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/cassiomolin/jersey-websockets-undertow

Example of REST API along with WebSocket endpoint using Undertow, Weld, Jersey and JSR 356.

cdi java jersey jsr356 undertow websockets weld

Last synced: 01 Sep 2025

https://github.com/jcabi/jcabi-w3c

W3C Validators in Java

java w3c w3c-validator

Last synced: 26 Oct 2025

https://github.com/jpkhawam/nabu

Offline Android note taking app. Aimed to be modern-looking and capable, with a UI inspired by Google Keep's.

a11y accessibility android java note-taking notes-app xml

Last synced: 25 Jul 2025

https://github.com/apache/camel-kamelets-examples

Apache Camel Kamelets Examples

camel integration java low-code

Last synced: 19 Oct 2025

https://github.com/apache/cordova-discuss

Discussions on features and the future

cordova cplusplus csharp java javascript library mobile nodejs objective-c

Last synced: 19 Oct 2025

https://github.com/eliasnogueira/java-e2e-test-example

An complete example of a pipeline focusing on API and UI (mobile and web) tests.

appium automated-testing java restassured selenium testing

Last synced: 11 Oct 2025

https://github.com/rutujar/doctor-records-using-b-plus-tree-technique

6th SEM File Structures Mini project under VTU CBCS.

cpp file java netbeans-ide txt

Last synced: 29 Oct 2025

https://github.com/bobbui/cassandra-cql-exporter

A highly configurable utility to export whole Apache Cassandra keyspace or table structure/data to CQL scripts.

backup-database backup-script cassandra cql cql-scripts ddl java keyspace restore restore-database

Last synced: 05 Nov 2025

https://github.com/chinabugotech/hutool4

A set of tools that keep Java sweet.

http hutool java json orm tool util

Last synced: 11 Apr 2025

https://github.com/oussamabonnor1/todoappandroid

A simple todo app, representing my journey in learning android as well as my first implementation of JetTodoApi.

android android-application android-studio api-client java mobile-app rest-api sqlite-android to-do-app xml

Last synced: 02 May 2025

https://github.com/justin-tay/keycloak-spring-boot

Spring Boot example using Spring Security with Keycloak

java keycloak oidc spring spring-boot

Last synced: 15 Apr 2026

https://github.com/yupiik/bundlebee

A light Java Kubernetes package manager.

cloud java kubernetes maven

Last synced: 13 Feb 2026

https://github.com/haxe4e/haxe-studio

Eclipse based IDE for the Haxe programming language

eclipse editor haxe ide java

Last synced: 01 Feb 2026

https://github.com/srcimon/screwbox

ScrewBox is a minimalist pure Java game engine. If you want to start building your own 2D game without leaving your cozy IDE it might be a fun choice.

2d game game-development game-engine gamedev java

Last synced: 26 Apr 2026

https://github.com/helins/linux-gpio.java

Use the standard Linux GPIO api from Java

gpio iot java jna linux native standard

Last synced: 19 Apr 2025

https://github.com/vinayalodha/elvis

Java Compiler plugin for Null safety

java null-safety

Last synced: 14 Jan 2026

https://github.com/tananaev/steps-navigation

Navigation app without GPS using steps sensor

android java

Last synced: 06 May 2025

https://github.com/zimei11/kingofbots

一个策略类AI的对战平台,平台上可以发布对战项目,每个同学可以实现自己的AI,然后支持AI与AI的PK与演示。

element-plus java mysql springboot vue3

Last synced: 21 Apr 2025

https://github.com/open-hand/choerodon-oauth

This service is the authorized authentication center of the choerodon microservices framework and is mainly responsible for user privilege and authorization.

c7nf choerodon java oauth2 spring spring-boot spring-cloud spring-oauth2

Last synced: 10 Jul 2025

https://github.com/jeanthom/enigma

Jar reverse engineering tool

gradle jar java reverse-engineering

Last synced: 11 Aug 2025

https://github.com/wittawatj/jtcc

Java library to tokenize Thai text into a list of TCCs

java natural-language-processing thai-nlp

Last synced: 23 Apr 2025

https://github.com/baijianruoli/lidou

RPC framework based on Zookeeper and Netty

java netty rpc zookeeper

Last synced: 14 Jan 2026

https://github.com/mmontes11/tendereteonline

A Java EE web application of an Online Shop developed with Hibernate + Spring + Bootstrap + jQuery

bootstrap hibernate java javaee jquery mysql spring

Last synced: 23 Mar 2025

https://github.com/jlarriba/jrmapi

A Java API for the reMarkable Cloud

java remarkable-tablet

Last synced: 16 Jan 2026

https://github.com/xilinjia/life-dots

Record and analyze your life in 8 dimensions: time, event, location, notes, and photos

android diary event java kotlin life map sql sqlite3 timeline

Last synced: 17 Jul 2025

https://github.com/azure-samples/azure-openai-rag-workshop-java

Create your own ChatGPT with Retrieval-Augmented-Generation workshop

azure chatgpt java langchain4j openai quarkus rag workshop

Last synced: 05 Apr 2025

https://github.com/sap-samples/event-mesh-client-java-samples

Samples based on the Java messaging client for SAP Event Mesh (formerly Enterprise Messaging in SAP Cloud Platform).

