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/cami-la/java-poo-curso-em-video

Código fonte das aulas do curso Curso completo de Programação Orientada a Objetos (POO) com a linguagem Java. Aborda os principais conceitos como Classes, Objetos, instanciamento, abstração, encapsulamento, herança, polimorfismo e muito mais. Criado pelo professor Gustavo Guanabara para o Curso em Vídeo, explica todos os conceitos de POO de uma maneira simples, objetiva e divertida.

curso-em-video curso-em-video-java cursoemvideo gustavo-guanabara gustavoguanabara java java-oop java-oop-course orientacao-a-objetos poo

Last synced: 23 Apr 2025

https://github.com/dathoangse/java-cqrs-commandbus

A lightweight & highly extensible CQRS Command Bus for implementing application services and CQRS architectural pattern in Java

architecture command-bus cqrs-architectural-pattern cross-cutting-concerns java middleware

Last synced: 14 Jan 2026

https://github.com/gooid/gocv

Go bindings for OpenCV 3.3+ (full functions, easy to use)

android dnn go golang java ml opencv

Last synced: 17 Jan 2026

https://github.com/futaosmile/springbootintegration

SpringBoot集成学习项目 SpringBoot Integration

druid elasticsearch gradle java kotlin mybatis redis rocketmq springboot swagger

Last synced: 23 Apr 2025

https://github.com/twostack/bitcoin4j

Bitcoin SV Library for Java

bitcoin blockchain bsv hacktoberfest java

Last synced: 14 Jan 2026

https://github.com/floriansw/grohe-ondus-api-java

Java implementation of the Grohe ONDUS API REST interface

api grohe java rest

Last synced: 04 Jul 2025

https://github.com/mybatis/hazelcast-cache

MyBatis Hazelcast adapter

cache hazelcast java

Last synced: 21 Aug 2025

https://github.com/dpressel/sgdtk

A Java library for Stochastic Gradient Descent (SGD)

crf java logistic-regression sgd svm

Last synced: 23 Mar 2025

https://github.com/parttimenerd/meta-agent

Instrument instrumenting agents to see how they transform classes

instrumentation java java-agent

Last synced: 30 Jun 2025

https://github.com/connyduck/pixelwallpaper

A colorful pixelated live wallpaper for Android

android colorful customization java wallpaper xml

Last synced: 10 Oct 2025

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

ConfigCat SDK for Java. ConfigCat is a hosted feature flag service: https://configcat.com. Manage feature toggles across frontend, backend, mobile, desktop apps. Alternative to LaunchDarkly. Management app + feature flag SDKs.

android configcat configuration configuration-management feature-flag feature-flags feature-toggle feature-toggles featureflags java remote-config

Last synced: 13 Aug 2025

https://github.com/corwur/cytoscapeneo4j

Cytoscape plugin for neo4j

cypher-query cytoscape java neo4j plugin

Last synced: 03 Apr 2025

https://github.com/ushelp/easybackup

Java 免费开源内容备份,压缩,远程发送一体化任务调度应用及引擎框架。Java content backup, compression, sending service application and engine framework.

application backup backups compression content-compression database database-backup database-backup-application easybackup-engine-framework easybackup-web-manger engine engine-framework java java-8 mysql project-backup system-backups

Last synced: 04 Oct 2025

https://github.com/niesfisch/java-code-tracer

JCT is a call graph generator that works via byte code instrumentation. it records the flow through your application to gather call statistics. It helps to analyze which code is still used in production and which code can be removed (e.g. for big monolithic legacy applications)

bytecode callgraph java javaagent jdk jre jvm legacy profile profiler stack stacktrace tracer tracing

Last synced: 23 Jun 2025

https://github.com/gurleensethi/loggerpreferences

Get to know which class changed the value in SharedPreferences.

android android-development android-library java kotlin kotlin-android

Last synced: 20 Jul 2025

https://github.com/padarom/java-migrations

:page_with_curl: Laravel inspired DBS-independent Database Migrations for Java 8 (work in progress)

database database-migrations java library

Last synced: 13 Apr 2025

https://github.com/sigpwned/chardet4j

Simple, compact charset detection for Java 8+

chardet chardetect charset-detector icu4j java

Last synced: 17 Mar 2025

https://github.com/rapter1990/springbootminio

Spring Boot with the usage of Minio running on Docker , AOP and Exception Handling

aop docker exception-handling java minio spring-boot

Last synced: 15 Oct 2025

https://github.com/maxisandoval37/webapp-maxcotas

MAXcota Web App - Spring Boot

java spring-boot spring-security thymeleaf

Last synced: 17 Mar 2025

https://github.com/catman85/javafx-student-management-system

A Java application for managing students teachers, and grades.

