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/hebirobotics/hebicam

MATLAB utility for streaming video acquisition (h264, mjpeg, etc.)

java matlab

Last synced: 27 Feb 2026

https://github.com/migetapp/migetpacks

Zero-config container builds for 14 languages. Auto-detects Node.js, Python, Go, Ruby, Rust, Java, PHP, .NET, Elixir, Kotlin, Scala, Clojure, Deno, Bun. No Dockerfile required.

buildpacks cloud-native container devops docker dockerfile golang java kubernetes nodejs paketo-alternative python ruby rust

Last synced: 15 Feb 2026

https://github.com/xendit/xendit-java

Xendit REST API Client for Java - Card, Virtual Account, Invoice, Disbursement, Recurring Payments, Payout, EWallet, Balance, Retail Outlets Services

balance card disbursement ewallet hacktoberfest invoice java payment payment-gateway payout recurring-payments retail-outlet virtual-account xendit

Last synced: 01 Feb 2026

https://github.com/rajatt95/testautomationframework_udemy_oc_web_selenium_java_v2

Automation Testing | Web+API | Java | Selenium WebDriver | RestAssured | OOPS (Inheritance, Polymorphism, Abstraction, Encapsulation)| TestNG | Maven | Allure Reports | Design Patterns (Page Object Model, Singleton, Fluent, Builder) | Jenkins | Data-Driven Testing using JSON file

allure atomic-tests automated-testing design-patterns intellij-idea java oops page-object-model restassured selenium-webdriver testng

Last synced: 01 Mar 2026

https://github.com/hardiksinghbehl/spring-boot-apache-poi

list of reference POCs to work with excel files using apache-POI and spring-boot

apache-poi excel-reader excel-validator excel-writer java open-api-v3 spring-boot

Last synced: 04 Mar 2026

https://github.com/vrnsky/java-a-to-z

Java Study Project

java oop study-project

Last synced: 11 Feb 2026

https://github.com/abstracta/jmeter-java-dsl-sample

jmeter-java-dsl simple sample maven project

java jmeter performance performance-testing

Last synced: 25 Jun 2026

https://github.com/weasley-j/multiple-sms-spring-boot

Multiple SMS Templates & Multiple SMS Providers for spring-boot, You can easily use multiple-sms-spring-boot-starter to send SMS for users by @SMS annotation and SmsTemplat in you projects.

java sms spring-boot spring-boot-starter

Last synced: 26 Mar 2025

https://github.com/mathieusoysal/jib-container-publish.yml

GitHub Actions for your Java project to build container with jib and publish it to GitHub Packages.

actions docker github-actions hacktoberfest java java-to-github-packages jib maven

Last synced: 23 Mar 2025

https://github.com/zhoushengsheng/ci6226-ira-g14

Assignment for CI6226 Information Retrieval & Analysis at NTU in Singapore.

java lucene search-engine spring-boot

Last synced: 16 Jan 2026

https://github.com/timostrating/projecteuler

These are Java / Ruby / C / Lisp / Haskell / PHP/ Bash / PL-SQL / Mathematica / Rust / Kotlin / Lua solutions for Project Euler, — In the best 1% of the world

cpp java mathematica projecteuler python ruby

Last synced: 12 Sep 2025

https://github.com/menny/bazel-leaf

A Gradle plugin that builds modules using Bazel.

android bazel gradle gradle-plugin java

Last synced: 01 Sep 2025

https://github.com/mindula-dilthushan/abc-company

This is Product Item View Project. This is Using React Native And API ExpressJs

java javascript objective-c react-native ruby starlark

Last synced: 16 Apr 2025

https://github.com/apache/servicemix-utils

Mirror of Apache Servicemix utils

java network-client network-server osgi scala servicemix xml

Last synced: 25 Aug 2025

https://github.com/javiorfo/java-spring3-microservice

Clean architecture, Java 21, Spring Boot 3, Postgres, Tracing, Logging and Keycloak

auditory hexagonal-architecture hibernate-jpa java java-21 keycloak microservice spring-boot spring-security springboot3

