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/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/theturkeydev/call_of_minecraft-zombies

A Minecraft plugin designed to recreate the Call of Duty Zombies game mode!

bukkit-plugin call-of-duty java minecraft minecraft-bukkit minecraft-bukkit-plugin minecraft-plugin plugin zombies

Last synced: 20 Jun 2025

https://github.com/asurateam/asuraframework

Asura Framework 是我们在实际使用过程中,抽取出来的公共组件

asura java

Last synced: 14 Apr 2025

https://github.com/computacionnube/romero

TRABAJOS INDIVIDUALES DE PROGRAMACIÓN PUNTO NET II

csharp java javascript javascript-game

Last synced: 13 May 2025

https://github.com/mybatis/migrations-maven-plugin

Maven plugin for the MyBatis Migrations tool

java maven-plugin migration-tool

Last synced: 02 Jan 2026

https://github.com/muoncore/photon

Photon is an event store with cold+hot event streaming

clojure eventsourcing java microservice reactive reactive-streams

Last synced: 24 Jan 2026

https://github.com/consiglionazionaledellericerche/cool-jconon

Online application system for recruitment of staff and other types of employment and training of the National Research Council of Italy.

bootstrap docker docker-compose docker-image employment hacktoberfest java jquery maven-central recruitment requirejs spring spring-boot

Last synced: 12 Jan 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/venwyhk/ikasoa

ikasoa is a java distributed service framework.

java rpc thrift

Last synced: 09 Oct 2025

https://github.com/Jolanrensen/KoDEx

/** KoDEx */: Kotlin Documentation Extensions. KDoc preprocessor Gradle plugin and IDEA plugin (Beta).

documentation documentation-generator documentation-tool gradle gradle-plugin java javadoc javadocs kdoc kdocs kotlin library library-management plugin plugins preprocessor preprocessors

Last synced: 16 Mar 2025

https://github.com/leonardpepa/pathfinding-visualizer

Pathfinding Visualizer application that visualizes graph based search algorithms used to find the shortest path. Algorithms used: Breadth first search, Depth first search, Best first search and A* search made with java swing

astar astar-algorithm astar-pathfinding astar-search-algorithm best-first-search bfs breadth-first-search depth-first-search dfs dsa-algorithm java leonard leonardpepa pathfinder pathfinding pepa shortest-path-algorithm shortest-paths visualization visualizer

Last synced: 29 Oct 2025

https://github.com/exconvinced/revanced-web-app

🚀 A Flask web implementation of the popular ReVanced

aapt android cs50 cs50x flask html java javascript python revanced sqlite3 tailwindcss

Last synced: 02 Sep 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/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/loiane/java21-examples

Examples of how to use Java 21 new features.

java java-21 java21

Last synced: 23 Mar 2025

https://github.com/graph-quilt/graphql-xtext

A GraphQL SDL lexer, parser, and validator that can read GraphQL grammar and produce executable JVM runtime objects.

grammars graphql graphql-java graphql-sdl java schema-validation xtext

Last synced: 15 Apr 2025

https://github.com/aliyun/alibabacloud-java-async-sdk

The Alibaba Cloud V2.0 SDK for JAVA(Async)

alibaba alibaba-cloud aliyun async darabonba java openapi sdk v2

Last synced: 12 Apr 2025

https://github.com/lunnova/whocalled

Obsolete, use StackWalker: http://openjdk.java.net/jeps/259

java java-library performance

Last synced: 19 Jul 2025

https://github.com/aleksilassila/islands

A spigot plugin for creating customisable home islands with different biomes. https://www.spigotmc.org/resources/islands-home-islands-system.84303/

bukkit islands java minecraft minecraft-plugin minecraft-server paper spigot spigot-plugin survival

Last synced: 25 Apr 2025

https://github.com/cinaq/mendix-userlib-cleaner

A simple CLI tool that identifies duplicate JARS in a directory. It can remove them also if desired.

conflict-resolution developer-tools java mendix

Last synced: 12 Apr 2025

https://github.com/troyzhxu/httputils

Http工具包:OkHttp轻量封装 、功能全面、设计力求优雅与纯粹,Java领域前后端处Http问题的新选择。

android download gradle http http-okhttp httputils httputils-okhttp java json range upload

Last synced: 24 Oct 2025

https://github.com/path-yu/simple_app

一个精致简约的小而美的flutter拟物风格工具类应用,完美支持国际化和夜间模式.内置便签,计算器,todoList,计算器四大应用!

android apk dart flutter flutter-app java

Last synced: 28 Oct 2025

https://github.com/ivangfr/springboot-aws-localstack-dynamodb-lambda-sns-sqs

In this project, we will use LocalStack to locally simulate some services provided by AWS Cloud such as: DynamoDB, Lambda, SNS and SQS. Additionally, to simplify the use of AWS managed services, we will use Spring Cloud AWS.

aws aws-dynamodb aws-lambda aws-sns aws-sqs docker java localstack semantic-ui spring-boot spring-cloud-aws spring-cloud-function-adapter-aws spring-web-mvc springdoc-openapi thymeleaf websocket

Last synced: 18 Mar 2026

https://github.com/tolc/intellij_jahia_plugin

Jahia's definitions.cnd files syntax highlighting, code completion, and other amazing stuff

cms cnd framework grammar integration intellij intellij-idea intellij-plugin jahia java jsp language plugin