java javafx javafx-application javafx-gui maven sqlite

Last synced: 10 Apr 2025

https://github.com/yugui/grpc-custom-serializer

An set of example implementations which shows how to serialize gRPC messages in JSON

cpp golang grpc java json ruby

Last synced: 10 Apr 2025

https://github.com/mscheong01/interfaice

Define an interface, and use LLM as your implementation!

ai artificial-intelligence chatgpt gpt java kotlin large-language-models llm proxy spring spring-boot

Last synced: 03 May 2025

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

UCloud SDK for Java

developer-tools devops java sdk ucloud

Last synced: 10 Apr 2025

https://github.com/oussamabonnor1/find_the_letter_material_design

litterature game made using javaFX and FXML, small collaboration, the game is about finding the missing letters from a word using different hints (an image, incomplete word..etc).

desktop fxml game intellij-idea java javafx material-design

Last synced: 23 Oct 2025

https://github.com/chanran/addressbook

java桌面应用--通讯录

addressbook java javafx-desktop-apps mysql

Last synced: 10 Apr 2025

https://github.com/team142/gg

An in-browser multiplayer tank battle game

babylonjs docker game gradle java javascript rollup spring spring-boot velociraptors websocket

Last synced: 08 Jul 2025

https://github.com/Vorlonsoft/GradleMavenPush

Helper to upload Gradle Android Artifacts, Gradle Java Artifacts and Gradle Kotlin Artifacts to Maven repositories (JCenter, Maven Central, Corporate staging/snapshot servers and local Maven repositories).

aar aar-library android android-library artifact artifacts gradle gradle-build gradle-java jar java java-library jcenter kotlin kotlin-library maven maven-repository mavencentral snapshot staging

Last synced: 21 Nov 2025

https://github.com/epam/Gepard

Test Automation Framework

framework java junit test-automation

Last synced: 27 Feb 2025

https://github.com/loiane/java-spring-extension-pack

Visual Studio Code Extension Pack for Java + Spring developers.

java spring spring-boot springboot visual-studio-code vscode

Last synced: 23 Mar 2025

https://github.com/eyesniper2/skRayFall

An addon for skript that adds Citizens support, EffectLib support and other features.

addon bukkit java kotlin skript skript-language

Last synced: 26 Feb 2025

https://github.com/ekino/jcv

JSON Content Validator (JCV) allows you to compare JSON contents with embedded validation.

assertions assertj assertj-assertions hamcrest hamcrest-matchers java jcv json jsonassert testing wiremock wiremock-mappings

Last synced: 12 Apr 2025

https://github.com/joel-costigliola/elastic-search-test

ESIntegTestCase example

elasticsearch java test

Last synced: 11 Apr 2025

https://github.com/rootulp/hackerrank

:pencil2: Hackerrank solutions

hackerrank java problems python ruby

Last synced: 11 Apr 2025

https://github.com/cleasbycode/pdvzip

Embed a ZIP or JAR file within a PNG image to create a tweetable and "executable" PNG-ZIP polyglot image file. CLI / Web tool.

arbitrary-data cli-tools cpp hacking infosec jar java linux png polyglot polyglot-files polyglots powershell pwsh python tweetable-zip twitter x-platform zip zipfile

Last synced: 12 Apr 2025

https://github.com/oktadev/spring-boot-vue-example

Bootiful Spring Boot + Vue Example

bootiful java spring-boot typescript vue vuejs

Last synced: 05 Mar 2026

https://github.com/veilair/java-development

An ongoing curated list of frameworks, books, articles, talks, screencasts, recordings, libraries, learning tutorials and resources about Java Development.

java java-17 java-9 java-application java-apps java-code-best-practices java-codes java-collections java-developer java-developer-vm java-development-kit java-development-tools java-frameworks java-security

Last synced: 12 Jun 2025

https://github.com/picturesafe/picturesafe-search

picturesafe-search is an open source Java wrapper for Elasticsearch, implementing an opinionated, fresh approach to implement new search/analytics enabled applications or enhance legacy software based on relational databases with powerful full text search capabilities.

elasticsearch java search search-engine

Last synced: 12 Jan 2026

https://github.com/praj-foss/swing-graalvm-demo

Swing demo app compiled with GraalVM native-image

graalvm java native-image swing

Last synced: 17 Sep 2025

https://github.com/hongmaple/salted-fish

类似于闲鱼二手交易应用 具备手机端宝贝发布,购买,留言,收藏,订单管理,宝贝管理,发货管理 pc管理端可以进行宝贝交易代理,宝贝审核,人员管理,分类管理等功能。

java ssm vue

Last synced: 10 Mar 2026

https://github.com/zoltan-nz/kafka-spark-project

Distributed System in Docker with Apache Kafka and Spark for big data streaming and visualisation (NodeJS, TypeScript, React, NestJS, Java)

java javascript kafka nodejs spark typescript

Last synced: 03 Jul 2025

https://github.com/forge/intellij-idea-plugin

JBoss Forge IntelliJ IDEA Plugin

forge idea-plugin java jboss-forge

Last synced: 09 Jul 2025

https://github.com/pgssoft/httpclientmock

Library for mocking Java 11 HttpClient.