Last synced: 01 Sep 2025

https://github.com/danekja/jdk-serializable-functional

Library with serializable versions of java.util.function.* interfaces.

functional java jdk

Last synced: 01 Sep 2025

https://github.com/willemjiang/smart-park-demo

The demo repo of smark park usecase

camel cozmo java

Last synced: 15 Apr 2025

https://github.com/binance/binance-toolbox-java

Toolbox for Binance Java Connector

binance binance-api java toolbox

Last synced: 15 Apr 2025

https://github.com/othreecodes/attendancems

Attentance management and Course Record System Written in JavaFX

attendance-management-system fingerprint java javafx records-management

Last synced: 15 May 2025

https://github.com/sap/ai-sdk-java

Integrate chat completion into your business applications with SAP Cloud SDK for AI. Leverage the Generative AI Hub of SAP AI Core to make use of templating, grounding, data masking, content filtering and more. Access all features of SAP AI Core with the SAP Cloud SDK for AI.

ai chat gen-ai java sap-ai-core

Last synced: 20 Feb 2026

https://github.com/digitalheir/java-nfa

🌁 Nondeterministic Finite State Automata for Java (in plain English: flowcharts with multiple possible outcomes)

finite-state-automaton finite-state-machine fsa java nfa non-deterministic transducer

Last synced: 11 Jan 2026

https://github.com/miteshputhran/food-wastage-management

Food Wastage Management: Providing a simpler means of collecting the leftover food from restaurants and distributing the same to those in need

db4o ecosystem-model java jfreechart

Last synced: 23 Aug 2025

https://github.com/kilianb/pcg-java

PCG — Java Implementation. High quality fast random number generator

java pcg pcg-random prng rng

Last synced: 28 Apr 2025

https://github.com/sangam14/javalabs

The Ultimate JavaLabs For All #java Developer

applet class example-project java objects serverlet

Last synced: 23 Mar 2025

https://github.com/sonatype/package-url-java

Java Package URL implementation

java labs package-url

Last synced: 23 Apr 2025

https://github.com/jgperrin/net.jgp.books.spark.ch16

Spark in Action, 2nd edition - chapter 16 - performance, checkpointing, and caching

apache-spark cache checkpoint java java8 manning spark sparkwithjava

Last synced: 06 May 2025

https://github.com/nsiatras/pdf-compressor

PDF File Compression Software

compression ghostscript java pdf

Last synced: 13 May 2025

https://github.com/fabric8io/maven-model-helper

A library to parse Maven descriptors (pom.xml) and write changes to the model preserving the original comments

java maven parser

Last synced: 03 Feb 2026

https://github.com/spotify/futuristic-feline

futuristic-feline is a library for detecting blocking Java futures at runtime

futures java

Last synced: 06 Sep 2025

https://github.com/xeraa/mongouk2011

MongoUK2011 presentation on Morphia

java mongodb morphia

Last synced: 11 Oct 2025

https://github.com/mrjameshamilton/bf

An optimizing brainf*ck compiler with multiple target backends: JVM, smali, dex, C, LLVM IR, ARM, WASM, JavaScript and Lox.

arm assembly brainfuck bytecode compiler java javascript jvm jvm-bytecode jvm-language kotlin language llvm llvm-ir lox smali wasm

Last synced: 09 Apr 2025

https://github.com/codesqueak/z80processor

A Zilog Z80 Processor Emulator in Java

emulator java z80 zilog

Last synced: 06 Jul 2025

https://github.com/jhg023/bitbuffer

A data type similar to ByteBuffer, but can read/write bits as well as bytes to improve throughput and allow for optional compression.

bitbuffer bits bitwise bitwise-arithmetic bitwise-operators buffer bytebuffer java java-11

Last synced: 10 Apr 2025

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

🔌 A Minecraft plugin to block users from running '/difficulty peaceful' to prevent mobs from despawning. [Bukkit/Spigot - Supports 1.20]

bukkit difficulty java minecraft minecraft-plugin minecraft-server plugin spigot spigot-plugin

