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/pragmatic-objects/oo-atom

A Java polyfill for better code design

elegantobjects java oop polyfill solid

Last synced: 12 Jan 2026

https://github.com/arakelian/faker

A Java library for generating fake data such as names, addresses, and phone numbers.

data fake fake-content fake-data faker java java-8 mocking mocks test

Last synced: 01 Aug 2025

https://github.com/opentracing-contrib/java-xray-tracer

Java OpenTracing implementation backed by AWS X-Ray

aws aws-xray java opentracing

Last synced: 09 Jul 2025

https://github.com/graylog2/jadconfig

Annotation-driven configuration library for the Java programming language

configuration google-guava google-guice guava guice java java-library joda

Last synced: 04 Apr 2025

https://github.com/sormuras/junit5-looming

🧵 JUnit 5 Test Engine using Virtual Threads

java loom virtual-thread

Last synced: 04 May 2025

https://github.com/infumia/agones4j

Java wrapper for Agones client SDK.

agones grpc java

Last synced: 10 Apr 2025

https://github.com/eclipse-nattable/nattable

High performance SWT data grid

eclipse-rcp java swt

Last synced: 12 Sep 2025

https://github.com/shashank02051997/java-game-and-application

Java Games and Application with awesome source code and better algorithm

application game game-2d game-development games java java-8 java-library project

Last synced: 11 Jul 2025

https://github.com/kaitai-io/kaitai_struct_gui

Kaitai Struct: visualizer and hex viewer tool GUI in Java

hex-viewer java kaitai-struct visualizer

Last synced: 06 Sep 2025

https://github.com/fabiothiroki/android-api-request-test

Example on how to unit test Android API requests

android java rxjava2 test testing

Last synced: 30 May 2026

https://github.com/approov/android-hide-secrets

An exercise to research and explore the best ways to hide a secret in the code of a mobile app. Article: https://blog.approov.io/how-to-extract-an-api-key-from-a-mobile-app-with-static-binary-analysis

android api-key api-keys approov approov-demo java jni jni-android mobile mobile-app mobile-development secrets

Last synced: 03 Aug 2025

https://github.com/wkrzywiec/wawa-tabor

Android app that presents location of Warsaw buses and trams.

android api java jetpack-android json junit mvvm mvvm-android rxjava2

Last synced: 26 Mar 2025

https://github.com/guybedo/sshtools

Java SSH tools - easier SSH & SFTP in Java

java java-8 sftp sftp-client ssh ssh-client

Last synced: 29 Apr 2025

https://github.com/ysbaddaden/java.cr

Java Native Interface (JNI) bindings (and generator) for Crystal

crystal java jni

Last synced: 26 Apr 2025

https://github.com/hacefresko/JavaRAT

Windows RAT written in Java for learning purposes

backdoor backdoors java jrat powershell-session rat

Last synced: 28 Apr 2025

https://github.com/myopenresources/cc-s

一个基于spring boot、druid、mybatis、mysql的后端基础

cc druid java mybatis mysql spring spring-boot

Last synced: 07 Apr 2025

https://github.com/sahaginorg/sahagin-java

Sahagin generates highly readable Selenium/Appium test report from your test code.

appium java selenium test-framework test-reporting webdriver

Last synced: 30 Apr 2025

https://github.com/microcks/microcks-testcontainers-java

Java lib for Testcontainers that enables embedding Microcks into your JUnit tests with lightweight, throwaway instance thanks to containers.

api contract-testing java microcks mocking testcontainers

Last synced: 16 Jan 2026

https://github.com/gbzarelli/kart-race-importer

[JAVA] The 'Kart Race Importer' is a project to import data held in log files - Gympass technical challenge (approved)

clean-architecture gradle java jdk13 kart kart-race-importer without-framework

Last synced: 14 Apr 2025

https://github.com/zyrikby/stadyna

StaDynA: Addressing the Problem of Dynamic Code Updates in the Security Analysis of Android Applications

android android-security dynamic-analysis java python research static-analysis

Last synced: 16 Mar 2026

https://github.com/sisby-folk/surveyor

Unified API, networking, and save data for minecraft map mods.

java minecraft modtoberfest

Last synced: 02 Apr 2026

https://github.com/grafioschtrader/grafioschtrader

A web application for the overall performance of multiple portfolios with different financial instruments and currencies.

angular bonds financial forex investing java mariadb multi-tenancy portfolio primeng spring-boot stocks tracking trading typescript

Last synced: 07 Jun 2026

https://github.com/spinyowl/spinygui

(WIP) Java OpenGL GUI library. Created for using with latest LWJGL (LWJGL 3).