httpclient java mock test unit-testing

Last synced: 22 Apr 2025

https://github.com/shurjopay-plugins/sp-plugin-java

shurjoPay plugin module for Java application

java payment-gateway payments shurjomukhi shurjopay spring spring-boot

Last synced: 12 May 2025

https://github.com/amrdeveloper/tank

Dynamic type Object oriented and scripting language written in Java

interpreter java lox lox-interpreter lox-language oop-languages programming-language scripting-language

Last synced: 12 Apr 2025

https://github.com/croc-code/jxfw

Java eXtendable FrameWork

ddd java spring spring-boot

Last synced: 14 Apr 2025

https://github.com/augustd/burp-suite-utils

Utilities for creating Burp Suite Extensions.

burp burp-api burp-extensions burp-plugin burpsuite java

Last synced: 16 Jan 2026

https://github.com/lemire/sparsebitmap

A simple sparse bitmap implementation in java

bitset compression java

Last synced: 30 Jul 2025

https://github.com/thatbeautifuldream/dsa

This repository consists of all the material from my data structures and algorithms preparation.

algorithms data-structures java problem-solving

Last synced: 14 Apr 2025

https://github.com/dantevg/webstats

Spigot plugin to display the scoreboard, PlaceholderAPI and other plugin statistics on the web

java minecraft minecraft-plugin minecraft-scoreboard mysql placeholderapi-support spigot spigot-plugin

Last synced: 08 Mar 2026

https://github.com/dadoonet/elasticsearch-java-client-demo

Elasticsearch Client Java Sample project

elasticsearch elasticsearch-client java

Last synced: 14 Apr 2025

https://github.com/doudoutangs/3.salary_system

github不会经常在线,可加QQ:553039957,详谈。薪资管理系统:是一套简洁薪资管理系统,虽然界面简单,但其功能强大。系统分为了五大模块:考勤与工资,薪资设置,部门管理,公告管理,系统管理。主要技术:Springboot+MyBatisPlus+MySQL+jQury,Layui

java jquery layui mybatis-plus mysql spring-boot

Last synced: 13 May 2025

https://github.com/satoshun/rxwebview

RxJava2 binding APIs for Android's WebView

android java kotlin rxjava rxjava2 webview

Last synced: 12 Aug 2025

https://github.com/xxdark/classfile

Java classfile library

bytecode classfile-parser java

Last synced: 10 Aug 2025

https://github.com/tmobile/casquatch

Casquatch: an open source Java abstraction layer for Cassandra databases

cassandra datastax java spring-boot

Last synced: 21 Aug 2025

https://github.com/datl4g/klient2klient

Discover devices in your network and create a connection between them to send data

java kotlin library multiplatform p2p

Last synced: 09 Mar 2026

https://github.com/simaxme/java.nvim

A neovim plugin to move and rename java files and do other things.

java neovim neovim-lua-plugin neovim-plugin neovim-plugins

Last synced: 14 Mar 2025

https://github.com/openbrms/openbrms

OpenBRMS is a cloud native business rules management system with scripted rules

brms business-rules business-rules-engine java knative quarkus rule-engine

Last synced: 12 Apr 2025

https://github.com/derive4j/derive4j-fj

Automatic derivation of functional-java typeclasse instances and optics

derive4j functional-programming functionaljava java java-8 typeclasses

Last synced: 28 Oct 2025

https://github.com/viralvaghela/telegram-bot-array-index-out-of-bound

This Bot will provide you with a variety of features, including programming quotes, jokes, random jokes, and real-time global Covid-19 data. Additionally, it offers a wide range of resources such as books, videos, and tutorials to assist you in learning programming.

bot java java-spring-boot javabot random-jokes telegram-bot telegram-bot-array telegram-bots telegram-jav telegram-java-api

Last synced: 09 Oct 2025

https://github.com/terl/resource-loader

Getting files out of a JAR or loading a shared library is difficult. We made it easy.

jar java java-8 library loading shared-library

Last synced: 10 Apr 2025

https://github.com/eclecticlogic/eclectic-orc

Annotation driven Java object writer for ORC with runtime code generation for speed.

