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/hhhrrrttt222111/patterns

Patterns in different programming languages

c cpp hacktoberfest java pattern-printing patterns python ruby

Last synced: 12 Aug 2025

https://github.com/baderlab/enrichmentmapapp

The EnrichmentMap Cytoscape App allows you to visualize the results of gene-set enrichment as a network.

cytoscape enrichment java

Last synced: 04 Apr 2025

https://github.com/stylextv/maple

🍁👾 Minecraft path-finding bot.

fabric java maple maple-bot minecraft minecraft-mod pathfinder

Last synced: 11 Aug 2025

https://github.com/runabol/jiccup

Clojure Hiccup inspired HTML rendering experiment

html java library

Last synced: 14 Apr 2025

https://github.com/soymods/pathmind

A client-side visual node editor for building workflows and automation logic in Minecraft

fabric gradle java minecraft mod pathmind

Last synced: 06 Jun 2026

https://github.com/ngntu10/optimart

Optimart: A full-stack e-commerce platform with a Spring Boot backend and Next.js frontend for a modern, scalable user experience.

java jwt oauth2 postgresql spring-boot spring-data-jpa spring-security

Last synced: 02 Aug 2025

https://github.com/redraiment/java-on-rails

Yet another Java MVC framework inspired by Ruby on Rails.

activerecord java mvc orm ruby-on-rails

Last synced: 31 Jul 2025

https://github.com/dzikoysk/expressible

Utility library dedicated for functional & non-functional codebases to simplify modelling of success and failure responses for Java/Kotlin 🔀

coroutines functional-programming hacktoberfest java kotlin kotlin-coroutines option panda panda-lang result utility

Last synced: 08 Mar 2026

https://github.com/depromeet/spot-server

⚾️ 야구장 좌석 시야 확인 서비스, SPOT!

gradle java multi-module spring-boot

Last synced: 08 Sep 2025

https://github.com/leaningtech/javafiddle

Build, run, and share Java snippets in the browser

cheerpj fiddle java repl webassembly

Last synced: 21 Feb 2026

https://github.com/pathikrit/jfacerecog

facial recognition in Java

facial-recognition java

Last synced: 02 Sep 2025

https://github.com/therandomlabs/curseapi

A Java library for handling interactions with CurseForge.

curse curseapi curseforge java java-library

Last synced: 05 May 2025

https://github.com/Minebench/Origami

Bukkit/Spigot/Paper based Minecraft server used by Minebench.de | Looking for an updated version? If so most patches are PRd into Paper now, Origami will continue once patches that Paper wont accept are necessary.

bukkit craftbukkit custom-paper java java11 minebench minecraft minecraft-server paper paper-fork phoenix616 spigot

Last synced: 26 Apr 2025

https://github.com/perdian/flightlog

Flight log web application that keeps track of your personal flight history

flightlog java spring-boot webapplication

Last synced: 16 Mar 2025

https://github.com/oblac/jodd-mail

Simple Java Mail library.

java mail

Last synced: 27 Apr 2025

https://github.com/oracle/okafka

Kafka Java Client for Oracle Transactional Event Queues

aq converged-database event-queues java kafka microservices

Last synced: 09 Apr 2025

https://github.com/vorburger/ch.vorburger.exec

Java library to launch external processes

exec execute execution fork java

Last synced: 31 Aug 2025

https://github.com/istitches/knowledge_graph_aerospace

基于知识图谱搭建的航天数据可视化系统

java knowledge-graph redis

Last synced: 27 Mar 2026

https://github.com/handsomestwei/mybatis-mapper2sql

提取mybatis mapper xml sql,自动mock sql参数

gennerator java mapper mock mybatis sql sqlast

Last synced: 01 Mar 2026

https://github.com/in28minutes/javatutorialforbeginners

Java Tutorial for Beginners with examples

java java-8

Last synced: 15 Oct 2025

https://github.com/gamussa/kuma4devs

Service Mesh for the Developer (with examples using Kuma Mesh kuma.io)

java kotlin mtls observability service-mesh zero-trust

Last synced: 25 Jun 2025

https://github.com/mkpaz/corf

A set of tools for IT engineers

gui java javafx javafx-application plugin-system tools

Last synced: 10 Apr 2025

https://github.com/gatanaso/multiselect-combo-box-flow

Multi-select-combo-box component for Vaadin

java vaadin vaadin-flow vaadin-platform

Last synced: 14 Apr 2025

https://github.com/bigggge/note

 Material Design 记事本

android java material-design

Last synced: 22 Mar 2025

https://github.com/faceless2/zeroconf

A very simple pure Java implementation of Multicast DNS SD (Service Discovery)