framework gui gui-framework gui-library java lwjgl lwjgl3 opengl ui

Last synced: 03 May 2026

https://github.com/lets-mica/mica-security

基于底层基于 mica 驱动,采用 maven、spring boot、spring security、thymeleaf 的权限管理系统。

java mica spring spring-boot spring-security

Last synced: 08 Apr 2025

https://github.com/rasheedsulayman/dotplayer

🎧 A light, feature-packed and very customisable material designed audio player.

android audio audio-player dynamic-theme java material-design music musicplayer rx

Last synced: 22 Apr 2025

https://github.com/burtcorp/athena-jdbc

A JDBC driver for AWS Athena

aws-athena java jdbc jdbc-driver

Last synced: 14 Jan 2026

https://github.com/frapples/java-pinyin

A library that provides Pinyin and Chinese conversion and Chinese word segmentation.一个汉字与拼音互转的工具库,提供简单的分词功能。

chinese hans java java-pinyin pinyin

Last synced: 14 Jan 2026

https://github.com/yuyuanweb/mcp-mianshiya-server

基于 Spring AI 的面试鸭搜索题目的 MCP Server 服务,快速让 AI 搜索企业面试真题和答案

ai backend interview-questions java mcp mysql spring-ai springboot

Last synced: 09 Apr 2025

https://github.com/youse-seguradora/form

Repository for kotlin form validation

android form formatter java kotlin validation

Last synced: 22 Apr 2025

https://github.com/jponge/boiler-vroom

Fun is fun, powered by Vert.x.

dj java midi traktor vertx webmidi

Last synced: 23 Apr 2025

https://github.com/henkelmax/rnnoise4j

A Java wrapper for RNNoise.

java noise-suppression rnn rnnoise rnnoise-wrapper

Last synced: 22 Apr 2025

https://github.com/proshin-roman/finapi-java-client

True-OOP Java client for API provided by https://finapi.io

api-client finapi fintech java oop

Last synced: 14 Jan 2026

https://github.com/hoangsonww/Bouncing-Ball-Game-JavaFX

🎮 This repository hosts a Bouncing Ball game coded in JavaFX, offering a fun and interactive gameplay experience. It showcases object movement, collision detection, and score tracking, serving as a great example for developers interested in game development using JavaFX.

bounce bouncing-ball bouncing-ball-2player-game bouncing-ball-game bouncing-ball-java bouncing-balls bouncingball java java-8 javafx

Last synced: 07 May 2025

https://github.com/traceless/tlf-encryption

一个简单的流加密算法-TLF,可以用在对加密要求不高的地方,有一些场景是可以使用的。R4C的方案固然是更好的,但是实际使用起来会比较复杂一些。这个加密对实时流解密比较方便一些。

encryption flow-encryption httpproxy java nodejs tlf tlf-encryption

Last synced: 30 Jun 2025

https://github.com/aergoio/heraj

Java client framework for aergo

aergo client java

Last synced: 19 Apr 2025

https://github.com/natf17/shopify-spring-boot-embedded-app

A Spring Boot project that provides a template for creating an embedded application in the Shopify environment.

java shopify shopify-embedded-applications spring spring-boot spring-boot-2

Last synced: 08 Sep 2025

https://github.com/epam/gepard

Test Automation Framework

framework java junit test-automation

Last synced: 12 Sep 2025

https://github.com/apache/james-jspf

Mirror of Apache James jSPF

james java mail network-server

Last synced: 13 Apr 2025

https://github.com/tomiwa-ot/obd

Android library for getting vehicle diagnostics from ELM327 (Bluetooth) connector over OBD protocol

android android-bluetooth android-java android-library android-obd-diagnostics canbus elm327 java obd obd-ii obd-port obd2 on-board-diagnostic

Last synced: 10 Apr 2025

https://github.com/fiqryq/pantaucovid-android

🌍 open source project for learn android app using covid topic.

covid-19 java kotlin opensource retrofit2

Last synced: 29 Sep 2025

https://github.com/googtech/student-management-system-cs

:school: :mortar_board: Desktop applications developed using the Java programming language ~

gui java management-system student swing ui university-project

Last synced: 18 Mar 2025

https://github.com/andersonleite/jogos_android_14bis

14bis is an Android game created on my book.

android games java mobile

Last synced: 29 Oct 2025

https://github.com/ngrok/ngrok-api-java

ngrok API client library for Java

developer-tools java library ngrok-client

Last synced: 12 Apr 2025

https://github.com/clarketm/java-design-patterns

Catalog of popular object-oriented design patterns in Java

design-patterns java object-oriented-programming oop patterns

Last synced: 14 Apr 2025

https://github.com/rhwood/jsplitbutton

A split button control for Java Swing.

