrators and users to efficiently manage club memberships and user accounts.

interface-builder java management-system mysql

Last synced: 30 Aug 2025

https://github.com/braisdom/templatedexcel

Defining Excel styles with HTML and CSS. It's a templated language, as same as HTML

css excel export html java template xml

Last synced: 01 Mar 2026

https://github.com/actlist/actlist-plugin

:wrench: Actlist Plugin library to development and debugging.

desktop java javafx platform utility

Last synced: 10 Apr 2026

https://github.com/moosemorals/managesievej

Manage Sieve protocol client library (in Java)

java sieve

Last synced: 14 Apr 2025

https://github.com/client-side/throttle

Java Rate Limiter Derived From Googles' Guava Implementation

java rate-limiter rate-limiting throttle

Last synced: 05 Oct 2025

https://github.com/javiorfo/nvim-fuel

Neovim plugin written in Lua for running a main or script in several languages

assembly cpp go haskell java kotlin lua main neovim neovim-plugin python rust scala scheme zig

Last synced: 05 May 2025

https://github.com/mickaelbaron/microservices-docker-java-tutorial

L'objectif de cette série d'exercices est d'apprendre à construire une application en respectant une architecture à base de microservices en se focalisant sur le langage Java.

architectures-microservices docker docker-compose java microprofile microservice microservices

Last synced: 03 Oct 2025

https://github.com/supabase-community/storage-java

A Java client library for the Supabase Storage API

java supabase supabase-storage

Last synced: 14 Apr 2025

https://github.com/indeedeng/iwf-java-sdk

Java SDK for iwf workflow engine(simple & powerful workflow as code engine based on Cadence/Temporal)

java java-sdk open-source orchestration orchestration-engine orchestration-framework workflow workflow-as-code workflow-engine

Last synced: 15 May 2025

https://github.com/igapyon/oiyokan

Oiyokan is an OData v4 server (provider) SDK for RDB. You can use Oiyokan to turn RDBMS into OData v4 services using JDBC driver. Based on Apache Olingo / h2 database.

h2-database java jdbc mysql odata odatav4 oiyokan olingo oracle-xe postgresql rest-api sdk sqlserver-2008 v4

Last synced: 29 Jul 2025

https://github.com/tellsea/spring-cloud-netflix-learn

💕分布式微服务基础架构,采用官网最新版本进行整合,涉及主要模块:SpringCloud-Greenwich.RELEASE,Eureka,Hystrix,Ribbon,Zuul,Zipkin,Feign,Config,Swagger2,SpringBoot Admin监控等

java springboot-admin springcloud springcloud-config springcloud-eureka springcloud-hystrix springcloud-ribbon springcloud-zipkin springcloud-zuul

Last synced: 28 Jul 2025

https://github.com/litongjava/hotswap-classloader

hotswap-classloader is a dynamic class loader based on the JVM. It utilizes the HotSwapWatcher and HotSwapClassloader technologies to dynamically detect modifications to class files. This project was inspired by the hot loading design of jfinal-undertow.

classloader hotswap java spring spring-boot

Last synced: 26 Jul 2025

https://github.com/valentiniljaz/cordova-nfcv-plugin

Cordova plugin for reading and writing to NFC tags using NfcV protocol (with support for Ionic2)

android angular2 cordova ionic2 java nfc nfcv

Last synced: 25 Jul 2025

https://github.com/bulletsentence/ticketif-sgru

Research project started during my graduation in Computer Science, the application is a system for managing the University Restaurant, generating reports and approving students in a list of requests for the institution's meal ticket.

java

Last synced: 14 Apr 2025

https://github.com/hoangsonww/escape-the-cursor-game

🖱️ This repository hosts the "Escape the Cursor" game, developed in Java and JavaFX. It presents an engaging and challenging gameplay where players must navigate their cursor through various obstacles without being caught. This project showcases event handling and graphical user interface (GUI) design.

escape-the-cursor escape-the-cursor-game game game-development gamedev java java-app java8 javafx javafx-11 javafx-application javafx-games javafx-gui javafx-project

