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/bolorundurowb/dotnetanpr

A number plate recognition library for .NET based off javaanpr

anpr automatic-number-plate-recognition c-sharp java library

Last synced: 11 Oct 2025

https://github.com/jerolba/bikey

Low memory footprint Map and Set implementation on objects with composited keys

bikey collections java map set table

Last synced: 12 Feb 2026

https://github.com/pct960/competitive_programming

A handy collection of implemented data structures and algorithms for competitive coding contests

algorithm-challenges algorithms algorithms-implemented competitive-programming data-structures java

Last synced: 19 Oct 2025

https://github.com/vinhkhuc/lbfgs4j

Java version of liblbfgs: http://www.chokkan.org/software/liblbfgs/

java machine-learning optimization

Last synced: 29 Jan 2026

https://github.com/mablanco/docker-firefox-java-vnc

Docker image that runs an old Firefox web browser with an outdated Java plugin

docker firefox java

Last synced: 02 Jun 2026

https://github.com/silentrald/java-gui-mvc

Basic MVC(Model-View-Controller) in Java using Java swing

java mvc swing-gui

Last synced: 05 Mar 2026

https://github.com/franckrj/respawnirc-android

Version android de RespawnIRC.

android java

Last synced: 20 Apr 2026

https://github.com/ketbome/hytalepanel

Docker image for Hytale dedicated server with web panel. Easy setup, auto-download, real-time console.

dedicated-server game-server gaming hypixel hytale hytale-server java minecraft server-management web-panel

Last synced: 30 Apr 2026

https://github.com/apache/sling-org-apache-sling-scripting-sightly

Apache Sling Scripting HTL Engine

java sling

Last synced: 07 Apr 2025

https://github.com/skyapm/uranus

A tool helps on locating witness class for Apache SkyWalking plugin.

apm java observability skywalking

Last synced: 25 Apr 2025

https://github.com/darthmoomancer/polydev

THE project manager for neovim

c cpp html java lua neovim-plugin python rust

Last synced: 02 Sep 2025

https://github.com/sri-csl/bixie

Inconsistent code detection for Java.

inconsistency java program-analysis static-analysis static-analyzer

Last synced: 07 Apr 2025

https://github.com/javiorfo/nvim-fuel

Neovim plugin written in Lua for running a main or script in several languages

assembly cpp go haskell java kotlin lua main neovim neovim-plugin python rust scala scheme zig

Last synced: 05 May 2025

https://github.com/pizihao/crow

实现多线程并行或串行处理的工具包

completablefuture java thread

Last synced: 26 Oct 2025

https://github.com/hcvazquez/jspirit

[A flexible tool for the analysis of code smells] Code smells are a popular mechanism to identify structural design problems in software systems. In this repository, it's version a flexible tool to prioritize technical debt in the form of code smells.

code-quality codesmells java maintenance prioritization technical-debt

Last synced: 10 Mar 2026

https://github.com/b2renger/introduction_processing

This respository is a french introduction to the Processing programming language

java processing

Last synced: 13 May 2025

https://github.com/albertus82/jface-utils

Java SWT/JFace Utility Library including a Preferences Framework, Lightweight HTTP Server and macOS support.

http-server java jface macos mqtt preferences swt

Last synced: 16 Jan 2026

https://github.com/tfkfan/orbital

A blueprint adapting VertX to distributed game server

event-loop game gamedev gameserver high-performance java matchmaker netty nio non-blocking reactive room vertx

Last synced: 16 May 2025

https://github.com/patrickfav/dice

A cryptographically secure pseudorandom number generator cli tool printing in a wide variety of byte encodings (hex, base64,..) and for many programming languages (c, java, c#, php, etc.) using NIST SP800-90Ar1 HMAC-DRBG. Supports external seeding from various true random services.

base32 base36 base64 base85 cli encoding entropy-source hex hmac-drbg hotbits java nist octal prng random-number-generators seed sp800-90a text-encodings

Last synced: 09 Apr 2025

https://github.com/indeedeng/iwf-java-sdk

Java SDK for iwf workflow engine(simple & powerful workflow as code engine based on Cadence/Temporal)

java java-sdk open-source orchestration orchestration-engine orchestration-framework workflow workflow-as-code workflow-engine

