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/bsayli/spring-boot-openapi-generics-clients

End-to-end generics-aware OpenAPI clients with a single canonical {data, meta} contract and RFC 9457 Problem Details — built on Spring Boot 3.5 and Java 21.

api-client code-generation generics httpclient5 java mustache-templates openapi openapi-3 openapi-3-1 openapi-generator problem-details problem-details-for-http-apis restclient spring-boot-3 springdoc swagger

Last synced: 14 Feb 2026

https://github.com/paarthmadan/playground

Fundamental computer science algorithms and preparation for computing contests.

algorithm breadth-first-search canadian-computing-competition ccc dijkstra java python rust

Last synced: 02 Mar 2026

https://github.com/annimon/hotarufx

Programming language for creating animations

animation java javafx programming-language

Last synced: 16 Oct 2025

https://github.com/vimeworld/skinservice

VimeWorld.com Minecraft Skin Service

cloudflare image-api java minecraft minecraft-avatar vimeworld

Last synced: 13 Feb 2026

https://github.com/gongoliers/library-of-gongolierium

A simple Java library for FRC to develop more complex programs with less code

first-robotics-competition frc java

Last synced: 24 Oct 2025

https://github.com/maxim-saplin/mandelbrot

Microbenchmark testing Python, Numba, Mojo, Dart, C/gcc, Rust, Go, JavaScript, C#, Java, Kotlin, Pascal, Ruby, Haskell performance in Mandelbrot set generation

bun c csharp dart dotnet flutter gcc golang haskell java javascript kotlin mojo node nodejs numba pascal python ruby rust

Last synced: 26 Oct 2025

https://github.com/migetapp/migetpacks

Zero-config container builds for 14 languages. Auto-detects Node.js, Python, Go, Ruby, Rust, Java, PHP, .NET, Elixir, Kotlin, Scala, Clojure, Deno, Bun. No Dockerfile required.

buildpacks cloud-native container devops docker dockerfile golang java kubernetes nodejs paketo-alternative python ruby rust

Last synced: 15 Feb 2026

https://github.com/oragejuice/oragehack

A minecraft injection client that uses launchwrapper

java launchwrapper minecraft minecraft-cheat

Last synced: 12 Feb 2026

https://github.com/firebirdsql/decimal-java

Java library to encode and decode IEEE-754 decimals

bigdecimal decimal decimal128 decimal32 decimal64 firebird firebirdsql ieee-754 ieee754 java

Last synced: 03 May 2025

https://github.com/veryfi/veryfi-java

Java module for communicating with the Veryfi OCR API.

api java java-library java-sdk sdk

Last synced: 04 May 2025

https://github.com/raptorbox/raptor

Raptor IoT platform

iot java mqtt mqtt-broker raptor

Last synced: 12 Apr 2025

https://github.com/apache/maven-studies

Apache Maven Studies

build-management java maven

Last synced: 10 Apr 2025

https://github.com/harshitrv/java-programs

List of java programs made during learning java.

awt-gui java jdbc jsp swing swing-gui

Last synced: 10 Apr 2025

https://github.com/yuvalpinter/liveqaserverdemo

Demo server for TREC LiveQA competition

java qa question-answering shared-task trec

Last synced: 17 Mar 2025

https://github.com/omajid/xdg-java

Java bindings for various FreeDesktop.org standards

freedesktop java xdg

Last synced: 01 May 2025

https://github.com/houarizegai/mailssender

Desktop App that allow you to send HTML emails to multiple receivers

java javafx javamail sendmail sendmail-smtp

Last synced: 10 Apr 2025

https://github.com/yhs0602/unzip-corrupt

Unzip ANY zip files that couldn't have been extracted because of corruptions, etc! (In my case for 4 month for a corrupt 2GB zip file)

android android-application corruption file fix java zip

Last synced: 26 Mar 2025

https://github.com/mutasimali/wifi-car-control

arduino - android tcp client - wifi car https://opooq.com

android android-tcp-client arduino controller java wifi wifi-car-control

Last synced: 10 Jan 2026

https://github.com/lucimber/meta-openjdk-temurin

This is a software layer for Java VMs, for use with OpenEmbedded and Yocto Project build systems. The binaries are provided by the Eclipse Temurin Project.

eclipse java jvm openembedded openjdk temurin yocto

Last synced: 10 Apr 2025

https://github.com/apache/activemq-nms-openwire

Mirror of Apache ActiveMQ NMS OpenWire client library

activemq c cplusplus csharp java network-client network-server perl php python ruby

