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/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/meistermeier/spring-graphql-neo4j

Example project using Spring Data Neo4j and Spring GraphQL

java spring-boot spring-graphql

Last synced: 07 May 2025

https://github.com/CUTR-at-USF/HART-GTFS-realtimeGenerator

Desktop application that retrieves AVL data from Hillsborough Area Regional Transit (HART)'s AVL system and produces Trip Updates and Vehicle Positions files in GTFS-realtime format.

avl gps gtfs gtfs-realtime-data hart java protocol-buffers public-transportation transit

Last synced: 12 Mar 2025

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

Neovim plugin written in Lua for deploying Java war (or ear) files on Tomcat, JBoss or Wildfly

java jboss maven neovim neovim-plugin tomcat wildfly

Last synced: 05 May 2025

https://github.com/harium/espeak-java

espeak java wrapper

espeak java tts voice-synthesis

Last synced: 10 Apr 2025

https://github.com/aldekotan/opensm3d

Деобфускация и рефактор Stalker Mobile 3D

homebrew j2me java reverse-engineering stalker

Last synced: 11 Apr 2025

https://github.com/heathlogancampbell/retro-craft

🎮Retro Craft - a mini minecraft clone without libraries with an 80's theme

clone graphic-engine graphics graphics-3d java multiplayer netty photos raycasting voxel-terrain

Last synced: 12 Apr 2025

https://github.com/manoelcampos/sistema-bancario-java-junit

Backend em Java 11 de um Sistema Bancário de exemplo para prática de Testes com JUnit 5 🏦☕️🧪

backend ci continuous-integration example github-actions jacoco java junit junit-5 maven tdd test-coverage tests

Last synced: 04 Apr 2025

https://github.com/andreasabel/java-adt

A tool to create immutable algebraic data structures and visitors for Java (such as abstract syntax trees).

ast java

Last synced: 26 Oct 2025

https://github.com/samuelfaj/linkedin-bot

A LinkedIn Bot - Like/Accept/Invite Automation Script - Grow up your professional network!

autofollower autoliker automation bots java linkedin php selenium

Last synced: 07 May 2025

https://github.com/ivangfr/spring-boot-grpc-client-server

The goal of this project is to implement two Spring Boot applications using gRPC: the server, called movie-grpc-server, and the shell client, named movie-grpc-client. The library movie-grpc-lib defines the gRPC interface that both the server and client applications use.

client-server grpc java postgresql protocol-buffers sprind-data-jpa spring-boot spring-web-mvc

Last synced: 10 Apr 2025

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/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/cchabanois/mesfavoris

Bookmarks eclipse plugin

bookmark bookmarks eclipse eclipse-plugin java

Last synced: 01 Jun 2026

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/rickyes/jasypt

org.jasypt.util.text.BasicTextEncryptor for Node.js

basictext basictextencryptor jasypt java nodejs

Last synced: 25 Feb 2026

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/urunov/java-core-projects

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

collection java oops

Last synced: 27 Mar 2026

https://github.com/anamorphosee/loomoroutines

Library for the native Java coroutines utilizing Project Loom

coroutines java loom

Last synced: 02 May 2025

https://github.com/pinussilvestrus/bncl

Natural like language for quickly modeling BPMN 2.0 models

bpmn bpmn-model java quickmodeler

Last synced: 30 Jun 2025

https://github.com/rapter1990/springbootsecurity

Spring Boot Security Example (Spring Boot, Java 17, Spring Security, Docker, Maven, JUnit Test, Integration Test, Test Container, MySql)

authentication authorization docker docker-compose dockerfile intergration-test java java17 junit jwt lombok maven mockito monolith mysql spring-boot spring-security test-container

Last synced: 16 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/cooffeeRequired/skJson

About Script Addon for using Json (Gson) in script

bukkit gson-library java minecraft skript skript-addon skript-language spigot spigot-plugin

Last synced: 26 Feb 2025

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/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/neuw84/structured-streaming-avro-demo

Spark 3.0.0 Structured Streaming Kafka Avro Demo

java spark spark-streaming structured-streaming

Last synced: 02 Apr 2025

https://github.com/codershiyar/java

Source code of the tutorial java in arabic which provided by engineer Shiyar Jamo on YouTube and Shiyar Academy

java java-android java-tutorials source-code

Last synced: 26 Apr 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/wh1ter0se/powerup-2018

The FRC 2018 programming repository for FRC Team 3695, Foximus Prime

2018 3695 coopertition frc java powerup programming-team robotics robotics-club robotics-competition

Last synced: 06 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/irof/jig-erd

ざっくりなER図を出力する設計補助道具

erdiagram h2database java postgresql

Last synced: 28 Apr 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/cavallium/midi23d

Midi23D is a tool made in Java that converts every note of a .midi music into GCODE instructions to send directly to a 3D printer.

