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/imgios/flyseum

✈ European flight booking website made with Java Servlets.

ajax bootstrap css3 html5 java java-servlets javabeans javascript jquery jsp maven mysql tomcat webapp

Last synced: 02 Jul 2025

https://github.com/cn-src/aliyun-oss

阿里云 OSS 对象存储 Java SDK 封装

aliyun java oss spring-boot

Last synced: 05 May 2025

https://github.com/guru-1205/java-dsa-oops-prephub

Java-DSA-OOPS-PrepHub is your ultimate resource for mastering Java, Data Structures, Algorithms, and Object-Oriented Programming, specifically tailored for interview and placement preparation. Dive into curated books, cheat sheets, interview questions, and detailed handwritten notes to boost your coding skills!

cheatsheet dsa handwritten-notes interview-questions java java-book java-dsa-book oops-in-java placement-prep

Last synced: 25 Mar 2025

https://github.com/bnusunny/supersonic-java-on-lambda

Best practices for reducing Java lambda cold start time

graalvm java lambda quarkusio

Last synced: 14 Oct 2025

https://github.com/leplusorg/ristretto

A small library of (hopefully) useful Java classes.

java java-library jdk uuid uuid-generator

Last synced: 14 Oct 2025

https://github.com/wille/startuplib

Library for adding your Java application to startup on many different operating systems

agent bsd java launch library linux macos registry startup windows

Last synced: 08 Mar 2026

https://github.com/evochora/evochora

Evochora: Simulation for foundational artificial life research

alife artificial-life digital-life evolution java open-ended-evolution simulation

Last synced: 02 Feb 2026

https://github.com/ktibow/ratrater

Integrated Malware Analysis Environment: A site that tests 1.8.9 forge mods with known patterns from stealers, with tools to find more.

java malware-analysis

Last synced: 15 Oct 2025

https://github.com/Wynncraft-Recreation/Wynncraft

A recreation of Wynncraft network with the use of the Bukkit/Paper API to create a bundled plugin

bukkit java minecraft minecraft-plugin paper papermc spigot wynncraft

Last synced: 26 Oct 2025

https://github.com/leonamtv/hilbert_curve

Pequeno programa em java para renderizar a curva de Hilbert até determinado nível. A small java program to render the Hilbert Curve up to a given level

generating-curves hilbert-curve java

Last synced: 12 Oct 2025

https://github.com/azimjohn/nupogodi

Nu Pogodi - Game Built with JavaFX

java javafx university-project

Last synced: 13 Oct 2025

https://github.com/eyedeekay/i2p.plugins.firefox

I2P Focused Browser Profile Manager written in Java.

browser chromium firefox i2p java profile-manager tor tor-browser

Last synced: 12 Feb 2026

https://github.com/uctakeoff/uc-jni

uc::jni is a Java Native Interface (JNI) wrapper library created C++14 single-header.

android cpp cpp11 cpp14 java jni jni-android

Last synced: 17 Mar 2026

https://github.com/pante/lingua-franca

Java Internationalisation that doesn't suck

i18n internationalization java java-11 lingua-franca locale localization localize

Last synced: 05 Oct 2025

https://github.com/firebirdsql/firebird-testcontainers-java

Firebird-testcontainers-java is a module for Testcontainers.org to provide lightweight, throwaway instances of Firebird for JUnit tests.

docker firebird java jaybird junit test-automation testing

Last synced: 22 Feb 2026

https://github.com/epomatti/openliberty-jakartaee-jms-ibmmq

A sample application to connect Open Liberty and IBM MQ using JMS.

ibm-mq jakartaee java javaee jms liberty liberty-server openliberty websphere

Last synced: 07 Oct 2025

https://github.com/davidarchanjo/spring-boot-crud-rest

Sample Spring Boot project implementing a REST CRUD application

crud-api java spring-boot spring-jpa

Last synced: 05 Sep 2025

https://github.com/liaochong/spring-boot-convention

spring boot 代码规约,从代码层面上统一规范!

hibernate-validator java springboot2

Last synced: 05 Jul 2025

https://github.com/hardiksinghbehl/rsql-spring-boot

Representational State Transfer + Structured Query Language(RSQL): Demo application using RSQL parser to filter records based on provided condition(s)

harry-potter-api java rsql rsql-jpa-specification spring-boot

Last synced: 09 Apr 2025

https://github.com/vladimir-dejanovic/simple-springboot-graphql-mongo-conftalk-demo

