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.
- GitHub: https://github.com/topics/java
- Wikipedia: https://en.wikipedia.org/wiki/Java_(software_platform)
- Created by: James Gosling
- Released: May 23, 1995
- Aliases: java-8, java8, java11, java-11, jvm, jdk, openjdk, javase, java-se,
- Last updated: 2026-07-05 00:12:35 UTC
- JSON Representation
https://github.com/anishlearnstocode/hackerrank-interview-preparation-kit
Solutions to Interview Preparation Kit Questions on HackerRank.
algorithms cpp data-structures hackerrank interview-preparation java programming python python3 solutions
Last synced: 08 Aug 2025
https://github.com/mfvanek/pg-index-health-demo
Demo apps for pg-index-health library
gradle hacktoberfest java java-21 junit liquibase lombok mutation-testing pitest postgres postgresql testcontainers
Last synced: 19 Feb 2026
https://github.com/raymondxu/java-workshop
Intermediate Java workshop on variables, abstraction, and design patterns ☕
Last synced: 15 Aug 2025
https://github.com/chen0040/java-genetic-programming
Genetic-programming framework for various genetic programming paradigms such as linear genetic programming, tree genetic programming, gene expression programming, etc
classification-algorithm evolutionary-algorithms evolutionary-computation gene-expression genetic-programming java linear-genetic-programming machine-learning optimization optimization-algorithms symbolic-regression tree-gp
Last synced: 10 Sep 2025
https://github.com/richard-austin/security-cam
CCTV Security cam NVR accessible via web directly or through Cloud. service. Run on Raspberry pi
angular cctv-monitoring dpkg dpkg-deb ffmpeg golang groovy java nvr onvif onvif-discovery ptz python raspberry-pi rtsp security-camera spring-boot spring-security ubuntu webapp
Last synced: 08 Jan 2026
https://github.com/dlr-sc/maven-tycho-demo
A sample project explaining Maven Tycho for Eclipse RCP applications.
Last synced: 14 Apr 2025
https://github.com/qaf-tm/qaf-support-ws
Support project that provides ready to use steps for webservices
bdd java qaf rest rest-api test-automation testng webservices
Last synced: 08 Aug 2025
https://github.com/couchbase-examples/java-springboot-quickstart
Entry level Couchbase Java Spring Boot tutorial/demo. Steps to build a REST API to manage user profile CRUD operations..
couchbase java quickstart spring spring-boot springboot
Last synced: 20 Feb 2026
https://github.com/magillem/generator-jhipster-pages
sub generator for forms
angular angular4 generator java jhipster jhipster-module spring-boot yeoman-generator
Last synced: 08 Mar 2026
https://github.com/sormuras/idea-junit-webinar
IntelliJ IDEA and JUnit: Writing, Finding, and Running Tests
Last synced: 09 Mar 2026
https://github.com/lucasrmagalhaes/matches-simulator-java_kotlin
Sportheca Mobile DEV Week - Simulador de Partidas 🎲
android-studio dio firebase java kotlin sportheca
Last synced: 24 Aug 2025
https://github.com/pavankjadda/eshopping
eShopping application implemented with Spring Boot, Spring Security, Spring Data and Spring Session
hazelcast hibernate java mysql spring-boot spring-cache spring-data-jpa spring-security spring-session
Last synced: 26 Aug 2025
https://github.com/fracpete/multisearch-weka-package
Weka package for parameter optimization, similar to GridSearch, but with arbitrary number of parameters.
classification java machine-learning optimization plugin regression weka
Last synced: 04 Mar 2026
https://github.com/arsy786/spring-boot-roadmap
This repo serves as a thorough guide to mastering Spring Boot!
Last synced: 10 Aug 2025
https://github.com/houarizegai/javainterview
Java Interview Coding Challange.
interview-challenge interview-questions java java-interview java-interview-questions
Last synced: 18 Aug 2025
https://github.com/aymane-maghouti/big-data-project
This project aims to predict smartphone prices using a combination of batch and stream processing techniques in a Big Data environment. The architecture follows the Lambda Architecture pattern, providing both real-time and batch processing capabilities to users.
apache-airflow apache-kafka apache-spark batch-processing big-data-projects hbase hdfs ingestion java lambda-architecture machine-learning postgresql-database powerbi pyspark python spring-boot streaming
Last synced: 29 Oct 2025
https://github.com/galan/verjson
A Java serializer for evolving data-structures
jackson java json-schema schema-evolution transformations
Last synced: 15 Oct 2025
https://github.com/marthym/juery
Juery is a tiny Java library to manage search and filter query from user to database.
