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/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/xdev-software/chartjs-java-model

Provides Java models for Chart.js

chartjs charts java model

Last synced: 05 Mar 2026

https://github.com/openpj/alfresco-process-services-project-sdk

The Alfresco Process Services SDK based on Apache Maven and Docker, includes support for rapid and standard development, testing, packaging, versioning and release of your APS integration and extension projects

alfresco alfresco-activiti-enterprise alfresco-development alfresco-module alfresco-process-services alfresco-sdk apache-maven aps bpm docker java maven process ziaconsulting

Last synced: 10 Oct 2025

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/ivangfr/spring-data-jpa-relationships

The goal of this project is to study the JPA relationships: one-to-one, one-to-many / many-to-one, and many-to-many.

java jpa-relationships many-to-many many-to-one mapstruct one-to-many one-to-one postgresql spring-boot spring-data-jpa spring-web-mvc springdoc-openapi testcontainers

Last synced: 19 Oct 2025

https://github.com/extrawest/charge-point-simulator-via-ocpp-2.0.1

This is a emulator for huge numbers of charge points, that connect to central system through web socket and implement OCPP 2.0.1

charger docker dockerfile java jetty maven ocpp ocpp201 simulator spring spring-boot websocket

Last synced: 08 Sep 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/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/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/atrox/haikunatorjava

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

haikunator heroku java

Last synced: 31 Jul 2025

https://github.com/macacajs/wd.java

Java Client binding for Macaca

java macaca webdriver

Last synced: 02 Aug 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/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/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/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/cajuncoding/pdftemplating.xslfo

This is a C# .NET solution that tests and illustrates the capabilities of Xsl-FO for dynamically generating PDF documents. It provides a way to generate the XSL-FO source xml from Xslt or Razor Templating to address various development teams. And it provides basic WinForms Application that can be used to aid in developing the Xslt and Xsl-FO markup.

apache-fop azure-functions csharp fonet fop java microservice pdf-files pdf-generation pdf-rendering pdf-reports pdf-templating razor-templates razor-views serverless template-engine xsl-fo xslfo xslt xslt-template

Last synced: 16 Mar 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/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/uttesh/pdfngreport

This is the pdf report plugin library written for testng/selenium frameworks, this listener will generate the pdf report on testcases execution, its very simple to configure no need to write any code.

ant java listener pdf-report pom selenium selenium-java testng

Last synced: 05 Sep 2025

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/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/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/apache/camel-karaf

Apache Camel Karaf support

camel integration java karaf osgi

Last synced: 22 Feb 2026

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/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/vy/reactor-pubsub

Google Pub/Sub Java driver for mortals.

google-cloud java pubsub queueing reactive

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/opensearch-project/opensearch-sdk-java

OpenSearch SDK to build and run extensions

java

Last synced: 09 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/gebi/sslpoke

Tool to test SSL connections from within the java VM (with http proxy support)

certificates java keystores ops ops-infra ssl tls

Last synced: 20 Jan 2026

https://github.com/kangarko/corearena

A high-end monster arena Minecraft plugin with procedural damage and RPG system. Maps included!

arena bukkit bukkit-plugin game java minecraft minecraft-plugin minigame plugin rpg spigot spigot-plugin

Last synced: 21 Mar 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/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/bigggge/note

 Material Design 记事本

android java material-design

Last synced: 22 Mar 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/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/asyncapi/kotlin-asyncapi

Simplify event-driven API documentation for Kotlin microservices

asyncapi documentation event-driven java kotlin kotlin-asyncapi spring-boot

Last synced: 25 Jan 2026

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/adambien/best-of-java-shorts

A selection of Java Shorts from http://youtube.com/bienadam/shorts that I sometimes present at conferences

conferences devoxx infoshare java shorts w-jax

Last synced: 29 Jul 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/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/faforever/faf-java-api