This is code used as demo for conference talk GraphQL vs Traditional REST API

demo graphql graphql-api graphql-java graphql-server java mongodb

Last synced: 08 Oct 2025

https://github.com/redking00/csv2pdf

🔥A command line tool to generate PDF and text files from csv data and Freemarker templates.🔥

cli command-line-tool csv easy-to-use flyingsaucer freemarker ftl java pdf pdf-generation templated-content text-generation

Last synced: 24 Apr 2025

https://github.com/shreyamalogi/lang-vscode

teaching vscode lang basics to codecosmers

c cpp dart java js python vscode

Last synced: 24 Apr 2025

https://github.com/pratikpc/smartmonitor

Smart Monitor:- A Digital Signage Solution

digital-signage express iot java javafx mqtt nodejs

Last synced: 19 Aug 2025

https://github.com/stantmob/card-show-taken-pictures-view

A custom view to take pictures and put image in card view gallery .

android android-library java library picture-gallery

Last synced: 23 Feb 2026

https://github.com/epam/imago

2D chemical structure image recognition toolkit

cheminformatics cpp indigo java ocr opencv python recognition

Last synced: 06 Oct 2025

https://github.com/dropwizard/dropwizard-vavr

Bundle for Dropwizard to support Vavr

dropwizard java java-library vavr vavr-jackson

Last synced: 04 Apr 2025

https://github.com/riccardobl/JCubemapAssembler

JCubemapAssembler is a java application that can be used to assemble six separate face images into a single cubemap and export it as a dds file.

cubemap dds java

Last synced: 19 Mar 2026

https://github.com/rwbl/b4j-howtos

Howtos and sample projects for B4J (RAD development tool for cross platform desktop, server and IoT solutions).

b4j b4x howtos java

Last synced: 05 Sep 2025

https://github.com/apache/directory-fortress-commander

Mirror of Apache Directory Fortress Commander

directory java network-client network-server

Last synced: 06 Sep 2025

https://github.com/mitchtalmadge/old-portfolio

(Outdated) My personal portfolio website, built with Angular and hosted on GitHub Pages.

angular java javascript portfolio typescript webapp webpack

Last synced: 09 Apr 2025

https://github.com/joaopedroangelo/java-backend-roadmap

Guia de estudos flexível e abrangente para auxiliar futuros desenvolvedores backend Java

java roadmap

Last synced: 08 Sep 2025

https://github.com/tananaev/simple-camera-android

Simple Camera app for Android

android java

Last synced: 19 Oct 2025

https://github.com/yegor256/antlr2ebnf-maven-plugin

Converts ANTLR grammar .g4 files into EBNF for naive-ebnf LaTeX package; also converts to PDF later on

antlr4 ebnf ebnf-language java maven-plugin

Last synced: 27 Mar 2025

https://github.com/cthoyt/curies4j

🐸 Idiomatic conversion between URIs and compact URIs (CURIEs)

curies java obofoundry semantic-web uris

Last synced: 10 Apr 2025

https://github.com/selimhorri/upload-download-files-over-http

Spring Boot / Angular application to handle uploading/downloading files in/from the server: videos, img...

angular download http java multipart spring-boot upload

Last synced: 12 Apr 2025

https://github.com/pasan-pahasara/spring-image-uploader-mvc

This is a small software creation made for uploading images using Spring MVC

bootstrap5 css java javascript spring-mvc

Last synced: 11 Apr 2025

https://github.com/gregswindle/maven-code-quality-pom

Enforce and report code quality with JUnit, JaCoCo, Hamcrest, FindBugs, PMD, CodeNarc, Checkstyle (Google), Enforcer, Duplicate-Finder, JDepend, and more with this Maven POM.

code-coverage code-quality coding-standards coding-style java license-checking license-management maven maven-pom reporting reports test-automation

Last synced: 11 Apr 2025

https://github.com/traffic-hunter/traffic_hunter

Traffic-Hunter is an APM (Application Performance Monitoring) tool designed for simple performance monitoring of small-scale projects.