Last synced: 23 Oct 2025

https://github.com/lunasaw/salt-fish

盐鱼二手物品交易网站(Servlet+Jsp Java课程设计大作业)

java jsp servlet

Last synced: 06 Sep 2025

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/egormkn/ifmo-kt

Практические задания. Университет ИТМО, кафедра КТ

algorithms computer-science computer-technologies cpp discrete-mathematics education homework ifmo itmo java js lab pcms programming-paradigms saint-petersburg university

Last synced: 24 Apr 2025

https://github.com/tonyketcham/depth-mapper

Generates a depth map from a focal stack of images using OpenCV 📷

computer-vision depth-estimation depth-maps image-alignment java opencv

Last synced: 01 Aug 2025

https://github.com/kecon/jsocksproxy

SOCKS proxy written in Java

java proxy socks socks4 socks5

Last synced: 11 May 2025

https://github.com/lhelwerd/webgraph

WebGraph framework with extensions

forked-repo graph-compression java

Last synced: 13 Apr 2025

https://github.com/quackduck/WarpDrive

Warp across directories

autojump cd java warpdrive z

Last synced: 21 Mar 2025

https://github.com/paledot01/sistema_ventas_javase_mysql

Sistema de ventas de calzados, desarrollado en Java con el motor de base de datos MySQL

eclipse-ide erp jaspersoft-studio java mysql punto-de-venta sistema-de-ventas

Last synced: 12 May 2025

https://github.com/dhruv1110/Android-Shortify

An Android library used for making an Android application more faster with less amount of code. Shortify for Android provides basic functionalities of view and resource binding, view customization, JSON parsing, AJAX, various readymade dialogs and much more.

ajax android android-development android-library android-shortify dialog event-handlers java json parse

Last synced: 29 Mar 2025

https://github.com/um-mitternacht/witchworks

Repo has moved - https://github.com/Um-Mitternacht/Bewitchment

clone fantasy java magic minecraft minecraft-mod mythology witchcraft

Last synced: 12 May 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/eskatos/jni-library-sample

Java JNI & C++ in a single Gradle build

build cpp gradle java jni

Last synced: 12 Jul 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/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/amarlearning/chat-rooms

Real time public/private chat application using spring boot web-sockets

chat-app chat-application java jquery private public sockjs spring-boot spring-boot-websocket spring-websockets-stomp websocket

Last synced: 11 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/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/aergoio/heraj

Java client framework for aergo

aergo client java

Last synced: 19 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/surpsg/diff-coverage-maven-plugin

Maven plugin for computing code coverage on modified code

code-coverage coverage diff diff-coverage jacoco java kotlin maven maven-plugin

Last synced: 03 Sep 2025

https://github.com/apache/jclouds-examples

Apache jClouds Examples

cloud java jclouds library

Last synced: 09 Apr 2025

https://github.com/openlab-x/openqrcode

Open QR Code is an open-source, cross-platform app developed with Flutter, using C, C++, Dart, Skia, Impeller, Java, and Kotlin. It allows users to generate, scan, save, and share QR codes. Available on Android, Windows, and Web, users can easily create and interact with QR codes across platforms.

android-app apk c cpp dart dartlang flutter flutter-apps java kotlin kotlin-android open-source openlabx qrcode qrcode-generator skia web windows-11 windows-app

Last synced: 11 Oct 2025

https://github.com/4drian3d/vpacketevents

Manage packets through Velocity's native events

api java minecraft-api minecraft-plugin velocity-plugin velocitypowered

Last synced: 21 Jun 2025

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

Mirror of Apache James jdkim

james java mail network-server

Last synced: 01 Mar 2026

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/easy-rpa/openframework

Open Framework is a collection of open-source Java libraries for Robotic Process Automation (RPA) designed to be used with EasyRPA platform.

java rpa rpa-robots

Last synced: 06 Oct 2025

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/grimanticheat/grimapi

The API for Grim Anticheat

api grim java minecraft plugin-api

Last synced: 28 Apr 2026

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/snchengqi/http2-qing

A library for http2 protocol based on netty

http2 java maven netty server-push

Last synced: 19 Feb 2026

https://github.com/temporalio/spring-boot-demo

Sample application demonstrating Temporal JavaSDK Spring Boot integration

java spring-boot temporal

Last synced: 02 Apr 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/arunkumar9t2/trie

A Java implementation of the Trie data structure

java java-library search search-trees trie tries

Last synced: 10 Apr 2025

https://github.com/martinpaljak/nfc4pc

NFC for Personal Computers

java ndef nfc pcsc

Last synced: 14 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/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/rdbc-io/rdbc-pgsql

Asynchronous PostgreSQL driver for Scala and Java

asynchronous back-pressure database driver java non-blocking postgresql rdbc reactive scala

Last synced: 01 Nov 2025

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/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/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/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/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/sisby-folk/switchy

RPG-style character switching for minecraft!

java minecraft

Last synced: 21 Feb 2026

https://github.com/otaviojava/jcassandra-book

Apache Cassandra Horizontal scalability for Java applications in a book

book cassandra database hibernate jakartaee java spring spring-data

Last synced: 10 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/norconex/collector-filesystem

Norconex Filesystem Collector is a flexible crawler for collecting, parsing, and manipulating data ranging from local hard drives to network locations into various data repositories such as search engines.

crawler filesystem-crawler java norconex-filesystem-collector search-engine

Last synced: 05 Nov 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