The FAForever REST api

elide java rest spring

Last synced: 06 Jun 2026

https://github.com/caolib/book_management_system

Java课程设计,图书借阅管理系统,springboot+vue3前后端分离开发

java mybatis-plus mysql redis springboot

Last synced: 10 Oct 2025

https://github.com/xxdark/unsolver-8306275

Enables EnableDynamicAgentLoading in a remote process

encapsulation java java-agent

Last synced: 19 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/st235/androidrouter

Simple way to make navigation in Android Application 🔫

android android-sdk java mvp routing

Last synced: 12 Apr 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/kevin-lee/j8plus

Library containing useful tools for Java 8

functional-programming java java8 lambda-expressions recursion stream

Last synced: 22 Mar 2025

https://github.com/xushiyan/kafka-connect-datagen

A Kafka Connect source connector that generates data for tests

data-generator etl etl-pipeline integration-test java kafka kafka-connect performance-test

Last synced: 22 Mar 2025

https://github.com/tokenmill/timewords

Multilingual library to easily parse date strings to java.util.Date objects.

clojure date-parser date-time java natural-language-processing parsing

Last synced: 22 Apr 2025

https://github.com/ShailuJain/DeskViewer

A Java Project for screen sharing based on TCP protocol. Like TeamViewer

java networking robot screensharing screenshot sockets teamviewer

Last synced: 18 Jul 2025

https://github.com/troyzhxu/xjsonkit

超轻量级 JSON / JSONB / XML / YAML 解析门面 API,用法简单,使业务代码不依赖具体实现,解耦神器!

java json jsonb xml yaml

Last synced: 12 Apr 2025

https://github.com/jayboxyz/algorithm-notes

:memo: 数据结构与算法学习、LeetCode 刷题...

algorithm datastructure java leecode

Last synced: 13 Jul 2025

https://github.com/edmcouncil/onto-viewer

OntoViewer is an open-source project that is hosted by EDM Council. The project started in May 2019. OntoViewer is a JAVA application that is specifically designed to access both the ontology structure and its content in the easiest possible way. OntoViewer servers both as a web application and REST API.

auto-viewer fibo-viewer java java-application onto-viewer ontology-documentation ontology-search

Last synced: 25 Jan 2026

https://github.com/beehive-lab/docker-tornadovm

Docker build scripts for TornadoVM on GPUs: https://github.com/beehive-lab/TornadoVM

docker gpu gpu-computing graalvm hardware-acceleration intel-gpu java nvidia opencl tornado-gpu tornadovm

Last synced: 27 Mar 2026

https://github.com/meysamhadeli/booking-microservices-java-spring-boot

A practical distributed system, built with Java Spring Boot, Vertical Slice Architecture, Event Driven Architecture, CQRS, DDD, gRpc, MongoDB and RabbitMq.

clean-architecture cqrs ddd event-driven-architecture grpc java keycloak messaging microservice microservices mongodb oauth2 opentelemetry rabbitmq spring-boot spring-cloud-gateway spring-data-jpa spring-mvc spring-security vertical-slice-architecture

Last synced: 22 Apr 2025

https://github.com/saarthak08/Movies-Index

An android application which shows the list & information of movies from The Movie Database API (TMDb) & allows to download their torrent files from YIFY.

android java retrofit room-database rxandroid rxjava tmdb-api tmdb-movie-search torrent yify yify-torrents yts-api

Last synced: 28 Mar 2025

https://github.com/shubham16g/simplewallpaperapp-android

A simple demo wallpaper app which contains wallpaper links (json file) in assets folder.

android android-app android-application androidapp androidapplication demo-app java wallpaper wallpaper-app wallpaperapp wallpaperapplication

Last synced: 12 Apr 2025

https://github.com/twin/spring-security-oauth2-client-example

Minimal configuration required for a Spring Boot project using Spring Security with OAuth2 client

java oauth2-client spring spring-boot spring-framework spring-security spring-security-oauth2