dns-sd java service-discovery zeroconf

Last synced: 07 Mar 2026

https://github.com/kstenschke/dummytext-plugin

"Dummy Text Generator" plugin for Jetbrains IDEs

intellij intellij-plugin java open-api phpstorm plugin

Last synced: 11 Apr 2025

https://github.com/jakartaee/transactions

Welcome to the Jakarta EE Transactions API Project (formerly JTA)

api jakarta-ee jakartaee java transaction

Last synced: 03 Jul 2025

https://github.com/rupakg/aws-java-products-api

A serverless REST API service for products deployed to AWS. The data is stored in a DynamoDB table.

dynamodb java rest-api serverless serverless-framework

Last synced: 19 Jan 2026

https://github.com/stfalcon-studio/stfalconfixturer-android

Utility for developers and QAs what helps minimize time wasting on writing the same data for testing over and over again. Made by Stfalcon

android autofill autofixture fixtures java kotlin qa utility

Last synced: 10 Jun 2025

https://github.com/aematsubara/realisticvillagers

Forget about those boring villagers and replace them with interactive humans!

bukkit bukkit-plugin java minecraft paper paper-plugin plugin spigot spigot-plugin spigotmc villager

Last synced: 10 Jul 2025

https://github.com/aerokube/lightning-java

Lightweight and lightning fast Java WebDriver client for test automation professionals

client java lightning lightweight professional selenium webdriver

Last synced: 12 Apr 2025

https://github.com/coldnew/twse-captcha-solver-dl4j

A deeplearning based captcha solver for http://bsr.twse.com.tw/bshtm/

captcha-solver deeplearning4j java stock taiwan twse

Last synced: 12 Apr 2025

https://github.com/self-xdsd/self-core

Self's core, implemented with Java SE 11.

java oop

Last synced: 17 Aug 2025

https://github.com/digitalpetri/strict-machine

A declarative DSL for building asynchronously evaluated Finite State Machines on the JVM

finite-state-machine fsm java state-machine

Last synced: 14 Apr 2025

https://github.com/1and1/snmpman

Easy massive SNMP-agent simulation with the use of simple YAML files

agent docker-image java parallel simulator snmp snmp-agent snmp4j test

Last synced: 02 Oct 2025

https://github.com/kongruksiamza/javabasic

โค้ดประกอบการสอนเนื้อหาเขียนโปรแกรมด้วยภาษา Java เบื้องต้น

java java-programming-language javabasic

Last synced: 22 Jun 2025

https://github.com/okumin/influent

A Fluentd server running on the JVM

fluentd java

Last synced: 14 Jan 2026

https://github.com/apache/camel-karaf

Apache Camel Karaf support

camel integration java karaf osgi

Last synced: 22 Feb 2026

https://github.com/vy/reactor-pubsub

Google Pub/Sub Java driver for mortals.

google-cloud java pubsub queueing reactive

Last synced: 14 Jan 2026

https://github.com/jpmorganchase/sandboni-core

Sandboni - Java test optimization library which reduces test execution time without compromising quality

code java jpmorganchase static test-automation testing-tools

Last synced: 14 Jan 2026

https://github.com/ma63d/leetcode

My LeetCode Solutions. 我的leetcode解题源码.

java javascript leetcode leetcode-solutions

Last synced: 29 Jul 2025

https://github.com/amrdeveloper/androidresourcemanager

Android Resource Manager application to manage and analyse your app resources with many features like image resize, Color, Dimens and code Analysis

android-resources arm code-analysis hacktoberfest image-resizer java javafx resize-images resize-tool

Last synced: 22 Mar 2025

https://github.com/josdem/vetlog-spring-boot

Maintain your pet history organized

flyway gradle groovy java junit5 spring-boot thymeleaf

Last synced: 22 Apr 2025

https://github.com/st235/androidrouter

Simple way to make navigation in Android Application 🔫

android android-sdk java mvp routing

Last synced: 12 Apr 2025

https://github.com/joschi/setup-jdk

(DEPRECATED) Set up your GitHub Actions workflow with a specific version of AdoptOpenJDK

action actions adoptopenjdk github-action github-actions github-actions-java java

