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/pvdlg/enml4j

Simple utility to handle ENML (Evernote Markup Language) in Java.

enml evernote-markup-language evernote-sdk java

Last synced: 11 Apr 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/reportportal/examples-java

Java examples of Report Portal usage for different frameworks

cucumber examples java jbehave junit reportportal spock testng

Last synced: 16 Aug 2025

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/mattjlewis/pigpioj

Java JNI wrapper around the pigpio C library

hacktoberfest java pigpio pigpiod raspberry-pi

Last synced: 04 Oct 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/ajay-prabhakar/amrita-resource

An android App which contains some PDFs of classes notes of particular department of particular subject 🎓

amrita-university android education firebase-auth firebase-firestore hacktoberfest hacktoberfest2019 java

Last synced: 23 Mar 2025

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/cometchat/chat-sdk-android

Text Chat SDK for Android

android chat java kotlin messaging sdk

Last synced: 08 Jan 2026

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

Apache jClouds Examples

cloud java jclouds library

Last synced: 09 Apr 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/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/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/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/thenriquedb/url-shortener

A simple URL shortener built with Spring Boot and MongoDB as a proof of concept for learning purposes.

docker docker-compose java mongodb redis redis-cache spring-boot terraform url-shortener

Last synced: 06 May 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/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/robjg/oddjob

Oddjob scheduler and task execution framework.

automation java orchestration scheduling workflow

Last synced: 27 Jan 2026

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/quackduck/WarpDrive

Warp across directories

autojump cd java warpdrive z

Last synced: 21 Mar 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/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/kecon/jsocksproxy

SOCKS proxy written in Java

java proxy socks socks4 socks5

Last synced: 11 May 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/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/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/loiane/java21-examples

Examples of how to use Java 21 new features.

java java-21 java21

Last synced: 23 Mar 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/siddhi-io/pysiddhi

Python wrapper for Siddhi engine

api cep java jython python python-wrapper siddhi

Last synced: 24 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/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/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/cleversamer/hotels-management-system-desktop

Hotels Management System - JavaFX GUI Application

desktop-application java javafx

Last synced: 24 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/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/takumakanari/embulk-input-http

Embulk plugin for http input

embulk embulk-input-plugin http java

Last synced: 26 Jul 2025

https://github.com/hms-core/hms-game-demo

GameServiceKit Android sample code encapsulates APIs of the HUAWEI GameSevice Kit. You can implement features like achievements and events faster, so you can quickly build the foundations for your game.

android-sample game game-development hms huawei java service

Last synced: 01 Aug 2025

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/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/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/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/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/mastercard/flow

Testing framework

java testing

Last synced: 11 Jun 2025

https://github.com/pakoito/rxtuples2

Simple tuples to use with RxJava2 [STABLE]

functional-programming java rxjava2

Last synced: 02 Jul 2025

https://github.com/ova2/easy-pool

Simple and lightweight pool implementation

easy-pool java pool pool-server

Last synced: 25 Apr 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/pires/hazelcast-kubernetes-bootstrapper

Hazelcast cluster discovery mechanism for Kubernetes.

hazelcast in-memory-database java kubernetes

Last synced: 10 Apr 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/sayannath/american-sign-language-detection

American Sign Language Detection is a deep learning end to end project where we can detect American Sign Language.

asl colab-notebook computer-vision java keras mobile mobilenetv2 mobilenetv3 native tensorflowlite tensroflow tfhub tflite tflite-models

Last synced: 12 May 2025

https://github.com/xortroll/libjavm

Small, header-only, zero-dependency C++17 Java VM library

cpp17 header-only java java-library vm

Last synced: 12 May 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/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/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/arif-un/shop-management

A simple java swing project. Where implements Java OOP with MVC design pattern .In this app user can record shops daily transaction.

admin-dashboard crud database-management jar java java-swing java-swing-application mysql shop-management swing-gui

Last synced: 19 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/infinispan-demos/harry-potter-quarkus

Showcases in a web application Quarkus and Infinispan

graal-native graalvm infinispan java quarkus

Last synced: 08 Jul 2025

https://github.com/unnamed/mocha

A lightweight, fast and efficient Molang lexer, parser, interpreter and compiler for Java 8+

bytecode compiler interpreter java jvm lexer minecraft minecraft-bedrock molang parser

Last synced: 16 Jul 2025

https://github.com/vm-001/mybatis-xml-generator

Generates MyBatis XML by using reflection and custom velocity templates.

java mybatis tools

Last synced: 11 Apr 2025

https://github.com/augustd/burp-suite-utils

Utilities for creating Burp Suite Extensions.

burp burp-api burp-extensions burp-plugin burpsuite java

Last synced: 16 Jan 2026

https://github.com/amanoteam/sunny

Prevent Tachiyomi and Mihon from throttling your requests by ignoring rate limits

java tachiyomi xposed-module

Last synced: 14 May 2025

https://github.com/dantevg/webstats

Spigot plugin to display the scoreboard, PlaceholderAPI and other plugin statistics on the web

java minecraft minecraft-plugin minecraft-scoreboard mysql placeholderapi-support spigot spigot-plugin

Last synced: 08 Mar 2026

https://github.com/xxdark/classfile

Java classfile library

bytecode classfile-parser java

Last synced: 10 Aug 2025

https://github.com/satoshun/rxwebview

RxJava2 binding APIs for Android's WebView

android java kotlin rxjava rxjava2 webview

Last synced: 12 Aug 2025

https://github.com/shahqaan/kinect-body-language-analysis

Uses Kinect to study human motion, does emotional analysis and generates music based on user's emotion.

body-movements emotion emotion-analysis java kinect movement

Last synced: 03 Aug 2025

https://github.com/dpressel/sgdtk

A Java library for Stochastic Gradient Descent (SGD)

crf java logistic-regression sgd svm

Last synced: 23 Mar 2025

https://github.com/viralvaghela/telegram-bot-array-index-out-of-bound

This Bot will provide you with a variety of features, including programming quotes, jokes, random jokes, and real-time global Covid-19 data. Additionally, it offers a wide range of resources such as books, videos, and tutorials to assist you in learning programming.

bot java java-spring-boot javabot random-jokes telegram-bot telegram-bot-array telegram-bots telegram-jav telegram-java-api

Last synced: 09 Oct 2025

https://github.com/mainakrepositor/super-ciphers

A collection of some of the amazing cryptographic Ciphers in C++, Python and Java with a detailed documentation and approach map. (Particularly helpful for Blockchain. and designing Encryption Algorithms)

arithmetic blockchain cipher-algorithms cpp cryptography java logic python3

Last synced: 26 Oct 2025

https://github.com/arsy786/springboot-best-practices

This repo serves as a guide for Spring Boot best practices!

2022 guide java spring-boot

Last synced: 16 Oct 2025

https://github.com/paveldat/tetris

Java game "Tetris"

java tetris tetris-game

Last synced: 22 Jul 2025

https://github.com/ajermakovics/backflow

A dynamic reverse proxy server

java java8 reverse-proxy undertow

Last synced: 13 Apr 2025