Last synced: 10 Apr 2025
https://github.com/f-lab-edu/modu-ui-market
자신만의 마켓을 만들어 물건을 판매할 수 있는 오픈마켓 서비스입니다.
Last synced: 12 Oct 2025
https://gitlab.com/visnow.org/VisNow
Generic visualization framework
3D java java3d scivis visnow visualization
Last synced: 17 Jan 2026
https://github.com/xtrafrancyz/acamar
Minecraft ping service with MySQL backend
Last synced: 14 Jan 2026
https://github.com/quarkiverse/quarkus-doma
Quarkus Doma Extension
annotation-processing domaframework java orm quarkus-extension sql
Last synced: 10 Mar 2026
https://github.com/depromeet/ding-dong-be
Ding Dongㅣ서로의 TMI를 공유하고 친해지고 싶은 마음을 전하세요
Last synced: 19 Apr 2025
https://github.com/dietechniker/3rdparty-privacy-proxy
Deliveres functionality to securely fetch and provide 3rd Party resources as well as proxying requests back to the 3rd Party Provider. This is the base library you use as a dependency within your own Privacy Proxy project. See the docs and the examples project to implement your own.
3rdparty-governance data-protection gdpr java library maven-dependency privacy proxy reverse-proxy spring-boot
Last synced: 12 Oct 2025
https://github.com/soneso/stellar-java-mnemonic
A Java library that can be used to create mnemonics for the Stellar Network (e.g. for your Android app)
android blockchain cryptocurrency java key-derivation mnemonic mnemonics stellar stellar-network
Last synced: 27 Apr 2025
https://github.com/apache/chemistry-cmislib
Mirror of Apache Chemistry CMISLib
chemistry csharp java library objective-c php python
Last synced: 08 Oct 2025
https://github.com/avarel/kaiper
Functional scripting in Java.
dynamic-languages dynamic-programming java jvm language programming-language
Last synced: 13 Oct 2025
https://github.com/alxkm/streamer
Java stream library
collections collections-framework collections-java java java-8 javastreams javautility javautils steam-api
Last synced: 13 Oct 2025
https://github.com/apposed/appose
Interprocess environment manager 🧊
conda deep-learning interprocess java maven pypi python shared-memory shm
Last synced: 28 Jan 2026
https://github.com/chinalhr/gungnir
Gungnir是一个基于Spring,Netty,Zookeeper的轻量级分布式RPC服务框架
java netty rpc rpc-framework spring-boot zookeeper
Last synced: 28 Jul 2025
https://github.com/davidhancu/javachallenges
Are you a beginner in Java? Or are you an expert? No matter your level of expertise, you can find challenges and project ideas here.
challenges ideas java projects
Last synced: 01 Sep 2025
https://github.com/kakarottocui/android-exam
基于Java、SpringBoot和uniapp在线考试系统安卓APP微信小程序
android java maven mysql spring-boot uniapp vue
Last synced: 28 Jul 2025
https://github.com/priyansh17/dear-diary
The App aims at helping people to fight from depression and communicate with them at a 1-1 basis alongside giving them suggestions based on their choices which will be taken from the user in various formats such as MCQ for a one time basis and Diary entries of user on a daily basis. The app aims to help mainly people who are introvert and don't share their emotions easily with others who are depressed. we aim to ulift their emotions and make world a better place for them.