Last synced: 08 Apr 2025

https://github.com/hei-school/hei-admin-api

RESTful API for managing a school

java openapi3 restful-api school-management

Last synced: 16 Jan 2026

https://github.com/dehora/nakadi-java

🌀 Client library for the Nakadi Event Broker (examples: http://bit.ly/njc-examples, site: https://dehora.github.io/nakadi-java/)

gson java nakadi rxjava

Last synced: 16 May 2025

https://github.com/chuckb/haikuVM

A small JAVA VM for microcontrollers

arduino arm avr bare-metal gradle java jvm raspberry-pi

Last synced: 27 Feb 2025

https://github.com/xdev-software/chartjs-java-model

Provides Java models for Chart.js

chartjs charts java model

Last synced: 05 Mar 2026

https://github.com/felleslosninger/efm-asic

Generic implementation of ASiC-E archives in accordance with ETSI 102 918 v1.3.1.

eformidling java library spring-boot team-eformidling

Last synced: 28 Feb 2026

https://github.com/reyadussalahin/problem-solving

A platform where you can learn about algorithms and data structures. A heaven for competitive programmers. Learn here: https://reyadussalahin.github.io/problem-solving/

algorithms codechef codeforces codejam competitive-programming cpp cuet data-structures hackercup hacktoberfest hacktoberfest-accepted icpc java javascript leetcode problem-solving python racket spoj uva

Last synced: 17 Jan 2026

https://github.com/ica10888/k8s-terminal

A k8s web terminal connect tool, java lightweight implementation.

exec java kubernetes terminal

Last synced: 16 May 2025

https://github.com/apache/struts1

Mirror of Apache Struts 1

java struts web-framework

Last synced: 10 Apr 2025

https://github.com/rapter1990/simplebanking

Simple Banking App (Spring Boot, Gradle, JUnit, Integration Test, Postgresql, Prometheus, Grafana, Github Actions, Postman)

ci-cd continuous-deployment continuous-integration docker docker-compose github-actions gradle grafana integration-test java junit monolith openapi postgresql postman prometheus spring-boot swagger

Last synced: 16 May 2025

https://github.com/indoqa/solr-spatial-clustering

A Distance-based Solr spatial clustering plugin

distance indoqa-library java solr spatial-clusters

Last synced: 26 Apr 2025

https://github.com/seedstack/seed

The foundation of SeedStack, providing integration of carefully selected technologies to build applications or cloud services.

java java-framework rest seedstack web

Last synced: 13 Apr 2025

https://github.com/0x4a616e/jfa

A pure Java/JNA implementation for accessing Apples Foundation Framework

apple java jna macos

Last synced: 14 Jan 2026

https://github.com/stcarrez/sql-benchmark

Tool to make SQL benchmark on different drivers, languages and databases

ada java jdbc mysql postgresql python sql sqlite

Last synced: 04 Sep 2025

https://github.com/angular2guy/aidocumentlibrarychat

A project to show howto use SpringAI with OpenAI to chat with the documents in a library. Documents are stored in a normal/vector database. The AI is used to create embeddings from documents that are stored in the vector database. The vector database is used to query for the nearest document. That document is used by the AI to generate the answer.

ai angular angular-material chatgpt deepseek-coder embeddings gradle java liquibase llava llm mixtral-8x7b ollama pgvector postgresql spring-ai spring-boot sqlcoder typescript vector-database

Last synced: 28 Jun 2025

https://github.com/faforever/faf-java-api

The FAForever REST api

elide java rest spring

Last synced: 06 Jun 2026

https://github.com/raydac/jprol

Yet another Java based Prolog engine

engine gui-editor java prolog prolog-engine prolog-programming-language

Last synced: 08 Jan 2026

https://github.com/jeltedeproft/Norii

A turn based strategy rpg - Java (libgdx)

2d game java libgdx open-source turn-based-strategy

Last synced: 11 Mar 2025

https://github.com/codelytv/java-oop-examples

Object-Oriented Programming recap with Java examples

java java8 oop oop-examples oop-principles

Last synced: 26 Apr 2025

https://github.com/ccpwcn/spring-demo

Spring框架学习与分析研究,附带可运行的引用示例,创建这个仓库的初衷,是因为网上的内容太碎片化了,我尝试来一个集大成者,在一个地方就能弄清楚所有的问题。

aop ioc java mvc spring

Last synced: 17 Jan 2026

https://github.com/iboxdb/db4o-gpl

new Db4o GPL Source Code for Java7+ & .netstardard2.0 Android Xamarin..., the best database project to help you to learn how to make databases

data database db4o embaddable java netstandard oodb

Last synced: 14 Jan 2026

https://github.com/aws-cloudformation/cloudformation-cli-java-plugin

The CloudFormation Provider Development Toolkit Java Plugin allows you to autogenerate java code based on an input schema.