bytebuddy grafana java javaagent metrics spring-boot timescaledb trace

Last synced: 20 Mar 2025

https://github.com/jonashackt/ansible-windows-springboot

Example project showing how to provision, deploy and run a Spring Boot app as a Windows Service using Ansible, chocolatey & nssm

ansible chocolatey devops java nssm spring-boot vagrant windows

Last synced: 19 Mar 2025

https://github.com/sondosaabed/nice-numbers

This a java assignment to detect nice numbers

java nice-numbers

Last synced: 29 Oct 2025

https://github.com/realtriassic/ptero-vm-jar

A Java wrapper for Afnan007a's Ptero-VM.

docker java minecraft proot pterodactyl serverjar

Last synced: 02 May 2025

https://github.com/getyourguide/openapi-validation-java

Build trust in your spec by validating live requests and responses against your OpenAPI spec.

java openapi openapi-specification openapi-validation spring-boot

Last synced: 12 Apr 2025

https://github.com/rmn20/quantum

J2ME 3D Game engine based on Iceberg3D

game-engine game-engine-3d homebrew j2me java retro softrenderer

Last synced: 09 Sep 2025

https://github.com/brian-emarquez/learning-java

☕ JAVA SE, POO, JDBC, Oracle, Servlets, JavaEE, Web Services, JSF, EJB, JPA, PrimeFaces, Hibernate, Spring, Struts.

api facelets java javaee javaserver-faces jdbc jdk jsp mvc netbeans oop oracle servlets servlets-jsp sorting-algorithms spring-boot

Last synced: 10 Apr 2025

https://github.com/cleantalk/android-app

Android app to control comments/signups/contacts/orders on a web-site via CleanTalk anti-spam app.

android antispam cleantalk java spam-filtering spam-protection

Last synced: 11 Apr 2025

https://github.com/yupiik/yupiik-logging

Yupiik Logging Extensions (JUL + GraalVM integration)

graalvm java jul logging native-image

Last synced: 06 Apr 2026

https://github.com/opentracing-contrib/java-rabbitmq-client

OpenTracing Instrumentation for RabbitMQ Client

java opentracing rabbitmq-client

Last synced: 09 Jul 2025

https://github.com/accenture/waterfall-config

A simplistic configuration library for Java, heavily based on Typesafehub Config with some additional opinionated features

configuration configuration-files encrypted-properties hocon java waterfall

Last synced: 30 Jun 2025

https://github.com/diging/giles-eco-giles-web

Distributed system based on Apache Kafka to run OCR on images and extract images and texts from PDF files.

giles-ecosystem java spring

Last synced: 01 May 2025

https://github.com/jikoo/enchantableblocks

A Bukkit plugin adding effects for enchantments on blocks.

bukkit bukkit-plugin java minecraft

Last synced: 21 Mar 2025

https://github.com/nthnn/batch2exe

Easy-to-use Windows Batch File to executable file converter/wrapper with Swing GUI.

batch-file batch-script cpp csharp dotnet flatlaf java

Last synced: 06 May 2025

https://github.com/bertrandmartel/bboxapi-router

:signal_strength: Bbox Router API client library for Kotlin/Java/Android

android api-client bbox bouygues gateway-api java kotlin library

Last synced: 07 May 2025

https://github.com/SecureSkyTechnology/burpextender-proxyhistory-webui

Burp Extender : Proxy History viewer in Web UI

burp burp-extensions java

Last synced: 13 Mar 2025

https://github.com/bansikah22/user-fullstack

A simple full stack application with react and spring boot, performing CRUD functionality

java react springboot

Last synced: 21 Jul 2025

https://github.com/hasnatrasool163/universitymanagementsystem

The University Management System is an all-encompassing Java-based application tailored to streamline and automate the administrative and academic operations of universities. From managing teacher and student databases, handling fee structures, to processing examination results, UMS serves as a robust platform that ensures efficient and effective.

examination-system java javaswing javaswing-javaawt-oops-mysql javaswings javaswingsapp management-system studentmanagement studentmanagementsystem universitymanagement universitymanagementsystem

Last synced: 12 Jul 2025

https://github.com/mestackcodes/signinwithgoogledelphi

Delphi component for integrating Google Sign-In using the Android Credential Manager

android androidx credential-manager credentials delphi delphi-components firemonkey google google-sign-in java jni kotlin pascal-language