Last synced: 22 Sep 2025

https://github.com/diemol/frontend_testing

Repository containing sample code used in a Frontend Testing workshop

fluentlenium frontend-testing-workshop frontend-tests java javascript selenium selenium-webdriver webdriverio zalenium

Last synced: 18 Mar 2025

https://github.com/darekkay/what-the-commit

What The Commit - Plugin for IntelliJ IDEA

intellij java

Last synced: 19 Mar 2025

https://github.com/yegor256/fibonacci

Fibonacci algorithm implemented in a few compilable languages in different programming flavors

cpp csharp eiffel fibonacci golang haskell java lisp object-oriented-programming oop performance-testing

Last synced: 27 Mar 2025

https://github.com/alexprut/algo

🍒 Classic Algorithms and Data Structures implemented in Java

algorithm algorithms data-structures java

Last synced: 30 Apr 2025

https://github.com/idealista/java_role

Ansible role to install Java (OpenJDK, AdoptOpenJDK and Corretto)

adoptopenjdk ansible ansible-role corretto debian docker-java java java-ansible-role java-virtual-machine jvm openjdk ubuntu

Last synced: 10 Apr 2025

https://github.com/joseluisgs/blog-relacional-accesodatos-2021-2022

Ejemplo de desarrollo de un blog (backend básico) para Acceso a Datos, usando una base de datos realacional e implementando distintas técnicas y patrones de Acceso a Datos vistos en clase.

controller database java repository service

Last synced: 29 Oct 2025

https://github.com/turbanoff/j2me-2048

Port 2048 game to J2ME platform

game j2me-platform java phone-app

Last synced: 18 Mar 2025

https://github.com/ohjurot/scriptingguide

Guide to C++ Scripting in Java, C#, Lua, Python and Angelscript (YouTube Series)

angelscript cpp csharp java java-8 lua python script scripting tutorial youtube

Last synced: 18 Mar 2025

https://github.com/dbubenheim/1z0-819

Preparation material and exercises for the Oracle Java SE 11 Developer 1Z0-819 exam.

1z0-819 certification enthuware-jq exam gradle java jdk jdk11 oracle study-guide

Last synced: 10 Apr 2025

https://github.com/tersesystems/debugjsse

Debug JSSE Provider

debug java jca jsse provider

Last synced: 09 Jul 2025

https://github.com/casid/mazebert-simulation

Simulation core of the game Mazebert TD

deterministic java simulation tower-defense

Last synced: 18 Mar 2025

https://github.com/rameshmf/core-java-developers-guide

Core Java guide to Java beginners and experienced professionals

developer-guide java java-8

Last synced: 03 May 2025

https://github.com/tambapps/fourier-transform-library

A Fast Fourier Transform library written in Java

fft fourier-transform fourier-transform-library java

Last synced: 04 May 2025

https://github.com/hardiksinghbehl/quartz-scheduler-daily-mail-subscription-spring-boot

Daily mail subscription implementation using Java Spring-boot and Quartz Scheduler

java java-mail mail-subscriber quartz-scheduler spring-boot

Last synced: 29 Oct 2025

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

Apache Sling API

java sling

Last synced: 05 Apr 2025

https://github.com/qi7chen/tabugen

一个表格配置导出和源码生成工具

cplus csharp excel-export golang java python

Last synced: 12 Jan 2026

https://github.com/opennms/opennms-integration-api

A stable Java API for interfacing with and extending OpenNMS

api java monitoring oia opennms

Last synced: 14 Apr 2025

https://github.com/licenselynx/licenselynx

Deterministically map license strings to their canonical identifiers

deterministic java license-compliance license-mapping python typescript

Last synced: 18 Feb 2026

https://github.com/jerolba/bikey

Low memory footprint Map and Set implementation on objects with composited keys

bikey collections java map set table

Last synced: 12 Feb 2026

https://github.com/saivittalb/covsense

🦠 An Android based contact tracing app which enables people to self-isolate if they have been in close proximity to someone tested positive for COVID-19.

android contact-tracing covid-19 firebase google-api health-status java nearby

Last synced: 08 Feb 2026

https://github.com/kopytovskiy/companero-bot

An open-source alternative for ridesharing and hitchhiking

bolt cabify hitchhiking java lyft ridesharing taxi taxi-app telegram telegram-bot uber