Last synced: 13 Oct 2025

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

🔌 A Minecraft plugin that tells you your or the ping of another player in ms to the server. Thats it. [Bukkit/Spigot - Supports 1.20]

bukkit bukkit-plugin java minecraft minecraft-plugin minecraft-server ping plugin spigot spigot-plugin

Last synced: 13 Oct 2025

https://github.com/shubh2-0/tender-management-system

This is a Tender Management System application. In this application two persons are allow to login ,first one is Admin and second one is Vendor. Admin can register new Vendors and will provide a username and password to Vendor. Vendor can login with username and password and handle all present tender according to him.

buffered-reader class database java jdbc jdbc-driver methods mysql

Last synced: 14 Oct 2025

https://github.com/epicestudar/poo-2semestre-2023-senai

repository intended for object-oriented programming of the Senai DEV course.

awt backend gui java layouts poo projects swing

Last synced: 28 Apr 2025

https://github.com/annimon/hotarufx

Programming language for creating animations

animation java javafx programming-language

Last synced: 16 Oct 2025

https://github.com/minhaskamal/resultanalysistool

A Complete Package for Processing OMR Answer Sheet

image-processing java omr-sheet result-analysis student-answer

Last synced: 16 Oct 2025

https://github.com/proninyaroslav/java-template-engine

Golang-like template engine for Java

golang java template-engine

Last synced: 27 Apr 2025

https://github.com/jgperrin/net.jgp.books.spark.ch14

Spark in Action, 2nd edition - chapter 14 - extending data transformation with UDFs

apache-spark java java8 manning spark sparkwithjava udf

Last synced: 18 Jul 2025

https://github.com/aerisweather/aerisandroidsdk

AerisWeather Android SDK Demo App

android java kotlin maps weather

Last synced: 11 Jan 2026

https://github.com/f-lab-edu/dongchimi

🏸동네에서 취미를 갖고 싶을 때는 동치미🏀

docker gradle java multi-module redis spring-boot stomp

Last synced: 16 Jul 2025

https://github.com/julxxy/multiple-sms-spring-boot

Multiple SMS Templates & Multiple SMS Providers for spring-boot, You can easily use multiple-sms-spring-boot-starter to send SMS for users by @SMS annotation and SmsTemplat in you projects.

java sms spring-boot spring-boot-starter

Last synced: 11 Jan 2026

https://github.com/0x4e0x650x6f/pwn4jshell

Java Web shell project

java webshell

Last synced: 11 May 2025

https://github.com/qaf-tm/qaf-step-by-step-tutorial

qaf getting started tutorial provides step by step exercise for automation using selenium webdriver and appium

appium bdd getting-started java qaf selenium tutorial webdriver

Last synced: 13 Jul 2025

https://github.com/rajlaxmimeshram/invoice-generator

This project is totally developed in java for generating automatic invoice in pdf format.

invoice-generator itext java pdf-generation

Last synced: 14 Jul 2025

https://github.com/islamdidarmd/adblockerwebview

A WebView that can block basic ads. Very Easy to setup for Android Projects.

adblock adblocker android gradle java kotlin ui webview

Last synced: 13 Jul 2025

https://github.com/yupiik/tools-maven-plugin

An Apache Maven plugin set of tools.

java maven pdf site tool

Last synced: 13 Apr 2025

https://github.com/divvun/giellakbd-android

A fork of LatinIME (by Google for Android), targeting marginalised languages that also deserve first-class status on mobile operating systems.

android android-app ime java keyboard keyboard-layout minority-language natural-language

Last synced: 16 Jul 2025

https://github.com/tananaev/smpp-server-android

SMPP server Android app

android java smpp

Last synced: 27 Aug 2025

https://github.com/seyed0123/oxdcommod

an online shop simulator amazonclone

amazonclone captcha filesaver java javafx

Last synced: 10 Sep 2025

https://github.com/codeintrovert/90daysofdsa

A Series of #90DaysLeetCodeChallenge where I solve 90 leetcode problems in 90 Days!

data-structures dsa github github-copilot java learn leetcode leetcode-java leetcode-solutions student-vscode