Last synced: 15 May 2025

https://github.com/jgperrin/net.jgp.books.spark.ch17

Spark in Action, 2nd edition - chapter 16 - exporting data, using delta lake

apache-spark delta-lake java java8 manning spark sparkwithjava

Last synced: 11 Jul 2025

https://github.com/mrinalraj/flipit

Card flipping memory game built on android

android card-game java memory-game

Last synced: 22 Jun 2025

https://github.com/thiago-cardoso/olxapp

Development of clone OLX using Java Android

android java

Last synced: 24 Jun 2025

https://github.com/jlokitha/library-management-system

A Java and JavaFX Library Management System for efficient book borrowing, member management, transaction tracking, and seamless administrative operations.

hibernate java javafx library-management library-system member-management mysql transaction-tracking

Last synced: 30 Apr 2025

https://github.com/mendhak/conscrypt-provider

Conscrypt Provider app, which can be included from other applications (WIP)

android f-droid fdroid java tls13

Last synced: 18 Mar 2025

https://github.com/actlist/actlist-plugin

:wrench: Actlist Plugin library to development and debugging.

desktop java javafx platform utility

Last synced: 10 Apr 2026

https://github.com/braisdom/templatedexcel

Defining Excel styles with HTML and CSS. It's a templated language, as same as HTML

css excel export html java template xml

Last synced: 01 Mar 2026

https://github.com/depromeet/3dollars-in-my-pocket-server

가슴속3천원 - 나와 가까운 붕어빵 앱의 서버 코드입니다.

java jpa spring

Last synced: 28 Aug 2025

https://github.com/coordinates2country/coordinates2country

What country is at a particular latitude/longitude? This tiny Java library (less than 100kB) tells you in 50 milliseconds, without using the Internet.

android geocoder geocoder-library jar java library offline privacy reverse-geocoding

Last synced: 12 Jan 2026

https://github.com/schubergphilis/tableau-confluence-plugin

Plugin for confluence to show Tableau graphs within Confluence

confluence embed-tableau-reports hacktoberfest java

Last synced: 31 Jul 2025

https://github.com/tomson124/simplyjetpacks-2

Redstone Flux jetpacks, Fluxpacks and more

java jetpack minecraft minecraft-forge-mod redstone-flux

Last synced: 30 Sep 2025

https://github.com/nicennnnnnnlee/ninjav4

我的百宝箱 - 微信计步作弊/远程监控家里WiFi/录制直播/QQ复读机器人/斗鱼日常养粉丝牌

dalvik java

Last synced: 29 Aug 2025

https://github.com/adambien/aws-cdk-plain

Slightly Streamlined AWS Cloud Development Kit (CDK) Boilerplate for Java

aws cdk cloud java template

Last synced: 29 Jul 2025

https://github.com/majulvez/easyredsys

Librería que facilita la integración con la pasarela de pago Redsys para aplicaciones Java

banco compra java pagos

Last synced: 14 Jan 2026

https://github.com/floverfelt/find-and-replace-maven-plugin

Maven plugin for finding and replacing values in filenames, files, and folders.

build-management java maven maven-plugin

Last synced: 14 Jan 2026

https://github.com/thecurle/purpuri

The Purple VM, a custom JVM in C++.

cpp interpreter java jvm stack-based

Last synced: 11 Jun 2025

https://github.com/sasmithx/chat_application_socket_progrmming

This project is a simple chat application built using Java Socket programming. It features a client-server architecture, enabling real-time text and image communication between multiple clients. The application also includes an emoji picker, allowing users to send emojis in their chat messages.

client-server css fxml intellij-idea java javafx maven sdk web-socket

Last synced: 25 Jul 2025

https://github.com/180protocol/codaptor

Instantly add Corda to any tech stack and improve resiliency of your architecture

corda corda-node cordapps java middleware openapi3 serialization serialization-library swagger-ui

Last synced: 04 Jul 2025

https://github.com/samouraidev/bip47_rpc

BIP47 reusable payment codes

bip47 bitcoin bitcoinj java payment-codes

Last synced: 28 Oct 2025

https://github.com/holon-platform/platform

The Holon Platform is a Java development ecosystem to create and maintain high quality, enteprise-grade web applications and services. Get started using the platform BOM.

framework full-stack holon holon-platform java java-8 java-api platform platform-architecture platform-bom web-application web-application-framework web-framework web-platform

Last synced: 23 Apr 2025

https://github.com/payne911/arise_deeper

[PoC] Top-down 2D roguelike game, developed using the libGDX framework.