Last synced: 01 Apr 2026

https://github.com/vashishthask/mocktail

Mocktail is a tool to cache the response of potentially any Java method call on the disk.

betamax database dependencies interfaces java mocking rest-api restful-api testing vcr

Last synced: 03 Apr 2026

https://github.com/silentrald/java-gui-mvc

Basic MVC(Model-View-Controller) in Java using Java swing

java mvc swing-gui

Last synced: 05 Mar 2026

https://github.com/franckrj/respawnirc-android

Version android de RespawnIRC.

android java

Last synced: 20 Apr 2026

https://github.com/koutto/java-binary-deserializer

Java Binary data Deserializer/Serializer - Convert serialized Java Objects into readable XML

binary-data deserialization java object pentest

Last synced: 23 Apr 2025

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

This repository, SpringBoot Annotations, is a concise showcase of essential Spring Boot annotations. Learn to configure REST endpoints, perform dependency injection, and use services and repositories effectively. Level up your Spring Boot skills with this handy reference.

annotations controller java restful-api spring spring-annotations spring-boot sts-code-platform

Last synced: 23 Apr 2025

https://github.com/hewlettpackard/logger

A log parsing engine written in Java for high performance. Additionally, logger is also highly configurable.

configurable engine java logparsing logs multithreading parsing

Last synced: 26 Apr 2025

https://github.com/keyvanakbary/memo

A CQRS and Event Sourcing blogging playground to explore Axon Framework

axon-framework cqrs event-sourcing java

Last synced: 26 Apr 2025

https://github.com/nakov/todo-list-tech-module

TODO List (in C#, Java, JS and PHP) - Exam Preparation for the Tech Module @ SoftUni (August 2017)

asp-net-mvc csharp express-js java javascript mongodb mysql node-js php razor spring-data-jpa spring-framework sql-server symfony thymeleaf twig

Last synced: 28 Oct 2025

https://github.com/twogg-git/docker-compose-java

A bit more complex docker-compose example with Java, Tomcat, PostgreSQL and a SMTP.

docker-compose java postgres rest smtp smtp-server tomcat

Last synced: 04 Sep 2025

https://github.com/sylvainhalle/mrsim

A simple MapReduce framework in Java

hadoop java mapreduce tuples

Last synced: 29 Oct 2025

https://github.com/apache/plc4x-extras

PLC4X The Industrial IoT adapter

c go java net python

Last synced: 09 Apr 2025

https://github.com/cybnity/foundation

Open source cyber-serenity platform that help the security teams designing and managing companies' ISMS, and which allow them to create resilient digital systems with efficient responses against to cyber-threats.

cyber-security cybersecurity governance isms iso27001 java nist platform software

Last synced: 09 Apr 2025

https://github.com/nikialeksey/nullfree

Nullfree will fail your build if your project has a null.

gradle-plugin java java8 null null-safety nullfree nullpointerexception oop

Last synced: 14 Apr 2025

https://github.com/viascom/hipchat-api

Java implementation for the HipChat V2 API.

atlassian hipchat hipchat-api java maven pom

Last synced: 14 Jan 2026

https://github.com/gredler/aegis4j

A Java agent that disables platform features you don't use, before an attacker uses them against you.

devsecops java java-agent security

Last synced: 14 Jan 2026

https://github.com/carlosbritojun/jflunt

Java implementation of Domain Notification Pattern based in Flunt (.NET) developed by @andrebaltieri

ddd domain domain-driven-design java oop

Last synced: 14 Jan 2026

https://github.com/accso/java9-jigsaw-depvis

DepVis (Java 9 Jigsaw Dependency Visualizer)

dependency graphviz java java9 jigsaw module module-graph visualization

Last synced: 22 Apr 2025

https://github.com/patrickfav/dice

A cryptographically secure pseudorandom number generator cli tool printing in a wide variety of byte encodings (hex, base64,..) and for many programming languages (c, java, c#, php, etc.) using NIST SP800-90Ar1 HMAC-DRBG. Supports external seeding from various true random services.

base32 base36 base64 base85 cli encoding entropy-source hex hmac-drbg hotbits java nist octal prng random-number-generators seed sp800-90a text-encodings