Last synced: 17 Jul 2025

https://github.com/op-ted/efx-toolkit-java

This is an EFX translator written in Java. It supports multiple target languages. It includes an EFX expression translator to XPath. It is used to in the generation of the Schematron rules in the eForms SDK.

antlr4 eforms java library transpiler xpath

Last synced: 11 Jan 2026

https://github.com/naevatec/kms-siprtpendpoint

Kurento SipRtpEndpoint modiule, provides the capabilities of connecting RTP media flows from a SIP network into Kurento. Of course it will require some SIP signalling plane not included in this module.

java kurento rtp sip

Last synced: 13 Jul 2025

https://github.com/virgilsecurity/virgil-e3kit-kotlin

E3Kit is a security framework that simplifies work with Virgil services and presents the easiest way to add full end-to-end security to your chat application to become HIPAA and GDPR compliant and more.

e3kit encryption encryption-for-unregistered-users end-to-end-encryption gdpr group-encryption hipaa java kotlin multi-device pki post-quantum-cryptography pqc sdk secure-the-future stream-encryption

Last synced: 09 May 2025

https://github.com/mechero/jackson-serialization-examples

Commonly-used Java JSON serialization examples

deserialization jackson java java-10 json objectmapper serialization

Last synced: 14 Jul 2025

https://github.com/hms-core/hms-drive-clientdemo

This sample code encapsulates APIs of the HUAWEI Drive Kit SDK.You will learn how to use Drive Kit SDK.

cloudstorage demo drive-kit drivekit hms hms-drivekit java

Last synced: 14 Jul 2025

https://github.com/javiertuya/samples-test-spring

Ejemplos de automatización de pruebas con Spring Boot

bdd ci-cd-pipeline github-actions java jbehave jenkins junit maven spring-boot testing

Last synced: 17 Feb 2026

https://github.com/AoElite/claude4j

A very simple java library to interact with Claude's API

anthropic anthropic-claude claude claude-3 claude-ai claude-api java library

Last synced: 09 May 2025

https://github.com/digitalinnovationone/acceleration-a11y-clean-restful-apis

DIO International Acceleration: Accessibility (A11y) in Clean RESTful APIs.

acessibility clean-architecture java mongodb rest-api spring-boot

Last synced: 10 Sep 2025

https://github.com/artipie/ppom

Parent POM for all Maven projects

artipie java maven-pom parent-pom

Last synced: 14 Jan 2026

https://github.com/thm-mni-ii/php-parser

A Scala-based parser for the latest PHP versions

java parser parsing php php-parser php7 phpparser scala

Last synced: 09 Apr 2025

https://github.com/netbuffer/jfinal-bootstrap-table

jfinal-bootstrap-table demo,java web framework,JavaEE,Filter,Interceptor,Cookie,Session,Jdbc,ActiveRecord,Login,Manage ...

ajax bootstrap bootstrap-table bootstrap3 druid fastjson filter java javaee javascript jfinal json microservice mybatis restful-api spring spring-boot springboot web weui

Last synced: 09 Apr 2025

https://github.com/g21589/pttcrawler

PTTCrawler is a powerful ptt crawler written by Java

crawl-posts java ptt

Last synced: 24 Apr 2025

https://github.com/currenjin/alexandria-playground

📚 모든 지식을 한곳에 모은 거대 도서관이자 연구소

examples java learning-test spring-boot springboot tdd tdd-java test test-driven-development testing tests

Last synced: 13 Jul 2025

https://github.com/ericsson-mts/mts-asn1

Library to decode/encode ASN.1 protocol (PER only)

asn1 encoding java ngap per s1ap

Last synced: 14 Jan 2026

https://github.com/sreenigsd/cheetah

Cheetah is a test automation framework that has been developed to help automate testing efforts across multiple technologies including Web, Mobile, WebServices, Database, Mainframe, etc..

appium automation automation-api automation-framework automation-selenium automation-test automation-testing cheetah cucumber cucumber-framework cucumber-java cucumber-jvm cucumber-tests java selenium