enterprise-messenging java sample sample-code sap-cloud-platform sap-event-mesh

Last synced: 13 Apr 2025

https://github.com/gigaherz/survivalist

Spicing up the early game, without making it tedious

forge-mod game java minecraft-forge minecraft-mod mod

Last synced: 13 Apr 2025

https://github.com/swifdroid/jni-kit

📦 The best JNI wrapper ever made

java jni swift wrapper

Last synced: 13 May 2026

https://github.com/cyclopsmc/integratedrest

Expose Integrated Dynamics networks as a REST API

forge hacktoberfest java minecraft

Last synced: 09 Mar 2026

https://github.com/isapir/lucee-websocket

Enables server WebSockets for Lucee via JSR-356 compliant servlet containers (e.g. Tomcat 8, Jetty 9.1, etc.)

java lucee lucee-server websocket-server websockets

Last synced: 15 Apr 2025

https://github.com/cyclopsmc/colossalchests

For when regular chests are too small.

forge hacktoberfest java minecraft

Last synced: 01 May 2025

https://github.com/naxmefy/node-jdbc

small wrapper to work with jdbc in node

java jdbc nodejs typescript

Last synced: 01 Mar 2026

https://github.com/ehsaniara/scs-kafka-intro

:beer: :beer: Introduction to Spring Cloud Stream Kafka

java kafka kafka-streams spring-cloud spring-cloud-stream

Last synced: 24 Apr 2025

https://github.com/creepy-pasta101/java-in-termux

This script will install java (openjdk-11/8) in termux without root! Available for aarch64 or armv8, arm64, armhf, armv7l, arm or arm32 or armv7 or aarch32

armv7l armv8 java jdk jdk11 jdk8 jdk9 openjdk openjdk11 openjdk8 openjdk9 termux

Last synced: 05 Oct 2025

https://github.com/gaul/java-collection-overhead

Demonstrate overheads for various Java Collection implementations.

collection java

Last synced: 15 Apr 2025

https://github.com/stevespringett/owasp-risk-rating-calculator

A Java library for programmatically calculating OWASP Risk Rating scores

java library owasp risk-assessment risk-scores threat-modeling

Last synced: 01 Jul 2025

https://github.com/bakdata/kafka-error-handling

A library for error handling in Kafka Streams.

java kafka-streams

Last synced: 10 Apr 2025

https://github.com/a-r-d/java-1-class-demos

Java 160 class demos for Cincinnati State Java 1 class.

demo java youtube-video

Last synced: 28 Oct 2025

https://github.com/brenns10/yams

YAMS: Awesome MIPS Server

assembly brainfuck http-server java mars mips

Last synced: 16 Feb 2026

https://github.com/muoncore/muon-java

Muon Core for the JVM. APIs and Microservices taken to the next level

api ddd event-sourcing events java messaging microservice microservices-architecture reactive

Last synced: 11 Jan 2026

https://github.com/glowstonemc/bukkit2sponge

An implementation of SpongeAPI for Bukkit servers (Glowstone, Spigot)

bukkit-plugin glowstone java minecraft sponge spongeapi

Last synced: 30 Apr 2025

https://github.com/jgperrin/net.jgp.books.spark.ch04

Spark in Action, 2nd edition - chapter 4

java manning spark sparkjava sparkwithjava

Last synced: 06 May 2025

https://github.com/suyashsonawane/javanet

Understanding and Implementing Neural Networks in Java from Scratch 💻 Learning the popular concept in the most 💪strongly typed language

java

Last synced: 22 Mar 2025

https://github.com/michel-leonard/ciede2000-color-matching

The 𝐂𝐈𝐄𝐃𝐄𝟐𝟎𝟎𝟎 color difference formula written in 40+ programming languages.

c color computer-vision dart education go image-processing java javascript kotlin ktm620enduro linux python ruby rust swift testing windows

Last synced: 18 Feb 2026

https://github.com/tanin47/javaparser.rs

[work-in-progress] Java parser written in Rust

java parser

Last synced: 15 Sep 2025

https://github.com/nekos-life/neko-bot-jda

The official Nekos.life Discord bot

discord discord-bot java jda jda-bot nekobot nekos-life

Last synced: 06 Aug 2025

https://github.com/lambdaurora/affectionate

A mod about player interactions, made for Modfest: Singularity.

java minecraft minecraft-mod modfest modfest-singularity quiltmc

Last synced: 29 Aug 2025

https://github.com/kakarottocui/unichongdianzhuangapplet

基于java SpringBoot和Vue uniapp的汽车充电桩微信小程序

element-ui java mysql springboot uniapp vue

Last synced: 28 Jul 2025

https://github.com/Shoebill/shoebill-api

Shoebill-api is one main part of the shoebill project.