Last synced: 09 Apr 2025

https://github.com/hms-core/hms-wallet-severdemo

This is sample code for how to use the HMS wallet server interface. The HMS wallet server interface contains REST APIs for six types of passes (Loyalty Card, Offer, Gift Card, Boarding Pass, Transit Pass, Event Ticket).

event-tickets giftcard hms huawei java maven pass restful wallet

Last synced: 02 Jul 2025

https://github.com/thecurle/purpuri

The Purple VM, a custom JVM in C++.

cpp interpreter java jvm stack-based

Last synced: 11 Jun 2025

https://github.com/Consonance/consonance

Core consonance utilities for scheduling, reporting on, and provisioning VMs for workflows

aws-ec2 azure cloud cwl java openstack

Last synced: 10 Mar 2025

https://github.com/itsmunim/kustron

A kustomize based kubernetes manifestation for deploying your services into GKE, AWS and Azure

aws azure configuration gke golang java kubernetes kustomize manifest nodejs spring-boot yaml

Last synced: 09 Jul 2025

https://github.com/scienceveli/erp_system

🚀 نظام ERP الأقوى في السوق! 🌟 هل تبحث عن نظام متكامل لإدارة الأعمال وتحسين كفاءة الشركات؟ 💼🖥️ نحن في Scincael نقدم لك أفضل الأدوات والتقنيات لبناء نظام ERP يُساعدك في إدارة المشاريع، التواصل مع الفرق، وتخزين البيانات بشكل آمن وفعّال! 🔐💪 ✨ أدواتنا الرئيسية تشمل: Node.js 🔹

erp erp-application erp-devops html html-css-javascript java python python3 sql

Last synced: 24 Mar 2025

https://github.com/b2renger/introduction_processing

This respository is a french introduction to the Processing programming language

java processing

Last synced: 13 May 2025

https://github.com/jiro4989/tkoolfacetilemaker2

RPGツクールVXACE・MV・MZの画像差分ファイル作成用GUIソフト

custom-jre gradle java javafx jmods kotlin

Last synced: 13 Oct 2025

https://github.com/pct960/competitive_programming

A handy collection of implemented data structures and algorithms for competitive coding contests

algorithm-challenges algorithms algorithms-implemented competitive-programming data-structures java

Last synced: 19 Oct 2025

https://github.com/rwth-acis/rest-ocd-services

This repository contains the OCD service of WebOCD. In the repository, java based codes of overlapping community detection algorithms (OCDA) can be found.

community-detection java las2peer ocda overlapping-community-detection rest-ocd-services webocd

Last synced: 16 Oct 2025

https://github.com/r2rml-api/r2rml-api

R2RML API

java r2rml

Last synced: 06 Oct 2025

https://github.com/iandarwin/date4j

Code for date4j.net's simple date API, with a POM file, for upload to Maven Central.

date-calculations date-formatting date-time java

Last synced: 12 Oct 2025

https://github.com/alehatsman/lambada

Use AWS Lambda in Clojure way.

aws-lambda clojure java

Last synced: 12 Dec 2025

https://github.com/manojkumarpatnaik/sr.softwareengineerinterviewprep

Java programming. All in one Java Resource for learning. Updated every day and up to date. All Algorithms and DS along with Development in Java. Beginner to Advanced.

faang-interview interview interview-preparation interview-questions java java-8 maang microservice rest rest-api spring spring-boot

Last synced: 26 Oct 2025

https://github.com/me4502/racquel

A collection of Minecraft cheats built to train an up-and-coming Minecraft AntiCheat

anticheat fabricmc game-cheating java minecraft

Last synced: 15 Mar 2026

https://github.com/schwarzit/crystal-map

framework to generate map based entities classes / classes for named map interaction / parsing of complex classes to map structures

couchbase-lite entityframework java kotlin mapping wrapper-library

Last synced: 12 Mar 2026

https://github.com/mjfryc/mjaron-tinyloki-java

Tiny Grafana Loki client (log sender) written in pure Java 1.8 without any dependencies.

android android-library grafana grafana-loki java java-8 java-android java-se java8 library logger logging logs loki

Last synced: 26 Oct 2025