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/kevin-kip/drawingpad

Android Canvas app on which you can draw and save that drawing as a PNG image.

android canvas custom-view draw java kotlin

Last synced: 09 Mar 2026

https://github.com/wolfterro/projetos-em-java

Pequenos projetos e testes simples em linguagem Java

classes java libraries linguagem-java project projects projetos-em-java testes

Last synced: 13 Jul 2025

https://github.com/nastel/tnt4j-stream-jmx

A Lightweight framework to stream and monitor JMX metrics

java jmx jmx-service monitor-jmx-metrics

Last synced: 10 Aug 2025

https://github.com/securestackco/actions-log4j

A GitHub Action that scans your public web applications for log4j vulnerabilities after every deployment. Add this to your dev, staging and prod steps and SecureStack will make sure that what you've just deployed is secure and meets your requirements.

devsecops github-actions java java-vulnerability java8 jre log4j log4j-rce log4j2 log4js log4shell scanning security security-automation security-tools software-composition-analysis static-analysis vulnerabilities vulnerability-assessment vulnerability-scanner

Last synced: 30 Jul 2025

https://github.com/himash79/spring-boot-mysql-rest-api-crud

Build Restful web services using spring boot and MYSQL and Hibernate as well as End-points authenticate with JWT authentication.

hibernate java jpa jwt-authentication maven mysql restful-api spring-boot spring-security

Last synced: 11 Jul 2025

https://github.com/mikeware/spacebattlearena

Space Battle Arena is a Programming Game.

apcs java programming-game space-battle students tealsk12

Last synced: 15 Aug 2025

https://github.com/bvolpato/mdmlang

🔄 Natural Transformation Language for Java

cleaner integration java nlp rules

Last synced: 11 Apr 2025

https://github.com/hmcts/chart-java

Helm chart for Java microservices

helm helm-charts java kubernetes

Last synced: 06 Jan 2026

https://github.com/icanerdogan/hrms

Human Resources Management System Using React with Java

java react

Last synced: 28 Apr 2025

https://github.com/woowacourse-teams/2025-festabook

🎆 Festabook ; 흩어진 정보를 하나로, 축제를 한 권에 담다 📖

android-app java kotlin react spring-boot

Last synced: 30 Aug 2025

https://github.com/jroy/happybot

A multi-purpose, feature-full, and powerful, highly guild-specific, Discord Bot written in Java.

bot discord discord-bot gradle java jda spaghetti stack-traces

Last synced: 23 Mar 2025

https://github.com/kinozhao/smbms-justweb

smbms超市订单管理系统 本项目基于javaWeb+jsp+Mysql+Tomcat+前端。

html java javascript javaweb jsp maven mysql tomcat10

Last synced: 09 Nov 2025

https://github.com/jianboy/gbk2utf8

其他编码文件批量转换为utf-8编码工具。http://git.yoqi.me/lyq/gbk2utf8

gbk java php python tool utf-8

Last synced: 15 Apr 2025

https://github.com/stefan-kolb/jaxws-samples

Small example projects using JAX-WS technologies.

examples gradle java jax-ws web-services wsdl

Last synced: 14 May 2025

https://github.com/zapodot/jackson-databind-java-optional

A shim library to support mapping Java8 Optionals through Jackson.

jackson-json-processor java java-8 optional

Last synced: 15 Aug 2025

https://github.com/joutvhu/fixed-width-parser

Fixed Width Parser: parse fixed width string to object and export object to fixed width string

annotation annotations fixed-width-text java parser string-parser

Last synced: 25 Aug 2025

https://github.com/c-guntur/java-handles-kata

Java Reflection and Unsafe Alternates - MethodHandle and VarHandle API - Fix broken tests in a Code Kata

codekata java java-reflection-api java-unsafe java11 java9 wax-on-wax-off

Last synced: 05 Oct 2025

https://github.com/glcas/facedemo

A demo of real-time face recognition on Android.

camerax java mobilefacenet mtcnn ncnn

Last synced: 15 Jul 2025

https://github.com/qqilihq/property-editor

An editor for hierarchical properties as Java Swing component

editor gui java property swing tree

Last synced: 22 Jul 2025

https://github.com/minidigger/minicraft

Clean room implementation of the minecraft server (and client!) using java and netty

java minecraft minecraft-server netty

Last synced: 23 Mar 2025

https://github.com/stephengold/heart

A general-purpose add-on library for jMonkeyEngine (code has New BSD license)

debug java jme3 jmonkeyengine jmonkeyengine3 jvm-library library math-library mesh open-source perlin-noise platonic-solids quaternions