cloudformation-cli java resources

Last synced: 06 Apr 2025

https://github.com/gmantele/vollt

Java libraries implementing the IVOA protocol: ADQL, UWS and TAP

adql ivoa java tap uws web-app

Last synced: 16 Jan 2026

https://github.com/screamingsandals/screaminglib

Cross-platform library for Minecraft development. Currently WIP, but usable and we will finish it eventually

bukkit-library cross-platform-api java minecraft

Last synced: 01 Nov 2025

https://github.com/hologramlib/hologramlib

Powerful, modern packet-based Minecraft hologram library with text, item & block displays, leaderboards, and extensive customization.

entitylib hologram java minecraft minimessage packetevents papermc plugin spigot

Last synced: 05 May 2025

https://github.com/apache/creadur-rat

Apache Creadur RAT - Release Audit Tool

apache cli creadur java licensechecker maven rat

Last synced: 06 Apr 2025

https://github.com/connorskees/coffea

Java decompiler written in Rust with a focus on performance

java java-decompiler jvm jvm-bytecode reverse-engineering

Last synced: 23 Mar 2025

https://github.com/astefanutti/further-cdi

🔊 Going further with CDI presentation

camel cdi dropwizard java javaee metrics

Last synced: 14 Apr 2025

https://github.com/kyoripowered/adventure-platform-mod

An adapter for adventure to integrate with Fabric and NeoForge

fabric java minecraft neoforge

Last synced: 22 Aug 2025

https://github.com/1farz1/leetcode

A Repo That Contains Solutions To Leet Code Problem I Solved

coding complexity java problem-solving python solutions

Last synced: 30 Oct 2025

https://github.com/normangyllenhaal/spring-boot-payment-starter

google play 和 appstore 服务端支付校验

appstore googleplay java payment spring springboot

Last synced: 22 Oct 2025

https://github.com/hellokoding/dockercompose-springboot-nginx

A simple Spring Boot web application running behind NGINX and inside Docker containers

docker-compose java maven nginx spring-boot

Last synced: 17 Aug 2025

https://github.com/expediagroup/rhapsody

Reactive Streams framework with support for at-least-once processing

java kafka rabbitmq reactive-streams reactor streams

Last synced: 06 Jul 2025

https://github.com/aws-samples/amazon-kinesis-timestream-grafana

Sample serverless application that reads events from Amazon Kinesis Data Streams and batches records to Amazon Timestream via Apache Flink app, visualizing results via Grafana.

amazon-kinesis amazon-kinesis-data-analytics-flink amazon-kinesis-streams amazon-timestream amazon-web-services analytics aws aws-cdk aws-lambda gradle grafa java java-11 kotlin

Last synced: 18 Jul 2025

https://github.com/wileylabs/teasy

Test easy with Teasy - UI automation testing framework

automated-testing java selenium teasy testng

Last synced: 13 Apr 2025

https://github.com/javasync/rxio

Asynchronous non-blocking File Reader and Writer library for Java

asynchronous java java-nio non-blocking

Last synced: 11 Jan 2026

https://github.com/masterflomaster1/jfxcrypto

🔐 150+ Algorithms, Reactive GUI, and More: Text & File Encryption, Hashing, MAC, Key Generation, and Password Strength Evaluation. JCA, JCE with Bouncy Castle

aes aes-256 chacha20 cipher encryption enigma gui hash hmac java javafx md5 mvvm password pbkdf2 rc4 reactive salsa20 security sha-256

Last synced: 13 Jul 2025

https://github.com/guobinhit/design-pattern

🌴 Detail design pattern and give many demos in Java.

design-pattern factory java observable singleton

Last synced: 01 May 2025

https://github.com/atrox/haikunatorjava

Generate Heroku-like random names to use in your Java applications

haikunator heroku java

Last synced: 31 Jul 2025

https://github.com/hellokoding/single-sign-on-out-auth-jwt-cookie-redis-springboot-freemarker

Single Sign Out: Authentication Service Example with JSON Web Token (JWT), Spring Boot and Redis

architecture authentication cookie freemarker java jwt redis scale single-sign-on single-sign-out spring-boot sso

Last synced: 04 Oct 2025

https://github.com/jenkins-zh/jenkins-client-java

Java实现的对Jenkins操作

client java jenkins

Last synced: 03 Jan 2026