Last synced: 12 Apr 2025

https://github.com/AoElite/claude4j

A very simple java library to interact with Claude's API

anthropic anthropic-claude claude claude-3 claude-ai claude-api java library

Last synced: 09 May 2025

https://github.com/artipie/composer-adapter

PHP Composer Adapter for Artipie

composer java php

Last synced: 13 May 2025

https://github.com/0x4e0x650x6f/pwn4jshell

Java Web shell project

java webshell

Last synced: 11 May 2025

https://github.com/codeintrovert/90daysofdsa

A Series of #90DaysLeetCodeChallenge where I solve 90 leetcode problems in 90 Days!

data-structures dsa github github-copilot java learn leetcode leetcode-java leetcode-solutions student-vscode

Last synced: 17 Jul 2025

https://github.com/aerisweather/aerisandroidsdk

AerisWeather Android SDK Demo App

android java kotlin maps weather

Last synced: 11 Jan 2026

https://github.com/rlemaigre/jminiorm

Micro-ORM and database utility for the Java language.

database java jdbc jpa orm sql

Last synced: 25 Jun 2025

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

Apache Sling Engine Implementation

java sling

Last synced: 06 Apr 2025

https://github.com/cgivre/drillbook

The Official Source Repository for Learning Apache Drill (O'Reilly, 2018)

apache-drill hadoop hbase hive java kafka python python3 sql

Last synced: 02 Apr 2026

https://github.com/the-diosbot-md/the-mikubot-mdv5

Hola un placer tenerte aqui en mi repositorio si te gusta puedes darme una estrellita para apoyar mi trabajo

c html java javascript python

Last synced: 06 Apr 2025

https://github.com/kanlon/cfile

在线收集文件的项目,不用再让每个人发邮箱到收集人那里

bootstrap java mybatis springboot

Last synced: 05 Apr 2025

https://github.com/web3labs/quorum-sample

Sample Token Project for Quorum

blockchain ethereum java java8 quorum web3j

Last synced: 10 May 2025

https://github.com/selimhorri/flight-management

Spring Boot app manages flights and their reservations

java jpa jsp spring-boot sql

Last synced: 12 Apr 2025

https://github.com/vzurauskas/nereides-jackson

Object oriented JSON library wrapper for Jackson.

jackson java json library maven nereid

Last synced: 13 Oct 2025

https://github.com/g21589/pttcrawler

PTTCrawler is a powerful ptt crawler written by Java

crawl-posts java ptt

Last synced: 24 Apr 2025

https://github.com/xeraa/mongouk2011

MongoUK2011 presentation on Morphia

java mongodb morphia

Last synced: 11 Oct 2025

https://github.com/sudeephazra/perl-on-netbeans

This plugin adds support for Perl 5 to NetBeans

java netbeans perl perl5

Last synced: 09 Apr 2025

https://github.com/eurohlam/rss2kindle

Java Web application that provides a service for scheduled polling RSS feeds and sending them by email as Kindle books in mobi format. It uses Apache Camel, Spring MVC, Jersey RESTful Web Service, Bootstrap, JQuery, Tomcat, Docker, Mongo DB and Amazon kindlegen

ansible bootstrap4 camel docker java jersey-framework jquery kindlegen mobi-format mongodb rss spring-mvc spring-security tomcat

Last synced: 09 Apr 2025

https://github.com/codesqueak/z80processor

A Zilog Z80 Processor Emulator in Java

emulator java z80 zilog

Last synced: 06 Jul 2025

https://github.com/guanaitong/open-sdk-java

关爱通开放平台SDK-JAVA版

java

Last synced: 14 Jan 2026

https://github.com/proninyaroslav/java-template-engine

Golang-like template engine for Java

golang java template-engine

Last synced: 27 Apr 2025

https://github.com/harshkapadia2/jdbc_librarymanagementsystem

A JDBC project using Netbeans IDE (Java) and MySQL.

java jdbc mysql netbeans

Last synced: 21 Apr 2025

https://github.com/56duong/real-time-chat-websocket-angular-spring-boot

A real-time chat app offering individual and group chats, including chat color customization and group management. Users can log in, manage members, view active users, track unseen messages, and upload avatars.

angular chat-application java mysql real-time sockjs-client spring-boot web-socket

Last synced: 29 May 2026

https://github.com/ethlo/zally-maven-plugin

OpenAPI specification linter Maven plugin, supporting pluggable rules via Zally. Requires no additional dependencies or services.

api java json linter maven-plugin openapi

Last synced: 22 Apr 2025

https://github.com/skjolber/java-jwt-benchmark

Project for benchmarking popular Json Web Token (JWT) frameworks for Java using JMH.