Last synced: 14 Apr 2025

https://github.com/teymur-babayev/lab-7--prime-numbers-start-up

Find a good match results

java netbin

Last synced: 18 Sep 2025

https://github.com/verils/gotemplate4j

Go template implementation in Java

gotemplate java

Last synced: 10 May 2026

https://github.com/stephengold/Heart

A general-purpose add-on library for jMonkeyEngine (code has New BSD license)

debug java jme3 jmonkeyengine jmonkeyengine3 jvm-library library math-library mesh open-source perlin-noise platonic-solids quaternions

Last synced: 19 Mar 2026

https://github.com/knokko/custom-items-gradle

Knokko's Custom Items: Add custom items to your server, completely free of charge

bukkit java minecraft spigot spigot-plugin

Last synced: 03 Apr 2026

https://github.com/marhali/json5-java

This is a lightweight library to parse and serialize JSON5 data.

java json5 library parser serializer

Last synced: 07 Sep 2025

https://github.com/freyacodes/fred.moe

fred.moe is a bare-bones file hosting site I made that can be easily set up on other servers.

caddy clamav docker java spring-boot web

Last synced: 28 Oct 2025

https://github.com/kstenschke/realigner-plugin

"Realigner" plugin for Jetbrains IDEs

intellij intellij-plugin java open-api phpstorm plugin

Last synced: 11 Apr 2025

https://github.com/devstarter/ii

Интерактивная Ииссиидиология

angularjs java java-se javascript spring-boot

Last synced: 10 Apr 2025

https://github.com/filiprokita/minecraft-server-docker

Easily deploy and manage Minecraft servers with this Docker setup. This project streamlines the process of running Minecraft servers, including various modpacks, by leveraging Docker's benefits of isolation, portability, and consistency. Simplify your server management and ensure a consistent environment across different machines.

containerization devops docker gaming java minecraft minecraft-mods minecraft-server modpacks open-source server server-management servers

Last synced: 13 Oct 2025

https://github.com/sskorol/selenium-camp-17

Source code for SC17 talk: http://seleniumcamp.com/talk/how-java-8-can-simplify-test-automation

assertj java java-8 javamoney javaslang jsoup lombok pageobject qaa selenium-webdriver streamex test-automation testing testng

Last synced: 10 Apr 2025

https://github.com/deftu/gradle-toolkit

Suite of Gradle tools made to make Minecraft modding less painful.

fabricmc gradle gradle-kotlin-dsl gradle-plugin java minecraft minecraft-mod mod

Last synced: 15 Mar 2026

https://github.com/radanalyticsio/oshinko-s2i

This is a place to put s2i images and utilities for spark application builders for openshift

java openshift oshinko-s2i pyspark s2i-image scala spark

Last synced: 12 Mar 2026

https://github.com/xwhqsj/calljvm

Call JVM from C/C++ in ThreadPool

cplusplus-11 java jni multithreading threadpool

Last synced: 13 Oct 2025

https://github.com/s4u/pgp-keys-map

PGP keys map to maven artifacts

hacktoberfest java maven-plugin pgp pgp-key security

Last synced: 11 Oct 2025

https://github.com/michelin/avro-xml-mapper

Avro XML Mapper is a Java library that converts XML formatted data to Apache Avro format

avro java kafka kafka-streams

Last synced: 06 Oct 2025

https://github.com/valb3r/time-tracker

Time tracker and corporate authorization portal example for groups and users with role inheritance and batch reporting. Backed by graph database, reactive endpoints and spring batch on Neo4j for reporting

authorization graph java neo4j spring-batch spring-batch-neo4j time-tracker time-tracking-app timetracker webflux

Last synced: 14 Mar 2026

https://github.com/bzdgn/product-catalog-spring-mvc-demo

A Product Catalog Demonstration Project Using Spring MVC and Mongo DB

java maven mongo mongo-db mongodb product-catalog spring spring-mvc webapp

Last synced: 24 Oct 2025

https://github.com/3urobeat/oldgamemodeplugin

🔌 A Minecraft plugin to change gamemodes the classic way (/gm 0 etc.) [Bukkit/Spigot - Supports 1.20]

bukkit gamemode java minecraft minecraft-plugin minecraft-server plugin spigot spigot-plugin