game java libgdx roguelike roguelike-game

Last synced: 22 Apr 2025

https://github.com/itsmunim/kustron

A kustomize based kubernetes manifestation for deploying your services into GKE, AWS and Azure

aws azure configuration gke golang java kubernetes kustomize manifest nodejs spring-boot yaml

Last synced: 09 Jul 2025

https://github.com/nikialeksey/nullfree

Nullfree will fail your build if your project has a null.

gradle-plugin java java8 null null-safety nullfree nullpointerexception oop

Last synced: 14 Apr 2025

https://github.com/darvid7/forkme-mobile

FIT3027 Android-iOS Project: A Trending :chart_with_upwards_trend: Github Repository Viewer :octocat: (wip)

android github java repositories trending

Last synced: 25 Mar 2025

https://github.com/twogg-git/docker-compose-java

A bit more complex docker-compose example with Java, Tomcat, PostgreSQL and a SMTP.

docker-compose java postgres rest smtp smtp-server tomcat

Last synced: 04 Sep 2025

https://github.com/nothub/tinyeventbus

Tiny and fast pubsub implementation with subscriber priorities and event canceling for Java 8, 11 and 17.

eventbus java pubsub

Last synced: 14 Jan 2026

https://github.com/jgperrin/net.jgp.books.spark.ch13

Spark in Action, 2nd edition - chapter 13 - Transforming documents

apache-spark java java8 manning spark sparkwithjava

Last synced: 06 May 2025

https://github.com/davidkhala/fabric-common

not a fork of official fabric-common

blockchain fabric golang hyperledger-fabric java nodejs

Last synced: 12 Apr 2025

https://github.com/robertdebock/ansible-role-java

Install and configure java on your system.

alternatives ansible java jdk jre molecule openjdk oracle playbook system tox

Last synced: 10 Apr 2025

https://github.com/ops4j/org.ops4j.pax.tinybundles

OPS4J Pax TinyBundles

automation java osgi testing

Last synced: 10 Apr 2025

https://github.com/casid/mazebert-simulation

Simulation core of the game Mazebert TD

deterministic java simulation tower-defense

Last synced: 18 Mar 2025

https://github.com/marwa-eltayeb/medicinesinventory_v2

Building out the app UI for users to add, update and remove inventory.

alertdialogbox android-application cursor java sqlite-database

Last synced: 13 Apr 2025

https://github.com/idealista/java_role

Ansible role to install Java (OpenJDK, AdoptOpenJDK and Corretto)

adoptopenjdk ansible ansible-role corretto debian docker-java java java-ansible-role java-virtual-machine jvm openjdk ubuntu

Last synced: 10 Apr 2025

https://github.com/farmdawgnation/kafka-hawk

An application that records stats about consumer group offset commits and reports them as prometheus metrics

java java11 kafka

Last synced: 10 Apr 2025

https://github.com/extrawest/bdd-charge-point-tester-via-ocpp-j-

OCPP Charge Point Tester on Cucumber is a software tool that is designed to simulate Central System in the Open Charge Point Protocol (OCPP) 1.6 specification using the Cucumber testing framework.

bdd cucumber cucumber-framework java ocpp ocpp-j ocpp-j-simulator ocpp16 ocpp16j spring-boot

Last synced: 08 Sep 2025

https://github.com/hrbrmstr/jericho

:notebook_with_decorative_cover: Extract plain or structured text from HTML content in R

java r r-cyber rstats

Last synced: 29 Oct 2025

https://github.com/anubhavshukla/properties-to-yaml-converter

Java implementation to convert Properties files to Yaml

converter java java-8 java-library properties yaml

Last synced: 10 Apr 2025

https://github.com/dropwizard/dropwizard-web

Provides support for configuring various http headers that are important for web services.

cors csp dropwizard hacktoberfest headers hsts java xss

Last synced: 04 Apr 2025

https://github.com/netpyoung/pt.c-interop-in-clojure

https://youtu.be/40cvevHg0J8

clojure ffi interop java

Last synced: 19 Mar 2025

https://github.com/galigator/mattermost-client

A simple java client for the api V4 of Mattermost compatible with Mattermost 4.5 The client aim at writing java Bot for Mattermost.

bot cxfrs-service java java-8 mattermost mattermost-api mattermost-bot websocket

Last synced: 16 Jun 2025

https://github.com/dafengzhen/youdeyiwu-backend

尤得一物是一个使用 spring-boot 开发的开源论坛程序. Youdeyiwu is an open-source forum program developed using spring-boot.