benchmark gradle java java-jwt jjwt jmh jwt okta-oidc

Last synced: 22 Apr 2025

https://github.com/jourquin/nodus

Transportation network modeling software designed for multimodal and intermodal freight transport

assignment gis intermodal-freight-transport java modal-choice multimodal-freight-transport network-models networks nodus

Last synced: 26 Jan 2026

https://github.com/sreenigsd/cheetah

Cheetah is a test automation framework that has been developed to help automate testing efforts across multiple technologies including Web, Mobile, WebServices, Database, Mainframe, etc..

appium automation automation-api automation-framework automation-selenium automation-test automation-testing cheetah cucumber cucumber-framework cucumber-java cucumber-jvm cucumber-tests java selenium

Last synced: 23 Apr 2025

https://github.com/tokenmill/fast-url-access-checker

Easily run HTTP GET requests against a list of URLs to check their HTTP status.

clojure http-redirect http-status java url-checker url-cleaning

Last synced: 22 Apr 2025

https://github.com/zafir100100/quizapp-java

The "QuizApp-Java" repository on GitHub is a Java-based project that allows developers to create a quiz application with various features, such as multiple-choice questions, timers, and score tracking. The repository includes the source code for the project, as well as documentation on how to use and customize the quiz application.

gui java java-swing multiple-choice-questions netbeans quiz-application score-tracking

Last synced: 19 Apr 2025

https://github.com/dxxxxy/hephaestus

Hephaestus - R.A.T Forger: completely setup R.A.T + host it on heroku with a single Java console application. Disclaimer: For educational purposes only.

app auto discord forge fully hephaestus heroku host java maven mod rat setup

Last synced: 21 Apr 2025

https://github.com/loonaticx/DemiBOT

DemiBOT is an amazing remote control Java Discord bot, created by the infamous Loonatic and Disyer.

bot discord discord-bot discord-bots discord-java discordjava epic java remote-control remote-control-discord

Last synced: 08 Apr 2025

https://github.com/kanugurajesh/dsa-challenge

A 45 days DSA challenge

dsa java placement-preparation

Last synced: 07 May 2025

https://github.com/eugener/highlight.fx

Lightweight syntax highlighting for JavaFX

java javafx syntax-highlighting

Last synced: 05 May 2025

https://github.com/xoxefdp/farmacia

sistema de inventario para farmacia en java

java

Last synced: 22 Apr 2025

https://github.com/sachinl0har/basic-calc

Command Line Basic Calculator

calculator cli-calculator java python

Last synced: 28 Jul 2025

https://github.com/hezhii/algorithm

学习《算法》(第四版)过程中的一些笔记、练习等。

algorithm java

Last synced: 10 Aug 2025

https://github.com/utsanjan/greenhouse

GreenHouse Blog is an innovative Java-based social media Android app crafted for effortlessly sharing college updates and engaging gossip

android android-studio blog collegeblog greenhouse java social social-media

Last synced: 18 Sep 2025

https://github.com/xzel23/cabe

Inject null-checks into Java-code

bytecode instrumentation java jspecify null-check null-safe nullability

Last synced: 25 Jan 2026

https://github.com/jain131102/neocolab

CSE3004_Design and Analysis of Algorithms Lab_ NEOCOLAB

daa java neocolab vit

Last synced: 02 Aug 2025

https://github.com/freedommedal/idea-javadoc2

Intellij plug-in,In java classes, member variables, methods, quickly generate Java comments.

intellij intellij-plugin java

Last synced: 12 Jan 2026

https://github.com/pozil/pub-sub-api-java-client

A sample Java gRPC client for the Salesforce Pub/Sub API

avro grpc java pubsub salesforce

Last synced: 14 May 2025

https://github.com/kennedyoliveira/ultimate-pastebin-intellij-plugin

Ultimate IntelliJ IDEA Plugin, PasteBin Plugin for IntelliJ

intellij java open-source pastebin pastebin-plugin pastebin-service

Last synced: 27 Jul 2025

https://github.com/pscheidl/fortee

Jakarta EE / Java EE fault-tolerance guard leveraging the Optional pattern. Its power lies in its simplicity.

annotations cdi-extension fault-tolerance jakartaee java javaee simplicity

Last synced: 27 Jul 2025

https://github.com/monicaquintal/fintech

Conteúdo estudado ao longo do 1° ano do curso de ADS, para desenvolvimento de solução para controle financeiro - FIAP.