Last synced: 13 Oct 2025

https://github.com/mattstam/calcipher

Calculate the best possible answer for multiple-choice questions without any other outside knowledge or resources.

java pattern-recognition patterns question-answering

Last synced: 14 Mar 2026

https://github.com/lupcode/java-sse-client

Full implementation of a HTTP event stream client that listen for Server-Sent Events (SSE).

api event-stream http http-client java java-11 java-11-http-client library listen server-sent-events sse sse-client

Last synced: 17 Oct 2025

https://github.com/colesico/colesico-framework

Micro framework for creating server side applications in Java 17+

dependency-injection full-stack java lightweight micro-framework microservices plugin-system rest-api

Last synced: 14 Oct 2025

https://github.com/opentracing-contrib/java-aws-sdk

OpenTracing instrumentation for AWS SDK

aws-sdk java opentracing

Last synced: 14 Oct 2025

https://github.com/techsenger/ceffx

Techsenger CEFFX – A library for integrating the Chromium Embedded Framework into JavaFX.

browser cef chromium java javafx javafx-component javafx-library

Last synced: 31 May 2026

https://github.com/paypal/mocca

Mocca is a GraphQL client for JVM languages with the goal of being easy to use, flexible and modular.

graphql groovy java jvm kotlin scala

Last synced: 26 Oct 2025

https://github.com/justinsdk/javase9tutorial

Java SE 9 技術手冊相關資料

java

Last synced: 08 Apr 2025

https://github.com/jcabi/jcabi-matchers

A few convenient Hamcrest matchers, mostly for XPath vs XHTML and fields in JAXB

hamcrest hamcrest-matchers java jaxb xml xpath

Last synced: 27 Feb 2025

https://github.com/rapter1990/springbootelk

The usage of ELK(Elastic Search, Logstash, Kibana) in Spring Boot

docker docker-compose elasticsearch elk filebeat java kibana logstash mysql spring-boot springboot

Last synced: 16 May 2025

https://github.com/sbernard31/benchmark-clients

Command line tool base on https://www.eclipse.org/leshan/ to simulate a fleet of clients

java lwm2m lwm2m-client simulator

Last synced: 05 Jan 2026

https://github.com/seasarorg/mayaa

Mayaa

java seasar

Last synced: 03 Feb 2026

https://github.com/supertone-inc/supertonic

Lightning-fast, on-device TTS — running natively via ONNX.

cpp csharp go ios java lightweight nodejs on-device python rust swift text-to-speech tt tts web

Last synced: 24 Nov 2025

https://github.com/esrrhs/teenpatti_algorithm

teenpatti algorithm

algorithm java teenpatti

Last synced: 26 Jul 2025

https://github.com/wmixvideo/correios

Biblioteca Java para acessar os serviços dos Correios

api correios java

Last synced: 17 Jan 2026

https://github.com/redhat-middleware-workshops/dg8-workshop

Source for the Red Hat Data Grid 8.0 workshop content repository

infinispan java labs quarkus spring

Last synced: 05 Apr 2025

https://github.com/tlinkowski/unij

Universal facade of JDK 9+ API, focused on Collection factory methods

backport collectors facade immutable-collections java jdk jdk11 jdk8 library

Last synced: 24 Jun 2025

https://github.com/syphon/java

Syphon Implementation for Java

java jnilib syphon syphon-framework

Last synced: 05 Apr 2025

https://github.com/michaeldorner/instanceofbenchmark

Bechmarking Java's instanceof and its alternatives

benchmark java jmh

Last synced: 13 Apr 2025

https://github.com/prismicio-community/java-kit

Community maintained development kit for Prismic and the Java language

java

Last synced: 24 Jun 2025

https://github.com/bitplan/can4eve

CAN OBDII analysis for electric vehicles

car electric-vehicles java obd obdii-analysis

Last synced: 23 Jun 2025

https://github.com/fluency03/iplom-java

IPLoM (Iterative Partitioning Log Mining) - Java

java

Last synced: 14 Jul 2025

https://github.com/Abhii-07/AI-Code-Converter

This web application allows you to convert code from one programming language to another using the ChatGPT API. It also provides code debugging and code quality checking features.