gta gtasa java java-8 multiplayer samp shoebill

Last synced: 28 Sep 2025

https://github.com/apache/uima-ruta

Apache UIMA Ruta

apache java ruta text-analysis uima

Last synced: 19 Oct 2025

https://github.com/willfleury/prometheus-metrics-agent

JVM agent metrics instrumentation and monitoring with Prometheus (Scala, Java, Kotlin, Clojure, etc)

agent apm java jvm metrics monitoring prometheus

Last synced: 16 Oct 2025

https://github.com/masecla22/Modrinth4J

A fully-compliant Java wrapper for the Modrinth API

java modrinth wrapper

Last synced: 02 Apr 2025

https://github.com/ivkos/wallhaven4j

Wallhaven API for Java

android java jitpack parsing wallhaven wallpaper

Last synced: 26 Apr 2025

https://github.com/oktadev/okta-java-rest-api-comparison-example

Java REST API with Micronaut, Quarkus, and Spring Boot

java micronaut quarkus rest rest-api spring-boot

Last synced: 06 Oct 2025

https://github.com/cumulocity-iot/cumulocity-dynamic-mapper

The ultimate Mapper for building the bridge between any Message Broker and Cumulocity IoT in a zero-code approach!

agent angular cumulocity-agent cumulocity-iot cumulocity-microservice cumulocity-package iot iot-analytics java microservice mqtt server-side-agent typescript

Last synced: 15 Apr 2026

https://github.com/AdamBien/java-plain

The shortest possible maven template / quickstarter for Java

java java17 maven quickstarter template

Last synced: 26 Mar 2025

https://github.com/spyopensource/os

Java Operation System, it is an operating system that you can build by yourself.

java jdk os

Last synced: 17 Jan 2026

https://github.com/objectionary/eo-intellij-plugin

Syntax Highlighting Intellij IDEA Plugin for EO Programming Language

eolang intellij intellij-plugin java oop parser

Last synced: 16 Oct 2025

https://github.com/jlleitschuh/kotlin-guiced

Convenience Kotlin API over the Google Guice DI Library

dependency-injection google google-guice guice java jvm kotlin

Last synced: 07 Jul 2025

https://github.com/emmanueltouzery/code-compass.nvim

Neovim plugin: set of functions to navigate code without LSP.

java neovim neovim-plugin nvim nvim-plugin

Last synced: 06 Oct 2025

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

Provides a health check implementation that performs ongoing monitoring of an application's dependencies and includes an endpoint that can be called by a load balancer to determine if the application is healthy and thus able to receive traffic.

dropwizard health-check health-checks healthcheck java

Last synced: 29 May 2026

https://github.com/bytecodealliance/endive

A JVM native WebAssembly runtime

java wasm webassembly

Last synced: 30 May 2026

https://github.com/elandaofficial/venum

A simulated java-like associative-enum implementation.

associative cpp enum java macros map set venum

Last synced: 24 Jun 2025

https://github.com/jneira/wai-servlet

Library to integrate eta wai applications with servlet api

eta-lang haskell interop java servlet wai

Last synced: 05 Jul 2025

https://github.com/devops-utils/excel-to-pdf

An easy way to convert Excel 2003 and Excel 2007 to PDF by Java code based on Apache POI and itext7

excel excel-to-pdf excel2pdf itext itext7 java pdf poi

Last synced: 14 Jan 2026

https://github.com/apache/logging-chainsaw

Apache Chainsaw is a GUI log viewer

apache java logging

Last synced: 09 Apr 2025

https://github.com/kumar-shivam-ranjan/retail-store-management-system

This Repository contains Java Spring MVC based relational Database Management System Project

java jdbc-connector mysql-database spring-mvc spring-security

Last synced: 13 Jun 2025

https://github.com/rudderlabs/rudder-sdk-android

Android SDK for RudderStack - the Customer Data Platform for Developers.

analytics analytics-platform android android-library android-sdk java kotlin open-source rudder sdk

Last synced: 25 Apr 2025

https://github.com/richardschoen/howtostuff

This repository contains a general list of how to items for any language similar to gist style articles but focused in a repo

as400 cl commit csharp git ibmi ifs java javascript nfs node php python repositories repository rpg sql vb view xmlservice

Last synced: 05 Sep 2025

https://github.com/zifangsky/easylimit

这是一个同时支持MVC和前后端分离项目开发模式的权限控制框架

authentication authorization front-end-framework java mvc-pattern permission-manager

Last synced: 14 Jan 2026

https://github.com/razerms/mobile-xdk-razerms_android_studio

Razer Merchant Services mobile payment for Android (Android Studio)

android android-studio java mobile payment razerms

Last synced: 11 Aug 2025

https://github.com/blackducksoftware/ohcount4j

Line counting and language identification tool

java line-counter ohcount ohloh ragel tool

Last synced: 29 Jun 2025

https://github.com/aman9026/codezen

Contains the solutions of all the problems I attempted in practice or competitions on Codezen

codezen competitions competitive-programming cpp java practice practice-programming

Last synced: 15 Aug 2025

https://github.com/scordio/jimfs-junit-jupiter

JUnit Jupiter `@TempDir` extension based on the in-memory file system Jimfs

hacktoberfest java jimfs junit-jupiter junit5-extension testing

Last synced: 10 Aug 2025