Last synced: 23 Apr 2025

https://github.com/faob-dev/tutorials

Covers various languages and technologies

android android-development java jna ndk

Last synced: 24 Apr 2025

https://github.com/shubh2-0/deadlock-in-java

This repository showcases two projects that demonstrate the concept of deadlock in different scenarios. Project 1: Printer Scanner simulates resource deadlock. Project 2: Water Spices presents a practical example. Clone and explore to understand deadlock and resource management. Contributions are welcome.

deadlock example-project java practice-project thread

Last synced: 23 Apr 2025

https://github.com/objectionary/eo-strings

EO Objects for Manipulations with Strings

eolang java oop oop-principles

Last synced: 14 Jan 2026

https://github.com/teogramm/oasth

A library offering access to the OASTH API.

bus java kotlin oasth thessaloniki transit

Last synced: 14 Jan 2026

https://github.com/tokenmill/fast-url-access-checker

Easily run HTTP GET requests against a list of URLs to check their HTTP status.

clojure http-redirect http-status java url-checker url-cleaning

Last synced: 22 Apr 2025

https://github.com/robert-kratz/capture-the-flag-multiplayer

This Capture the Flag game, developed during a two-month project phase for a University of Mannheim lecture, features a 2D chessboard map and supports up to four players. Using Java in a client-server setup, it offers strategic multiplayer gameplay.

java javafx minigame

Last synced: 22 Apr 2025

https://github.com/apache/aries-rsa

Apache Aries Remote Services Admin

aries java library

Last synced: 22 Apr 2025

https://github.com/skjolber/java-jwt-benchmark

Project for benchmarking popular Json Web Token (JWT) frameworks for Java using JMH.

benchmark gradle java java-jwt jjwt jmh jwt okta-oidc

Last synced: 22 Apr 2025

https://github.com/harshkapadia2/jdbc_librarymanagementsystem

A JDBC project using Netbeans IDE (Java) and MySQL.

java jdbc mysql netbeans

Last synced: 21 Apr 2025

https://github.com/vensing/fy4a

A demo of parse fengyun4 satellite HDF5 file and output a color enhance satellite image ⛅

hdf5 java

Last synced: 02 Jul 2025

https://github.com/eugener/highlight.fx

Lightweight syntax highlighting for JavaFX

java javafx syntax-highlighting

Last synced: 05 May 2025

https://github.com/c-akhil/java-interview-guide

A comprehensive repository for Java and Spring Boot interview preparation. This repository includes detailed questions and answers covering Core Java Concepts, OOP, Collections & Data Structures, Java 8 & Functional Programming, Spring Boot & Microservices, and Spring Boot Security & Optimization

api-development backend-development collections functional-programming interview-questions java java-interview microservices software-development spring-boot technical-interview

Last synced: 18 Apr 2026

https://github.com/fmjsjx/libnetty

A set of some useful libraries based on netty-4.x.

codec fastcgi http java netty redis

Last synced: 02 Apr 2026

https://github.com/norbit4/treecuter

Cut down trees mechanic plugin to game minecraft

bukkit java jobs mc minecraft paper plugin spigot tree treecapacitator treecuter

Last synced: 04 Mar 2026

https://github.com/meesho/excel-pojo-mapper

Excel-Pojo-Mapper is a library to map data kept in excel to list of java objects without writing boilerplate code to read excel & set values for object fields.

apache-poi converter epmapper java mapping mapping-tools microsoft-excel poi pojo

Last synced: 26 Apr 2026

https://github.com/openzipkin/brave-cassandra

Tracing instrumentation for Cassandra and the DataStax Java Driver

cassandra distributed-tracing instrumentation java openzipkin tracing zipkin zipkin-brave

Last synced: 04 Jun 2026

https://github.com/mutasimali/wifi-car-control

arduino - android tcp client - wifi car https://opooq.com

android android-tcp-client arduino controller java wifi wifi-car-control

Last synced: 10 Jan 2026

https://github.com/harshitrv/java-programs

List of java programs made during learning java.

awt-gui java jdbc jsp swing swing-gui

Last synced: 10 Apr 2025

https://github.com/shaoxiongdu/supermarketcashregistersystem

基于JavaSE的超市收银管理系统

java javase system

Last synced: 10 Apr 2025