code-converter genrative-ai html-css-javascript java openai reactjs spring-boot

Last synced: 13 Apr 2025

https://github.com/lichaojacobs/kylin-jdbc-pool

better performance for kylin query

java jdbc kylin kylin-java kylin-jdbc kylin-jdbc-pool pool

Last synced: 13 Apr 2025

https://github.com/seanghay/betterkhmer

Regex-free, fast Khmer Encoding normalizer ported to 18 languages

c cpp csharp dart flutter go java khmer khmer-normalize khmer-normalizer kotlin perl php python ruby rust zig

Last synced: 02 Jun 2026

https://github.com/eclipse-zenoh/zenoh-java

Java APIs for zenoh

java scala zenoh

Last synced: 25 Oct 2025

https://github.com/sunnysetia93/competitive-coding-problems

Solutions to Coding Problems, Hackathons, Coding Challenges from across the internet (Leet-Code, Hacker-Rank, Code Wars, Hacker-Earth) in multiple programming languages.

c codechef-solutions coding-competitions competitive-programming geeksforgeeks-solutions hacktoberfest hacktoberfest2020 java javascript

Last synced: 14 Feb 2026

https://github.com/frett27/jfgdb

Java File Geodatabase (FGDB) JNI Wrapper, permit to read/write simple features in .gdb from Java

api crud geodatabase gis java native simplefeature

Last synced: 25 Feb 2026

https://github.com/stefanbratanov/jvm-openai

A minimalistic OpenAI API client for the JVM, written in Java

ai api chatgpt dall-e gpt-3 gpt-4 java jvm library machine-learning microsoft openai openai-api

Last synced: 27 Feb 2026

https://github.com/fcorti/pentaho-8-reporting-for-java-developers

Pentaho 8 Reporting for Java Developers.

java maven pentaho prpt reporting

Last synced: 14 Mar 2026

https://github.com/hui-z/mondrian

Mondrian is an Online Analytical Processing (OLAP) server that enables business users to analyze large quantities of data in real-time. https://github.com/pentaho/mondrian

java jolap mondrian mondrian-enigne

Last synced: 11 Apr 2025

https://github.com/haseeb-heaven/auto-copilot

🛠️✨ Automation Tool for GitHub Copilot 💪 that Auto Fixes code with Live Preview 🚀🤯🤩

api api-rest bingchat chatgpt coding copilot cpp17 csharp developer-tools github github-api github-copilot gpt gpt3 java javascript programming python

Last synced: 10 Apr 2025

https://github.com/dan6erbond/fuzzle

Expandable search engine written in Python. Models upcoming!

fuzzle java javascript python

Last synced: 19 Mar 2025

https://github.com/mouthlessgames/jewelthief

This Android game is a remake of the legendary Jewel Thief game made by Paul Ligeski from ServantWare in 1991 using the libGDX game development framework.

android android-app android-application android-game arcade-game game game-dev game-development gamedev java libgdx libgdx-application libgdx-game pixel pixel-art pixelart pixels therefactory

Last synced: 30 Apr 2025

https://github.com/wolframresearch/bioformatslink

Package for interacting with Bio-Formats library in the Wolfram Language

bio-formats java jlink library mathematica microscopy wolfram-language

Last synced: 10 Apr 2025

https://github.com/vyfor/kpresence

📦 Lightweight Kotlin Multiplatform library for Discord Rich Presence

discord discord-presence discord-rpc java jvm kotlin kotlin-native presence rich rich-presence rpc

Last synced: 10 Apr 2025

https://github.com/ravener/libgdx-termux

Starter template to use libGDX on Termux for Android Game Development

android game java termux

Last synced: 29 Oct 2025

https://github.com/jklingsporn/vertx-push-onesignal

Send push notifications asynchronously in your vertx application with OneSignal.

java onesignal onesignal-notifications push-notifications vertx

Last synced: 20 Jun 2025

https://github.com/jauntsdn/netty-websocket-http2

java/netty implementation of rfc8441 - bootstrapping websockets with http/2, and websocket multiprotocol support(http1, http2).

java netty rfc8441 websocket websocket-over-http2

Last synced: 07 May 2025

https://github.com/Selbi182/SpotifyDiscoveryBot

A Java-based bot that automatically crawls for new releases by your followed artists on Spotify. Never miss a release again!

bot crawler java music spotify spring-boot springboot sqlite

Last synced: 17 Mar 2025

https://github.com/lightstep/otel-launcher-java

Launcher, a Lightstep Distro for OpenTelemetry Java 🚀

java opentelemetry

Last synced: 16 Jun 2025