3d-printing java midi midi-parser

Last synced: 22 Feb 2026

https://github.com/stephengold/v-sport

A Vulkan-based 3-D graphics engine, written in Java (code has New BSD license)

3d-graphics assimp engine glfw graphics-engine java joml jvm-library library lwjgl3 open-source phong vulkan vulkan-engine

Last synced: 18 Jan 2026

https://github.com/xgp/sql2java

Fork of sql2java, a trusty, old code generator

java orm sql

Last synced: 30 Jun 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/westnordost/osmapi-overpass

Java client for the Overpass API

java osm overpass-api

Last synced: 24 Mar 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/osiegmar/javacsvbenchmarksuite

Java CSV library benchmark suite

benchmark csv java

Last synced: 24 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/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/memoizr/retro-optional

A backport of Java8 optionals for Java7

backport java java8-optionals monadic-optionals

Last synced: 26 Jan 2026

https://github.com/badasintended/megane

glasses are really versatile

fabricmc java minecraft

Last synced: 17 Sep 2025

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/apache/brooklyn-ui

Apache Brooklyn UI

brooklyn cloud java

Last synced: 09 Apr 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/the-web3/wallet-java-sdk

Java 版的多币种钱包签名 SDK

bitcoin blockchain cryptocurrency eth java wallet

Last synced: 11 Jun 2025

https://github.com/skjolber/aotc-gradle-plugin

Ahead-of-Time Compilation in Gradle projects.

aot-compilation gradle-plugin java

Last synced: 22 Apr 2025

https://github.com/goodforgod/java-logger-benchmark

🧪 Different Java Loggers Benchmarks.

benchmark java log4j logback logging slf4j system-logger

Last synced: 20 Mar 2025

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/stephengold/skycontrol

A sky simulation library for jMonkeyEngine (code has New BSD license)

clouds java jme3 jmonkeyengine jmonkeyengine3 jvm-library library moon open-source sky stars sun sunset

Last synced: 14 Jul 2025

https://github.com/yangboz/spring-boot-with-activiti-drools-example

Getting started with Activiti and Spring Boot and Drools

activiti-drools bpm-diagram drools java spring-boot

Last synced: 20 Mar 2025

https://github.com/oswaldobapvicjr/performetrics

A simple performance data generator for Java applications

benchmark counter cpu java metrics-gathering stopwatch

Last synced: 08 May 2025

https://github.com/sureshg/kotlin-starter

🐠 A starter template for kotlin projects using Gradle Kotlin DSL!

build-automation build-tools dokka gradle gradle-kotlin-dsl gradle-script-kotlin java jvm kotlin starter-template

Last synced: 05 Apr 2025

https://github.com/shpota/dto-generation-plugin

A show-case project demonstrating extension of IntelliJ IDEA's functionality

blog idea idea-plugin intellij intellij-plugin java plugin plugins

Last synced: 11 Sep 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/hellokaton/oh-my-jvm

☕️ using golang write jvm

golang java jvm

Last synced: 25 Mar 2025

https://github.com/eschizoid/telescope

Optics-based DSL for Java records and POJOs. One type for deep navigation, immutable update, bidirectional mapping, and effects across records + plain POJOs + Lombok. Optional compile-time codegen.

annotation-processor codegen deep-copy dsl functional-programming immutable java lens lombok optics records

Last synced: 26 Jun 2026

https://github.com/marttp/spring-boot-lgtm-opentelemetry-template

Spring Boot 3.x template with OpenTelemetry Agent

java lgtm opentelemetry spring-boot

Last synced: 23 Aug 2025

https://github.com/dvgaba/easy-random

The simple, stupid random Java beans/records generator

java java-random java-records jdk16 junit protobuf random-data-generation testing

Last synced: 09 Nov 2025

https://github.com/zzzzzzzzyt/tourism-website

旅游网 采用mvc架构 服务端采用servlet

css html java servlet

Last synced: 14 Aug 2025

https://github.com/apache/hbase-thirdparty

Mirror of Apache HBase Third Party Libs

database hbase java

Last synced: 23 Aug 2025

https://github.com/raydac/jute

Small maven plugin allows to execute JUnit tests as separated external processes.

java maven-plugin test-driven-development testing

Last synced: 09 Mar 2026

https://github.com/mlang/freedots

MusicXML to Braille Music transcription

blind braille java music musicxml transcription

Last synced: 18 Aug 2025

https://github.com/mindawei/cdn

2017华为软件精英挑战赛初赛、复赛、决赛代码。(最终排名总决赛第14名)

dijkstra game huawei java min-cost-flow zkw

Last synced: 02 Aug 2025

https://github.com/nayuki/deflate-library-java

Efficient DEFLATE compressor and decompressor in pure Java.

decompression deflate deflate-format java library

Last synced: 30 Jul 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/igr/swingspy

Swing introspector, shows a hierarchy of dialog's elements under the cursor.

java swing swing-gui utility

Last synced: 11 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/reachsumit/tensorflow-mobilenet-which-car-is-that

Android app containing an Image classifier based on transfer learning CNN using Tensorflow 1.4.1 on Stanford's Imagenet cars dataset

android-application deep-neural-networks imagenet-classifier imagenet-dataset java playstore-sample python-3 tensorflow tensorflow-android transfer-learning

Last synced: 24 Jul 2025

https://github.com/nuhu-ibrahim/time-table-scheduling

A time table scheduling system using genetic algorithm

genetic-algorithm java javase table-scheduling timetable-generator

Last synced: 10 Apr 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/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/Pradyuman7/Algorithmics

A Java library for people who want to implement some algorithms quickly.

algorithms competitive-programming hacktoberfest hacktoberfest2022 java java-library

Last synced: 12 Jun 2025

https://github.com/thenishchalraj/passwordstrengthbar

An android library to show the password strength using four strength bars with colours set for each and methods available to play with strength of bars.

android android-application android-development android-library android-ui custombar hacktoberfest java password-strength passwordstrengthbar-library strength-bars

Last synced: 17 Feb 2026

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/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