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/b3dgs/tyrian-remake

Java remake of Tyrian game

android dos epic-megagames game java lionengine tyrian

Last synced: 09 Jul 2025

https://github.com/thehyve/podium

Podium request portal for biobanks

biobanking java microservices podium request-portal

Last synced: 29 Oct 2025

https://github.com/explore-de/rage4j

Evaluate your LLM based Java Apps

ai evaluation java junit langchain4j llm testing

Last synced: 29 May 2026

https://github.com/mrjameshamilton/bf

An optimizing brainf*ck compiler with multiple target backends: JVM, smali, dex, C, LLVM IR, ARM, WASM, JavaScript and Lox.

arm assembly brainfuck bytecode compiler java javascript jvm jvm-bytecode jvm-language kotlin language llvm llvm-ir lox smali wasm

Last synced: 09 Apr 2025

https://github.com/100/stock-analysis-markov

Analyzing Stock Movements using Markov Chains and Monte Carlo Simulation

database desktop-application java markov-chain monte-carlo-simulation random-walk stock-market

Last synced: 09 Apr 2025

https://github.com/nhenneaux/resilient-httpclient

Java HTTP client with pooling and auto refresh of underlying IP addresses

dns http http2 httpclient java java-httpclient

Last synced: 14 Jan 2026

https://github.com/epicestudar/poo-2semestre-2023-senai

repository intended for object-oriented programming of the Senai DEV course.

awt backend gui java layouts poo projects swing

Last synced: 28 Apr 2025

https://github.com/moatazeldebsy/espresso-tau

The demo repository for Espresso course for Test Automation University

android android-app demo demo-app espresso espresso-tests java kotlin uitesting uitests

Last synced: 15 Aug 2025

https://github.com/faob-dev/tutorials

Covers various languages and technologies

android android-development java jna ndk

Last synced: 24 Apr 2025

https://github.com/artipie/ppom

Parent POM for all Maven projects

artipie java maven-pom parent-pom

Last synced: 14 Jan 2026

https://github.com/currenjin/alexandria-playground

📚 모든 지식을 한곳에 모은 거대 도서관이자 연구소

examples java learning-test spring-boot springboot tdd tdd-java test test-driven-development testing tests

Last synced: 13 Jul 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/guanaitong/open-sdk-java

关爱通开放平台SDK-JAVA版

java

Last synced: 14 Jan 2026

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/spotify/futuristic-feline

futuristic-feline is a library for detecting blocking Java futures at runtime

futures java

Last synced: 06 Sep 2025

https://github.com/papermc/asm-utils

Library for redirecting Java bytecode & reflection calls using ASM

asm java reflection

Last synced: 26 Apr 2025

https://github.com/dzikoysk/linuxenv

Modify JVM environment variables on Linux at runtime

environment-variables java jni jvm ld-library-path linux maven native

Last synced: 28 Oct 2025

https://github.com/objectionary/eo-strings

EO Objects for Manipulations with Strings

eolang java oop oop-principles

Last synced: 14 Jan 2026

https://github.com/ericsson-mts/mts-asn1

Library to decode/encode ASN.1 protocol (PER only)

asn1 encoding java ngap per s1ap

Last synced: 14 Jan 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/hardiksinghbehl/spring-boot-apache-poi

list of reference POCs to work with excel files using apache-POI and spring-boot

apache-poi excel-reader excel-validator excel-writer java open-api-v3 spring-boot

Last synced: 04 Mar 2026

https://github.com/openzipkin/brave-cassandra

Tracing instrumentation for Cassandra and the DataStax Java Driver

cassandra distributed-tracing instrumentation java openzipkin tracing zipkin zipkin-brave

Last synced: 04 Jun 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/igrishaev/jsam

A lightweight, zero-deps JSON parser and writer

clojure java json

Last synced: 05 Mar 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/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/0x4f53/GetPerms

An Android wrapper library to quickly get app permissions and other package data.

android android-library apk demo icon java jitpack library localdatetime open-source package-manager packages permissions permissions-android phone security siem signature

Last synced: 11 Apr 2025

https://github.com/beratyesbek/e-campus-backend

e campus system is a portal that contains all the information of your college. it includes the students schedule and timetable, lesson detail ,professors,student enrolled and more all are managed by this system.

aop-aspects java psql spring spring-boot

Last synced: 27 Oct 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/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/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/apache/drill-site

Apache Drill Site

big-data drill java

Last synced: 03 Sep 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/eugener/highlight.fx

Lightweight syntax highlighting for JavaFX

java javafx syntax-highlighting

Last synced: 05 May 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/theeterna/server2mcp