Last synced: 19 Jul 2025

https://github.com/enginehub/precogs

Precogs - A Bukkit/Sponge AntiCheat service API, allowing plugins to easily support multiple AntiCheats

anticheat api bukkit gradlew java minecraft paper sponge

Last synced: 07 Apr 2026

https://github.com/4kills/particleeffects

A small, efficient Minecraft particle effect library for creating astounding, server-sided visual effects for your Minecraft plugin!

java minecraft minecraft-library minecraft-plugin-development particle particle-effects particles

Last synced: 08 May 2025

https://github.com/jakartaee/agentic-ai

Jakarta Agentic Artificial Intelligence

agentic-ai artificial-intelligence jakartaee java

Last synced: 07 Mar 2026

https://github.com/apache/maven-file-management

Apache Maven File Management API

build-management java maven maven-shared

Last synced: 06 Apr 2025

https://github.com/salesforce/bazel-jdt-java-toolchain

Eclipse Java Compiler (ECJ) for Bazel

bazel compile ecj eclipse java

Last synced: 15 Apr 2025

https://github.com/tobiasmiosczka/nami-antragshelfer

Programm zum Ausfüllen von Förderungsanträgen und Generieren von Notfall-Telefonlisten für Pfadfinderstämme der DPSG

dpsg http-client java json openoffice

Last synced: 31 Mar 2025

https://github.com/marwa-eltayeb/englishquiz

It is a quiz app for English language.

android answers english english-quiz java quiz quizapp

Last synced: 11 Jul 2025

https://github.com/gui-yom/jcargo

Trying to remake Rust's excellent build tool for the JVM ecosystem.

build build-tool java jvm kotlin

Last synced: 11 Jul 2025

https://github.com/k-boyle/oktane

A high performance Java command framework

hacktoberfest hacktoberfest2021 java performance

Last synced: 24 Jun 2025

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

🔴 VRChat API Library for Java

api java vrchat vrchatapi

Last synced: 13 Apr 2025

https://github.com/pascal-zarrad/tc-discord-webhooks

A TeamCity plugin which adds Discord Webhook support to TeamCity!

discord java teamcity teamcity-plugin teamcity-server

Last synced: 14 May 2025

https://github.com/joaopauloaramuni/java

Repo Java

java poo swing

Last synced: 08 May 2025

https://github.com/gantsign/ansible_role_sdkman

Ansible role for downloading and installing SDKMAN

ansible ansible-role java sdkman

Last synced: 06 Apr 2025

https://github.com/matthijskamstra/haxesys

Documentation about using the system targets from Haxe

cpp cs csharp documentation example haxe java jvm lua node nodejs python tutorial tutorials

Last synced: 14 Apr 2025

https://github.com/pprattis/speedometer-with-gps-app

A Java Android application that simulates the functionality of a speedometer using GPS by measuring distance and time elapsed to find the speed and saves violations of max speed in SQLite.

android android-application android-studio application computer-science gps gps-location java program speedometer speedometer-android sqlite sqlite-android sqlite-database student

Last synced: 23 Jul 2025

https://github.com/rohatdgnr/patika.practical.backend

This repo contains all the backend projects I completed during bootcamp on the Patika.dev platform. Projects are organized weekly and each one is geared towards learning different technologies and practices.

java rest-api spring-boot sql swing

Last synced: 31 Aug 2025

https://github.com/bmuschko/rules_java_war

Bazel rules for generating a Java Web Archive (WAR).

bazel bazel-rules java javaee

Last synced: 06 Apr 2025

https://github.com/mitaketw/sms-java

Mitake SMS library for Java (Unofficial)

java mitake sms

Last synced: 16 Jan 2026

https://github.com/yang-central/yangkit

Yangkit is a toolkit for YANG(RFC7950) data model language including YANG parser,YANG data and other tools.

java parser yang

Last synced: 12 Jan 2026

https://github.com/TQRG/VDET-for-Java

A transformer-based VS Code extension that enables one to discover vulnerabilities in Java files.

java transformer vulnerability-detection

Last synced: 07 May 2025

https://github.com/mxdldev/java-data-algorithm

数据是基础,算法是灵魂

algorithm android datastructures java

Last synced: 15 Jul 2025