android depression diary-entries emotions hacktoberfest hacktoberfest-2021 hacktoberfest-accepted hacktoberfest-starter hacktoberfest2021 java kotlin-android python3 recommendation-system recommender-engine sentiment-analysis sentiments
Last synced: 29 Oct 2025
https://github.com/panga/lite-beans
LiteBeans is implementation of the java.beans package based on the Apache Harmony project
Last synced: 21 Sep 2025
https://github.com/consiglionazionaledellericerche/sigla-main
Sistema Informativo Gestione Linee di Attività
accounting-software docker ejb3 fatturazione-elettronica gcp-cloud-build java jee siope spring thorntail wildfly
Last synced: 12 Jan 2026
https://github.com/sa-shiro/minecraft-forge-1.12.2-basemod
This is a Base Version of a basic Forge Mod (1.12.2)
basemod basic code easy forge forge-mod forgegradle graddle intellij java minecraft minecraft-forge mod modding modding-tutorials source starter-kit starter-template worldgen
Last synced: 29 Jul 2025
https://github.com/gouravkhunger/accolib
Amazing and easy to use Accordion Library for Android built with kotlin
android android-library android-ui hacktoberfest java kotlin
Last synced: 08 Mar 2026
https://github.com/harp077/pj-ntp-server
Pure Java NTP server. Releases = https://sourceforge.net/projects/pj-ntp-server
java ntp ntp-server pure server sntp sntp-server
Last synced: 14 Apr 2025
https://github.com/liyupi/yu-ai-code-mother
编程导航 2025 年 AI + 微服务全栈新项目,基于 Spring Boot 3 + LangChain4j 构建对标大厂的 AI 应用生成平台,支持多种模式的智能代码生成、可视化编辑预览、一键部署分享、应用管理、AI 智能路由等。覆盖 AI 智能体开发、LangGraph4j 工作流、Tool Calling、SSE、Vue 3 全栈开发、Spring Cloud 微服务架构、MySQL / Redis / COS / Caffeine 存储、Nginx、多种设计模式、ARMS + Prometheus + Grafana 监控、Cursor Vibe Coding 等核心技术。 用一套教程掌握大厂级 AI 智能体开发+前后端核心技术,成为 AI 时代企业的香饽饽,给你的简历增加竞争力
ai backend deepseek frontend java langchain4j langgraph4j mysql nginx project redis springboot springcloud vue
Last synced: 31 Jul 2025
https://github.com/adilmohak/spring-mvc-bookstore
A spring MVC simple project, bookstore management system
apache-tomcat-9 bookstore-management-system bootstrap4 java jdbc jsp jsp-servlet mysql servlet spring-mvc spring-mvc-crud
Last synced: 02 Apr 2026
https://github.com/coding-delight-01/dsa-in-java
A beginner friendly repository made specifically for open source beginners. Contribute on this repository with valid pull requests
algorithms-and-data-structures beginner-friendly hacktoberfest hacktoberfest-accepted java
Last synced: 22 Sep 2025
https://github.com/kavithma-thushal/ginzarestaurant
Restaurant using java 11, javafx & maven
Last synced: 25 Jul 2025
https://github.com/abdelhak-zaaim/spring-boot-parcel-delivery-system
The DeliX project is a comprehensive system, designed to streamline the transport and delivery of parcels.
delivery delivery-service java jwt-authentication spring-boot spring-security thymeleaf-template-engine tracking-parcels
Last synced: 10 Apr 2025
https://github.com/toxicity188/questadder
Can make every quest you can imagine!
arclight java kotlin minecraft minecraft-plugin paper plugin pufferfish purpur quest quest-plugin quests quests-plugin rpg spigot spigot-plugin wiki
Last synced: 11 Apr 2025
https://github.com/svenruppert/jdbc-dao
minimalistic JDBC based DAO
connection-pool dao design-pattern functional java java8 java9 jdbc-dao rdbms sql
Last synced: 10 Apr 2025
https://github.com/revelc/zookeeper-maven-plugin
A Maven plugin for launching a ZooKeeper server for integration testing
hacktoberfest integration-testing java maven maven-plugin zookeeper
Last synced: 02 May 2025
https://github.com/saturnsvoid/java-http-botnet-frame
A HTTP bot in Java with basic commands and ability's
botnet cross-platform http http-bot java
Last synced: 13 Apr 2025
https://github.com/szpak/spock-global-unroll
Spock extension automatically enabling parametrized tests unrolling in the whole project
groovy java parametrized-tests spock spock-extension spock-plugin
Last synced: 10 Apr 2025
https://github.com/fadouse/jvmbenchmark
JVMBenchmark evaluates the performance impact of code obfuscation on Java applications using JVM 17 and JDK 17. It helps developers balance security with potential performance trade-offs.
benchmark java jvm performace-testing
Last synced: 23 Apr 2025
https://github.com/harshalrj25/bugz_flutter_game
A 2D game created using flutter. My submission for the Flutter create contest 2019.