bbs blog forum java jpa seo spring-boot youdeyiwu

Last synced: 10 Apr 2025

https://github.com/keyvanakbary/memo

A CQRS and Event Sourcing blogging playground to explore Axon Framework

axon-framework cqrs event-sourcing java

Last synced: 26 Apr 2025

https://github.com/radianceteam/everscale-client-java

Java library for TON-SDK Client

freeton java sdk ton-client wrapper

Last synced: 04 Feb 2026

https://github.com/taki0112/word2vecjava

Word2Vec In Java (2013 google word2vec opensource)

java word2vec

Last synced: 09 Apr 2025

https://github.com/funfix/tasks

Task datatype, meant for cross-language interop (Java, Kotlin, Scala)

java kotlin scala

Last synced: 14 Jan 2026

https://github.com/shubh2-0/chatterbox

This repository contains a project focused on learning WebSockets. Explore real-time communication using Spring Boot and WebSockets. Experience instant messaging, group chat, and seamless collaboration. Enhance your skills in building interactive web applications with this hands-on project.

chatapplicationdemo css eclipse html java javascript lombok netlify real-time-app spring-boot springwebsocket vscode websocket

Last synced: 24 Jul 2025

https://github.com/oxguy3/craftboot

A bootstrapper for a versatile custom Minecraft modpack launcher

bootstrapper java minecraft skcraft-launcher

Last synced: 30 Apr 2025

https://github.com/ribasco/ucgdisplay

A character/graphics lcd library for single board computers (e.g. Raspberry Pi) written in Java. Provides drivers for graphics monochrome display devices (lcd, oled, e-ink etc) powered by U8g2

8-bit arm display e-ink embedded-systems glcd graphics hd44780 i2c iot java lcd library oled parallel raspberry-pi single-board-computers spi u8g2

Last synced: 14 Jan 2026

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

Single Sign Out, Scalable Authentication 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: 13 May 2025

https://github.com/sameetasadullah/bisto-chat-java-php

An Android Chatting Application coded in Java language using Android Studio. Backend is implemented in PHP Language i.e, APIs. Users can send messages, delete messages, edit messages, send images, and set their profile pictures

android-studio apache api chatting-app java java-android java-android-application java-android-studio-project mysql php xampp

Last synced: 10 Jul 2025

https://github.com/seahrh/liftoo

Object-oriented design of a lift system

command-pattern java

Last synced: 11 Apr 2025

https://github.com/gredler/aegis4j

A Java agent that disables platform features you don't use, before an attacker uses them against you.

devsecops java java-agent security

Last synced: 14 Jan 2026

https://github.com/nakov/todo-list-tech-module

TODO List (in C#, Java, JS and PHP) - Exam Preparation for the Tech Module @ SoftUni (August 2017)

asp-net-mvc csharp express-js java javascript mongodb mysql node-js php razor spring-data-jpa spring-framework sql-server symfony thymeleaf twig

Last synced: 28 Oct 2025

https://github.com/jdegand/testdome-java-questions

My solutions to Test Dome Public Java Questions

android java java-hibernate selenium spring testdome testdome-solutions

Last synced: 22 Feb 2026

https://github.com/koutto/java-binary-deserializer

Java Binary data Deserializer/Serializer - Convert serialized Java Objects into readable XML

binary-data deserialization java object pentest

Last synced: 23 Apr 2025

https://github.com/carlosbritojun/jflunt

Java implementation of Domain Notification Pattern based in Flunt (.NET) developed by @andrebaltieri

ddd domain domain-driven-design java oop

Last synced: 14 Jan 2026

https://github.com/malekkamel/actionsheet

ActionSheet is an Android clone of iOS action sheet component, completely typical to iOS7 style.

actionsheet android bottomsheet ios ios7 java jitpack kotlin mobile os programming sheet

Last synced: 22 Apr 2025

https://github.com/viascom/hipchat-api

Java implementation for the HipChat V2 API.

atlassian hipchat hipchat-api java maven pom

Last synced: 14 Jan 2026

https://github.com/sap-samples/security-research-taintgraphs

A tool to extract tainted code graphs from C/C++ and Java source code.

code extractor graphs java kotlin sample taintgraphs

Last synced: 13 Apr 2025

https://github.com/wiringbits/fingerprint-reader-daemon

A daemon service allowing web apps to read fingerprints from biometric devices using the Neurotechnology SDK

fingerprint-scanner hacktoberfest java neurotechnology webapp

Last synced: 11 Jul 2025