Last synced: 04 Oct 2025

https://github.com/signum-network/signumj

SignumJ - Java Development Framework

bitcoin blockchain burstcoin ethereum java jdk signum transaction

Last synced: 08 Aug 2025

https://github.com/genexuslabs/javaclasses

GeneXus Standard Classes for Java and Android generators.

for-genexus-web-app generator genexus java maven standard-library

Last synced: 29 Aug 2025

https://github.com/hubspot/niosmtpclient

Smtp Client based on Netty

email java java8 netty nio smtp

Last synced: 10 Aug 2025

https://github.com/windup/windup-rulesets

Windup rules and rulesets contributed by community.

java migrations rules ruleset xml

Last synced: 11 Apr 2025

https://github.com/vanniktech/espresso-utils

Provides helper methods for asserting a few things that Espresso does not support out of the box.

android espresso java kotlin testing

Last synced: 15 Apr 2025

https://github.com/mariazevedo88/travels-api

API for Travels Management - UFLA Comp Jr/20 anniversary event

api api-restful api-service http http-rest-api java java-11 java11 medium-article rest rest-api restful-api

Last synced: 10 Apr 2025

https://github.com/cl7/battlecity

Java Swing project to simulate classic 2D tank game. Supports Two player local game server. A* algorithm for AI.

battle-city java java-swing multiplayer player tank-game

Last synced: 21 Mar 2025

https://github.com/thundernet8/elune

🤔 Elune project

bbs forum java razor

Last synced: 01 Sep 2025

https://github.com/m1rza-s/Cellsim-2

Simulating complete lives of different cellular animals and plants. Evolution, inheritance, predation and more.

2d-graphics animal-behavior breeds cellsim cellular-automata cellular-automatons cellularautomata emergent-behavior evolution java javafx mutations simulation zero-player-game

Last synced: 16 May 2025

https://github.com/ucloud/ufile-sdk-java

UCloud 对象存储官方 SDK

java library object-storage ucloud-sdk

Last synced: 06 Apr 2025

https://github.com/vankka/dependencydownload

A Java library (& Gradle plugin) to download dependencies during runtime with ease

dependency-management gradle-plugin java

Last synced: 16 Mar 2025

https://github.com/rocketchat/rocket.chat.java.sdk

[DEPRECATED, NOT MAINTAINED] Java/Android SDK for Rocket.Chat

android chat-support hacktoberfest java livechat rocketchat rocketchat-sdk sdk

Last synced: 13 Oct 2025

https://github.com/extrawest/Charge-Point-Simulator-via-OCPP-2.0.1

This is a emulator for huge numbers of charge points, that connect to central system through web socket and implement OCPP 2.0.1

charger docker dockerfile java jetty maven ocpp ocpp201 simulator spring spring-boot websocket

Last synced: 04 Sep 2025

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: 18 Jul 2025

https://github.com/e-candeloro/SAURUSS-Autonomous-Drone-Surveillance

An autonomous drone and sensor based surveillance system that use a Tello Drone, an Arduino, a Raspberry Pi and an Android smartphone.

3d android-app arduino aruco-markers autonomous-drone autonomous-vehicles c-language computer-vision drone finite-state-machine intrusion-detection iot java opencv python surveillance telegram tellodrone yolo

Last synced: 21 Apr 2025

https://github.com/sbt/sbt-java-formatter

An sbt plugin for formating Java code

code-formatter java sbt

Last synced: 21 Apr 2025

https://github.com/binhex/arch-minecraftserver

Docker build script for Arch Linux base with Minecraft Java server

arch-linux docker java minecraft minecraft-server

Last synced: 11 Mar 2026

https://github.com/rhwood/jinputvalidator

Java Swing InputVerifier that adds an icon and tooltip to the component for invalid states.

java swing swing-component

Last synced: 14 Jan 2026

https://github.com/augustd/burp-suite-software-version-checks

Burp extension to passively scan for applications revealing software version numbers

burp burp-extensions burp-plugin burpsuite java penetration-testing pentest scanning

Last synced: 16 Jan 2026