2d-game android flare flare-animation flutter flutter-app flutter-demo flutter-examples flutter-game flutter-material flutter-ui fluttercreate fluttercreatesubmissions2019 game game-2d game-development ios java objective-c swift
Last synced: 30 Apr 2025
https://github.com/humbertodias/noaa-parse-grib-files
Java Way to download and parse GRIB files
Last synced: 08 Sep 2025
https://github.com/opentracing-contrib/java-rxjava
OpenTracing Instrumentation for RxJava
java opentracing rxjava rxjava2
Last synced: 07 Jul 2025
https://github.com/notiska/kirjava
A Java bytecode library for Python.
assembler bytecode disassembler java jvm
Last synced: 10 Apr 2025
https://github.com/open-coffee/opencoffee-starter
The glue of the OpenCoffee
hacktoberfest java spring-boot-starter
Last synced: 30 Jun 2026
https://github.com/ethanlin-twer/java-reflection-in-action
A Chinese translation of the book Java Reflection In Action editing with gitbook.
java jvm meta-object-protocol meta-programming reflection
Last synced: 28 Oct 2025
https://github.com/finn-no/retriable-kafka-consumer
Retriable consumer pool for kafka
Last synced: 10 Apr 2025
https://github.com/reljicd/spring-boot-cassandra
Spring Boot + Apache Cassandra example app
apache-cassandra bash bash-script cassandra cassandra-cql cql docker docker-compose dockerfile java java-8 junit maven pom shell shell-script spring-boot spring-data-cassandra spring-test
Last synced: 10 Apr 2025
https://github.com/aimtiaz11/ms-sqlserver-jdbc-tester
Command line Java app to test JDBC connection to Microsoft SQL Server Database using 9.2.0 SQL Server JDBC driver.
java jdbc-connection microsoft-sql-server
Last synced: 30 Oct 2025
https://github.com/exadel-inc/etoolbox-query-kit
Provides the UI and API for easily creating and transforming data queries in languages such as XPath, JCR-SQL2, etc. for the AEM ecosystem
aem aem64 aem65 exadel-martech jackrabbit java jcr jcr-sql2 lucene query xpath
Last synced: 15 Apr 2025
https://github.com/gurleensethi/android-work-manager
Code for tutorial on Android Work Manager | TheTechnoCafe
android android-application android-development android-library android-studio java manager work workmanager
Last synced: 13 Apr 2025
https://github.com/nihatquliyev/atm-app
Single ATM app
java java-collections-api java-se
Last synced: 23 Jun 2025
https://github.com/islati/commons
🧩 Plugin Development Framework for Spigot / Bukkit (Minecraft) Servers. Abstracted away all boiler plate code, now just focus on creating content 🥽
java minecraft minecraft-plugin minecraft-plugin-development
Last synced: 14 May 2025
https://github.com/dizitart/jbus
An Open Source Event Bus for Java 1.6+
event-bus java weak-references
Last synced: 17 Feb 2026
https://github.com/virgiledjimgou/android-application-for-traffic-sign-recognition
Android App APTSR is an advanced driver assistance system that recognizes and relays traffic sign information to drivers via the smartphone screen or instrument panel. APTSR systems can recognize speed limit signs, do not enter signs, and stop signs ...etc. APTSR aims to help make drivers more aware and able to make better safer driving decisions.
android-application deep-learning gps java tensorflow2 traffic-sign-classification
Last synced: 24 Apr 2026
https://github.com/rollczi/liteindex
💜 LiteIndex - Fast library for indexing box/area in space by vectors/location/position.
java optimization optimization-algorithms
Last synced: 08 May 2025
https://github.com/thomasleplus/java-sql-inspector
Utility to test Java code for SQL injection vulnerabilities.