java split-button swing swing-component swing-gui

Last synced: 16 Jan 2026

https://github.com/darkmatter18/whatsthere

Pytorch based Android app, which classifies images using MobileNet-V2 model, takes image using CameraX API

android camera2 camerax hacktoberfest image-classification imagenet imagenet-classifier java mobilenetv2 neural-network pytorch pytorch-android

Last synced: 20 Aug 2025

https://github.com/soklet/soklet

Soklet is a zero-dependency Java HTTP/1.1 and Server-Sent Event server, well-suited for building RESTful APIs and tool-backed agentic systems.

java no-dependencies server server-sent-events soklet

Last synced: 08 Mar 2026

https://github.com/pires/hazelcast-kubernetes-bootstrapper

Hazelcast cluster discovery mechanism for Kubernetes.

hazelcast in-memory-database java kubernetes

Last synced: 10 Apr 2025

https://github.com/shreyxnsh/vtop

VTOP is the application version of Vellore Institute of Technology, Bhopal's website. It consists of various features like faculty database, event gallery, notices section, e-books , cgpa calculator,etc.

android college college-app faculty-dashboard firebase firebase-realtime-database java vit

Last synced: 17 Aug 2025

https://github.com/asankov/the-practice-of-programming

This repository contains the exercises from the book "The Practice of Programming" by Brian W. Kernighan and Rob Pike.

algorithms algorithms-and-data-structures c cpp data-str java programming

Last synced: 30 Jul 2025

https://github.com/drako01/java-coderhouse--53330

Repositorio con todas las Actividades repasadas en Clase a lo largo del Curso

eclipse-ide java mysql spring spring-boot sql

Last synced: 09 Aug 2025

https://github.com/52north/sensorweb-server-helgoland

Thin Web binding API to access series data.

52north java observation rest-api sensor sensorweb series-data spi

Last synced: 12 Aug 2025

https://github.com/computacionnube/benitez

Respaldo de los programas realizados en Progrmacion.NetII

csharp csharp-code csharp-script csharp7 java javascript visual-basic visual-studio visual-studio-code

Last synced: 07 Sep 2025

https://github.com/hoangsonww/inheritance-in-java

📚 This repository features the power and applications of inheritance, encapsulation, and interfaces in Java. It includes examples of how to efficiently manage and organize objects, leveraging inheritance for code reusability and interfaces for implementing polymorphism.

inheritance interface interface-java java object-oriented-programming oop oop-principles oops-in-java polymorphic polymorphic-relationships polymorphic-types polymorphism types

Last synced: 10 Oct 2025

https://github.com/ph-7/simplejspwebsite

:spades: This is a simple example of the JSP Java Website.

java jee jsp jsp-website tomcat tomcat-server

Last synced: 16 Oct 2025

https://github.com/lwierzbicki/RegexFinder

RegexFinder - Burp Suite extension to passively scan responses for occurrence of regular expression patterns.

burp-extensions burp-plugin burpsuite burpsuite-extender java pentesting scanning

Last synced: 11 Jul 2025

https://github.com/flagsmith/flagsmith-java-client

Java Client for Flagsmith. Ship features with confidence using feature flags and remote config. Host yourself or use our hosted version at https://www.flagsmith.com/

cd ci continuous-integration feature-flag feature-flaggers feature-flagging feature-flags feature-toggles flagsmith java remote-config sdk

Last synced: 02 Apr 2026

https://github.com/SasanLabs/owasp-zap-fileupload-addon

OWASP ZAP add-on for finding vulnerabilities in File Upload functionality.

dast fileupload hacktoberfest java sasanlabs scanner security security-tools zap zaproxy

Last synced: 11 Jul 2025

https://github.com/volodya-lombrozo/jtcop

Maven Plugin for checking tests in Java projects

best-practices java maven quality tests

Last synced: 14 Jul 2025

https://github.com/grimanticheat/grimapi

The API for Grim Anticheat

api grim java minecraft plugin-api

Last synced: 28 Apr 2026

https://github.com/apitable/apitable-sdks

APITable officially provides various API, which allow users to get data by HTTPS requests, or push data to APITable.