This is a revolutionary AI MCP plugin with excellent pluggable and encapsulated features. With just a few lines of configuration, it can easily integrate into your Spring boot web program and give it MCP capabilities,inheriting the powerful engineering capabilities of the Spring series framework

agent ai framework java maven mcp mcp-server multi-agent-systems spring spring-ai spring-boot spring-mvc

Last synced: 10 Sep 2025

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

A 45 days DSA challenge

dsa java placement-preparation

Last synced: 07 May 2025

https://github.com/arkapg211002/sem-5-cse

All lab assignments and text books for SEM 5 CSE at TMSL (under MAKAUT) 2023-24

assignment-solutions c completed cse java lab makaut operating-system shell-scripting software-engineering textbooks ubuntu uml vim

Last synced: 20 Aug 2025

https://github.com/jetty-project/http2-demo

Demonstration of HTTP/2 Push using Jetty Server

http2 http2-push http2-server java java-11 jetty

Last synced: 05 Oct 2025

https://github.com/sap/ai-sdk-java

Integrate chat completion into your business applications with SAP Cloud SDK for AI. Leverage the Generative AI Hub of SAP AI Core to make use of templating, grounding, data masking, content filtering and more. Access all features of SAP AI Core with the SAP Cloud SDK for AI.

ai chat gen-ai java sap-ai-core

Last synced: 20 Feb 2026

https://github.com/arkssss/studynotes

后端技能校招笔记整理 (包含数据结构, 算法, Java, C++, 数据库, Redis, Linux 等)

cpp git java linux mysql php rabbitmq react redis vim

Last synced: 23 Mar 2025

https://github.com/arquillian/arquillian-cube-q

Fault injection and chaos testing all in one, sweet DSL.

chaos-monkey docker java jvm testing

Last synced: 20 Aug 2025

https://github.com/benpollarduk/ktaf

A Kotlin library that provides a framework for creating text adventures and interactive stories for JVM. Ktaf is a Kotlin implementation of NetAF.

adventure engine framework game game-engine interactive interactive-story java kotlin story text text-adventure

Last synced: 15 Apr 2025

https://github.com/binance/binance-toolbox-java

Toolbox for Binance Java Connector

binance binance-api java toolbox

Last synced: 15 Apr 2025

https://github.com/bes2008/langx-js

TypeScript,JavaScript language extensions, write TypeScript,JavaScript using Java API for a javaer, javascripter, typescripter, weber

java javascript langx-java langx-js lodash typescript

Last synced: 19 Mar 2025

https://github.com/digitalheir/java-nfa

🌁 Nondeterministic Finite State Automata for Java (in plain English: flowcharts with multiple possible outcomes)

finite-state-automaton finite-state-machine fsa java nfa non-deterministic transducer

Last synced: 11 Jan 2026

https://github.com/fabric8io/maven-model-helper

A library to parse Maven descriptors (pom.xml) and write changes to the model preserving the original comments

java maven parser

Last synced: 03 Feb 2026

https://github.com/jgperrin/net.jgp.books.spark.ch16

Spark in Action, 2nd edition - chapter 16 - performance, checkpointing, and caching

apache-spark cache checkpoint java java8 manning spark sparkwithjava

Last synced: 06 May 2025

https://github.com/apache/servicemix-utils

Mirror of Apache Servicemix utils

java network-client network-server osgi scala servicemix xml

Last synced: 25 Aug 2025

https://github.com/pavankjadda/redis-hibernate2ndlevelcache-springboot

Implement Hibernate 2nd level Cache with Redis, Spring Boot, and Spring Data JPA

hibernate2nd-level-cache java redis redisson spring-boot spring-data-jpa

Last synced: 23 Mar 2025

https://github.com/ralscha/sse-eventbus-demo

Demo application for the sse-eventbus library

demo java server-sent-events spring springframework sse-eventbus

Last synced: 24 Apr 2025

https://github.com/jaudiolibs/pipes

Java audio routing and unit generator library.

audio dsp java

Last synced: 11 Apr 2026

https://github.com/kilianb/java-sonos-controller

Sonos controller api with UPnP event support. Examples show text to speech on speakers and local music file playback.

controller java sonos upnp

Last synced: 15 Aug 2025

https://github.com/openjdk/jfx11u

JavaFX 11.x : last released 2023-07-19

java javafx openjdk

Last synced: 05 Oct 2025

https://github.com/hncboy/leetcode

LeetCode

algorithm java leetcod

Last synced: 30 Apr 2025

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/teenbiscuits/pasame-codigo

Pásame el Código es una web open source con apuntes y ejercicios resueltos de las diferentes asignaturas que componen el Grado de Enxeñería Informática da Universidade da Coruña.