antlr antlr-4 antlr-grammar antlr4 antlr4-grammar antlr4-java information-security infosec java jdbc jdk security sql sql-injection-vulnerabilities
Last synced: 10 Apr 2025
https://github.com/aaron-akhtar/idetection
Network Monitoring & Attack Detection
ddos-attacks ddos-detection ddos-detector java network-analysis network-monitoring networking packet packet-capture packets pcap
Last synced: 14 Jul 2025
https://github.com/islamdidarmd/loadingbutton
A small utility to show loading animation inside a button
android button java kotlin loading loadingbutton ui
Last synced: 13 Jul 2025
https://github.com/stefangeyer/challonge-java
Java bindings for the Challonge API
challonge java rest tournament
Last synced: 11 Jan 2026
https://github.com/hibernate/hibernate-ogm-cassandra
Hibernate OGM integration with Cassandra
Last synced: 13 Apr 2025
https://github.com/madbob/gasdotto
Gestionale web-based per i Gruppi di Acquisto
Last synced: 13 Apr 2025
https://github.com/smallnest/rpcx-agent
Agent to invoke rpcx services in C++, Java, Python, C#, Ruby, etc. for rpcx 2.x
cross-platform golang java rpc rpcx
Last synced: 04 Apr 2026
https://github.com/labrijisaad/car_renting_application_with_spring-boot
The car rental management system can be used by companies that manage a car rental project, note that this project only runs on a local machine, but can be modified to run on multiple machines simultaneously for more high efficiency and to serve the whole company.
css3 html5 java jpa-hibernate mysql-database springboot
Last synced: 30 Oct 2025
https://github.com/apache/cordova-create
Apache Cordova Create
cordova cplusplus csharp java javascript library mobile nodejs objective-c
Last synced: 05 Apr 2025
https://github.com/yyunikov/vertx-gradle-starter
Java 8 starter application with example of using Vert.X framework, Gradle build system, profiles configuration and SLF4J
architecture gradle java sample starter starter-template vertx vertx-web
Last synced: 14 May 2025
https://github.com/psumbera/solaris-openjdk
Builds OpenJDK 9 and newer on Solaris.
Last synced: 17 Mar 2026
https://github.com/oneteme/assertapi-core
AssertApi
assertapi continuous-testing enedis jarvis java json migration performance-testing regression-testing rest-api teme test testing testing-framework usf xml
Last synced: 16 Feb 2026
https://github.com/robsonkades/uuidv7
UUIDv7 is a small, high-performance Java library for generating UUID version 7 identifiers
high-performance java jvm uuid uuidv7
Last synced: 30 Jan 2026
https://github.com/nightmirror21/whitelistbytime
Whitelist plugin for minecraft server.
folia folia-plugin foliamc foliamc-plugin gradle java minecraft minecraft-plugin paper paper-plugin papermc papermc-plugin purpur purpur-plugin purpurmc purpurmc-plugin
Last synced: 10 Feb 2026
https://github.com/ministero-salute/it-dgc-verifier-service
The EU Digital COVID Certificate Verifier Service is part of the national backends and caches the public keys that are distributed through the DGCG. It is accessed by the Verifier Apps to update the key store periodically.
backend-service covid-19 digital-covid-certificate java
Last synced: 30 Jan 2026
https://github.com/ardetrick/ory-hydra-refrence-java
An example/reference implementation of Ory Hydra in Java with SpringBoot. Shows the basicis of OAuth2 integraiton with OIDC. Includes a full suite of integration tests using Testcontainers.
gradle java oauth2 oauth2-authorization oauth2-provider oauth2-server oidc ory-hydra playwright playwright-java spring-boot springboot testcontainers
Last synced: 01 Mar 2026
https://github.com/yoyosource/yapion
A Serialization and Deserialization Library
deserialization hackathon hacktoberfest humanreadable java java-library json object-notation serde serialization utils yapion
Last synced: 06 Mar 2026
https://github.com/loweredgames/voidblock
The original Skyblock has been modernized and updated to the latest versions of Minecraft...
Last synced: 02 Apr 2026
https://github.com/pixee/simple-gradle-codemod-tutorial
An example codemodder codemod
Last synced: 31 Jan 2026
https://github.com/haxe4e/haxe4e
Haxe programming language support for the Eclipse IDE
eclipse eclipse-plugin editor haxe java
Last synced: 13 Feb 2026
https://github.com/keremtan/java-spring
This repository has basic information about Spring Framework and a sample application made with Spring Boot.
back-end dependency-injection docker-compose h2-database java postgresql-database rest-api spring spring-boot spring-framework
Last synced: 13 Apr 2025
https://github.com/sentayhu19/simple-hospital-managment-sys-with-java
This is a Hospital management system which allows patients and doctor to get registered and assign patient for selected doctors and the doctor can send req to lab and get report about the patient lab result.
Last synced: 11 Apr 2025