converter java orc writer

Last synced: 01 Feb 2026

https://github.com/bkahlert/kommons

Kommons is a set of Kotlin Multiplatform Libraries (MPP) to allow the execution of command lines / scripts, to support print debugging and to ease testing.

command-line java kaomoji kotlin logger logging shellscript time unicode

Last synced: 01 Apr 2026

https://github.com/mainakrepositor/super-ciphers

A collection of some of the amazing cryptographic Ciphers in C++, Python and Java with a detailed documentation and approach map. (Particularly helpful for Blockchain. and designing Encryption Algorithms)

arithmetic blockchain cipher-algorithms cpp cryptography java logic python3

Last synced: 26 Oct 2025

https://github.com/thomasvitale/spring-boot-next-gen-apps

Samples showcasing new features and capabilities in Spring Boot 3 and Spring Framework 6

buildpacks cloud-native graalvm java spring-boot spring-framework

Last synced: 28 Oct 2025

https://github.com/salaboy/k8s-operator

Simple Kubernetes Operator Using Spring Cloud Gateway and Spring Cloud Kubernetes

cloud java kubernetes operator spring

Last synced: 10 Apr 2025

https://github.com/woowacourse-teams/2020-songpa-people

Instagram HashTag 지도화 서비스

java spring-boot vue

Last synced: 13 Apr 2025

https://github.com/aquazus/d1proxy

A simple yet powerful Java 11 TCP MITM proxy for Dofus 1.29.1

dofus java mongodb network network-analysis network-monitoring networking proxy

Last synced: 09 Jul 2025

https://github.com/artipie/asto

Abstract Storage for All Artipie Slices

java java-8 storage

Last synced: 07 Oct 2025

https://github.com/memfault/bort

Memfault SDK for AOSP-based Android devices. Observability, logging, crash reporting, and updating all in one service. More information at https://docs.memfault.com.

android aosp bugreports firmware java kotlin memfault observability ota sdk

Last synced: 11 Jan 2026

https://github.com/kpavlov/tachyon

💫 Tachyon MCP Runtime for JVM - a Java Model Context Protocol server with Streamable HTTP, native Netty transports, tasks, resources, prompts, resumable sessions, and stateless deployment support.

ai ai-agent-tools ai-agents ai-agents-mcp java java-21 java-25 java-26 llm-tools mcp model-context-protocol netty server

Last synced: 03 Jul 2026

https://github.com/arconia-io/arconia-migrations

Tools and OpenRewrite recipes to automate refactoring, migrations, and upgrades for Java projects.

arconia docling java junit migrations open-rewrite spring-boot testcontainers

Last synced: 30 Jun 2026

https://github.com/mlomb/freetype-jni

Java binding to the FreeType library using JNI

freetype-jni freetype-library java jni

Last synced: 06 May 2025

https://github.com/hoangsonww/graph-data-structure

🔍 This repository explores the graph data structure, focusing on its application in analyzing large texts and developing the Word Graph Game. It includes algorithms for text analysis, graph construction, and game logic, offering a comprehensive toolkit for educational and development purposes.

graph graph-algorithms graph-data-science graph-datastructures graph-theory graphs java java-8

Last synced: 11 Apr 2025

https://github.com/hoangsonww/binary-search-tree-dsa

🌳 This repository is dedicated to the Binary Search Tree (BST) data structure, featuring a comprehensive demo of all its functionalities including insertion, deletion, search, and traversal operations. It serves as an educational resource for understanding BSTs in depth, offering code examples and explanations suitable for students and developers.

algorithms binary-search binary-search-algorithm binary-search-tree binary-search-tree-operations binary-search-tree-traversal binary-tree binary-tree-array binary-tree-linked-list bst bst-tree data-structures java java-8

Last synced: 14 Oct 2025

https://github.com/vm-001/mybatis-xml-generator

Generates MyBatis XML by using reflection and custom velocity templates.

java mybatis tools

Last synced: 11 Apr 2025

https://github.com/hoangsonww/sorting-algorithms-dsa

🔄 This repository delves into sorting algorithms, with a special emphasis on the implementation of Merge Sort to organize artworks in a museum setting. It provides a detailed guide on sorting principles, Merge Sort algorithm adaptation, and its application to real-world scenarios.

java java-8 merge-sort mergesort museum museum-collections sort sorting sorting-algorithms sorting-algorithms-comparison sorting-algorithms-implemented

Last synced: 11 Apr 2025

https://github.com/eocode/docker-spark-big-data

Exercises in Spark with Docker and Data Languages

big-data data-science docker java python scala spark

Last synced: 11 Oct 2025

https://github.com/lemire/indexwikipedia

A simple utility to index wikipedia dumps using Lucene.

java lucene wikipedia-dump

Last synced: 29 Oct 2025