apuntes astro c cc-by-nc ds ejercicios fic gei git gplv3 java ocaml pp pro1 pro2 pro2324 tailwindcss udc universidad

Last synced: 14 Aug 2025

https://github.com/jiro4989/mvtexteditor

RPGツクールMVのテキスト編集ツール

gui java javafx utility

Last synced: 08 May 2025

https://github.com/refinedmods/rangedpumps

Ranged Pumps is a simple mod that adds a pump that pumps liquids in a range.

forge forge-mod java minecraft minecraft-mod mod neoforge neoforge-mod rangedpumps

Last synced: 10 Aug 2025

https://github.com/sschuberth/parandroid

The first demoscene production for the Android platform.

android demoscene java opengl

Last synced: 19 Mar 2025

https://github.com/op-ted/efx-toolkit-java

This is an EFX translator written in Java. It supports multiple target languages. It includes an EFX expression translator to XPath. It is used to in the generation of the Schematron rules in the eForms SDK.

antlr4 eforms java library transpiler xpath

Last synced: 11 Jan 2026

https://github.com/admin4j/admin4j-json

JSON 适配器工具类。适配各大框架 fastjson,fastjson2,jackson,gson等

fastjson fastjson2 gson jackson java json

Last synced: 18 Apr 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/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/virgilsecurity/virgil-e3kit-kotlin

E3Kit is a security framework that simplifies work with Virgil services and presents the easiest way to add full end-to-end security to your chat application to become HIPAA and GDPR compliant and more.

e3kit encryption encryption-for-unregistered-users end-to-end-encryption gdpr group-encryption hipaa java kotlin multi-device pki post-quantum-cryptography pqc sdk secure-the-future stream-encryption

Last synced: 09 May 2025

https://github.com/robert-kratz/capture-the-flag-multiplayer

This Capture the Flag game, developed during a two-month project phase for a University of Mannheim lecture, features a 2D chessboard map and supports up to four players. Using Java in a client-server setup, it offers strategic multiplayer gameplay.

java javafx minigame

Last synced: 22 Apr 2025

https://github.com/anonfaded/fadeboard

Android Keyboard which transforms simple letters into special characters | Dodge censorship!! - your words, your way!

android android-app android-keyboard java

Last synced: 13 Apr 2025

https://github.com/valery1707/kaitai-maven-plugin

Maven plugin for Kaitai: declarative language to generate binary data parsers

java kaitai kaitai-struct maven-plugin

Last synced: 14 Jul 2025

https://github.com/keyfactor/ejbca-cert-cvc

Java API library for BSI TR-03110 cv certificates used for Extended Access Control (EAC)

cvc java

Last synced: 07 May 2025

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/philippheuer/credential-manager

Java - OAuth2 Credential Manager

credentialmanager java oidc-client

Last synced: 13 May 2025

https://github.com/apache/aries-rsa

Apache Aries Remote Services Admin

aries java library

Last synced: 22 Apr 2025

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/vensing/fy4a

A demo of parse fengyun4 satellite HDF5 file and output a color enhance satellite image ⛅

hdf5 java

Last synced: 02 Jul 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/zhangyingwei/cockroach2

java 爬虫框架 cockroach 完全重构

cockroach java spider

Last synced: 07 May 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/javiorfo/java-spring3-microservice

Clean architecture, Java 21, Spring Boot 3, Postgres, Tracing, Logging and Keycloak

auditory hexagonal-architecture hibernate-jpa java java-21 keycloak microservice spring-boot spring-security springboot3

Last synced: 01 Sep 2025

https://github.com/htangle/nevergetmeweb

使用SpringBoot+MySQL+Redis+jQuery+Bootstrap搭建的个人博客项目---废弃

bootstrap4 java mybatis mysql redis springboot

Last synced: 24 Apr 2025

https://github.com/othreecodes/attendancems

Attentance management and Course Record System Written in JavaFX

attendance-management-system fingerprint java javafx records-management

Last synced: 15 May 2025

https://github.com/danekja/jdk-serializable-functional

Library with serializable versions of java.util.function.* interfaces.

functional java jdk

Last synced: 01 Sep 2025

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

PDF File Compression Software

compression ghostscript java pdf

Last synced: 13 May 2025

https://github.com/marthym/baywatch

Follow your favorite news letters and keep an 👀 on the latest technologies news.

feed-reader java rss springboot vue3

Last synced: 15 May 2025