apitable golang java javascript php python sdk typescript

Last synced: 16 Mar 2026

https://github.com/oopsguy/kaptcha-spring-boot

Kaptcha Spring Boot Starter help you use Google Kaptcha with Spring Boot easier. 一个简单封装了 Kaptcha 验证码库的 Spring Boot Starter

captcha java kaptcha security spring spring-boot springboot starter verify yaml

Last synced: 04 Apr 2026

https://github.com/madonahs/bank-account-draft

💳 A simple bank account project done for practice. Trying to work around Object Oriented Programming.

bank-account java

Last synced: 02 Jun 2026

https://github.com/sisby-folk/switchy

RPG-style character switching for minecraft!

java minecraft

Last synced: 21 Feb 2026

https://github.com/ivangfr/spring-boot-nginx-keycloak-cluster

The goal of this project is to use Nginx as a reverse proxy and load balancer for a Keycloak cluster with two instances and a Spring Boot application, called simple-service, also with two instances. The simple-service app will use Keycloak for IAM.

docker java keycloak nginx oauth2-resource-server postgresql spring-boot spring-security spring-web-mvc

Last synced: 04 Apr 2026

https://github.com/cometchat/chat-sdk-android

Text Chat SDK for Android

android chat java kotlin messaging sdk

Last synced: 08 Jan 2026

https://github.com/bsommerfeld/jshepherd

Annotation Based Java Config Management Library Supporting JSON, TOML, YAML and Properties.

annotation config configuration java json library management properties toml yaml yml

Last synced: 08 Jan 2026

https://github.com/jzheng2017/resultset-mapper

ResultSet Mapper allows you to map a ResultSet to a desired java object by passing in its type.

dto dto-mapper java jdbc library mapper mapping resultset-mapper

Last synced: 14 Jan 2026

https://github.com/tamtam-chat/tamtam-bot-api

Java Client for TamTam Bot API

api bots client java tamtam

Last synced: 14 Jan 2026

https://github.com/mugan86/android-network-change-receiver

Check Internet connection with receiver. Compatible with Android Nougat and Oreo

android check internet-connection java kotlin receiver

Last synced: 24 Apr 2025

https://github.com/piomin/sample-spring-boot-graalvm

Demo project that shows how to build Spring Boot applications with GraalVM and run them in serverless architecture, e.g. Knative on Kubernetes with Skaffold and Jib

graalvm java jib-maven-plugin knative kubernetes native-image skaffold spring-boot

Last synced: 16 Mar 2025

https://github.com/sbabcoc/junit-foundation

JUnit Foundation is a lightweight collection of JUnit watchers, interfaces, and static utility classes that supplement and augment the functionality provided by the JUnit API.

byte-buddy event-notifications java java-agent junit junit-rule junit-runlistener junit-runner junit-watchers parameters retrying service-provider test-graph test-lifecycle timeout-control

Last synced: 16 Mar 2025

https://github.com/piomin/sample-spring-jpa-streamer

Demo project showing how to express JPA queries with Java streams with the JPAstreamer library written in Spring Boot.

java java-streams jpa jpa-hibernate spring-boot spring-data-jpa

Last synced: 10 Jun 2025

https://github.com/linyshdhhcb/pighealthsmartmedicine

本项目是一个面向生猪健康管理的智慧医药系统,有AI兽医功能、文章管理功能、药物管理功能、政策资讯管理功能,旨在通过数字化手段提升生猪养殖的医疗管理水平。系统集成 SpringBoot3 + Ollama + Spring AI + DeepSeek + MySQL8.0 + Mybatis-Plus,提供智能兽医诊断服务,帮助养殖户或兽医快速诊断生猪病情并推荐相应的治疗方案。

java minio mybatisplus mysql ollama redis satoken springai springboot3

Last synced: 16 Jun 2025

https://github.com/java-edge/movierecommandation-moviemanager

本科毕业设计项目-Java电影推荐系统-管理后台

java java-8 mysql

Last synced: 29 Oct 2025

https://github.com/zyrikby/StaDynA

StaDynA: Addressing the Problem of Dynamic Code Updates in the Security Analysis of Android Applications

android android-security dynamic-analysis java python research static-analysis

Last synced: 19 Mar 2025

https://github.com/inforkgodara/java-point-of-sale

It is swing based java stand alone point of sale (POS). Its second version is in another repository. https://github.com/inforkgodara/java-pos

inforkgodara java java-point-of-sale java-pos java-project java-sql-project java-swing java-swing-project open-source-project point-of-sale point-of-sale-java pos pos-java sales-invoice sql-pos swing-pos

Last synced: 26 Mar 2025

https://github.com/eskatos/jni-library-sample

Java JNI & C++ in a single Gradle build

build cpp gradle java jni

Last synced: 12 Jul 2025