ads css fiap fintech html java python sql

Last synced: 22 Apr 2025

https://github.com/mahozad/jlayer

Mirrored from http://www.javazoom.net/javalayer/javalayer.html

java jlayer mp3 mp3-converter mp3-decoder mp3-files mp3-player mpeg

Last synced: 10 Aug 2025

https://github.com/kakarottocui/travelsys

基于java SpringBoot框架的旅游系统旅游网设计

java mysql springboot

Last synced: 28 Jul 2025

https://github.com/igrishaev/jsam

A lightweight, zero-deps JSON parser and writer

clojure java json

Last synced: 05 Mar 2026

https://github.com/britannio/lox

A full-featured, efficient scripting language from Robert Nystrom's book: craftinginterpreters.com

bytecode-interpreter clox interpreter java jlox lox lox-interpreter lox-language recursive-descent-parser

Last synced: 17 Apr 2026

https://github.com/therealayce/ubisoftconnect-win7fix

This is a proxy application to fix Ubisoft's channel-service not supporting any cipher suites for Windows 7, so that chat, groups and multiplayer invites work again.

chat csharp groups invite java multiplayer tls tls12 ubisoft-connect uplay windows-7

Last synced: 27 Oct 2025

https://github.com/u014427391/lexer1.1.0

Java编写的C语言词法分析器,Java编写的C语言词法分析器 120号为关键字,用下标表示,i+1就是其机器码; 2140号为操作符,用下标表示,i+21就是其机器码; 41~60号为分界符, 用下标表示,i+41就是其机器码; 用户自定义的标识符,其机器码为51; 常数的机器码为52; 不可以识别的标识符,其机器码为0 选择打开按钮,选择文件所在的路径,单击打开,分析器会获取文件的内容,并将其复制到文本域里,本词法分析器就可以对文本域里的内容进行剪切复制黏贴和清除等编辑操作

java

Last synced: 26 Oct 2025

https://github.com/nithanim/quarkus-dynamodb-enhanced

Quarkus extension that makes the aws dynamodb enhanced client compatible with quarkus and native-image.

aws-dynamodb aws-sdk-java-v2 dynamodb java quarkus

Last synced: 23 Oct 2025

https://github.com/norbit4/treecuter

Cut down trees mechanic plugin to game minecraft

bukkit java jobs mc minecraft paper plugin spigot tree treecapacitator treecuter

Last synced: 04 Mar 2026

https://github.com/oracle/rewrite-recipes

OpenRewrite recipes for Oracle solutions, like upgrades of java and Weblogic.

coherence jakartaee java openrewrite openrewrite-recipes spring-framework-6 weblogic

Last synced: 18 Oct 2025

https://github.com/vrnsky/java-a-to-z

Java Study Project

java oop study-project

Last synced: 11 Feb 2026

https://github.com/rajatt95/testautomationframework_udemy_oc_web_selenium_java_v2

Automation Testing | Web+API | Java | Selenium WebDriver | RestAssured | OOPS (Inheritance, Polymorphism, Abstraction, Encapsulation)| TestNG | Maven | Allure Reports | Design Patterns (Page Object Model, Singleton, Fluent, Builder) | Jenkins | Data-Driven Testing using JSON file

allure atomic-tests automated-testing design-patterns intellij-idea java oops page-object-model restassured selenium-webdriver testng

Last synced: 01 Mar 2026

https://github.com/fmjsjx/libnetty

A set of some useful libraries based on netty-4.x.

codec fastcgi http java netty redis

Last synced: 02 Apr 2026

https://github.com/paritytrading/foundation

Utility library for network protocols on the JVM

java networking

Last synced: 16 Jul 2025

https://github.com/twelvet-projects/netty-websocket-spring-boot-starter

(Based on Netty's WebSocket)基于Netty作为底层实现的Spring Boot Starter轻量级、高性能WebSocket框架,支持多端口,多路径,SSL,jdk >= 1.8 (兼容Spring Boot 3)

java netty spring-boot websocket

Last synced: 14 Apr 2025

https://github.com/weasley-j/multiple-sms-spring-boot

Multiple SMS Templates & Multiple SMS Providers for spring-boot, You can easily use multiple-sms-spring-boot-starter to send SMS for users by @SMS annotation and SmsTemplat in you projects.

java sms spring-boot spring-boot-starter

Last synced: 26 Mar 2025

https://github.com/sonatype/package-url-java

Java Package URL implementation

java labs package-url

Last synced: 23 Apr 2025

https://github.com/zhoushengsheng/ci6226-ira-g14

Assignment for CI6226 Information Retrieval & Analysis at NTU in Singapore.

java lucene search-engine spring-boot

Last synced: 16 Jan 2026

https://github.com/nsiatras/pdf-compressor

PDF File Compression Software

compression ghostscript java pdf

Last synced: 13 May 2025