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/rapter1990/carservice

Case Study - Car Service (Java 21, Spring Boot, Spring Security, JWT, MySql, JUnit, Jacoco, Prometheus,Grafana, AlertManager, Docker, Kubernetes, Github Action (CI/CD), Sonarqube)

alertmanager github-actions grafana integration-testing jacoco java java21 junit jwt kubernetes mysql prometheus sonarqube spring-boot spring-security swagger

Last synced: 05 Sep 2025

https://github.com/mishakorzik/easy-java

Easy install Oracle Java only for arm64. Tested on termux and raspberry pi.

bash bash-script easy java jdk linux oracle-java oracle-jdk raspberry-pi raspberrypi termux termux-hacking termux-tools

Last synced: 16 May 2025

https://github.com/filip26/iridium-cbor-ld

Semantic, self-describing binary format for Linked Data

cbor cbor-ld cborld compression java json-ld linked-data self-describing self-descriptive

Last synced: 19 Jan 2026

https://github.com/yunussemree/java

Java and more things...

java oop spring-boot swing

Last synced: 12 Oct 2025

https://github.com/kazssym/bitbucket-api-client.java

A Client API for Bitbucket® Cloud for the Java™ language.

ajax bitbucket cdi java javaee javaee7 javase jax-rs jsf json-p

Last synced: 23 Oct 2025

https://github.com/Abdulrhman-Khaled/Islamyat-App

It is an Islamic Android application that includes many sections that are important for every Muslim in his daily life.

android android-application android-studio androidx api islam islamic islamic-app islamic-calendar islamic-prayer-times java oop sqlite ux-ui volley-library

Last synced: 12 Feb 2026

https://github.com/thiru-malai/calllimiter

Call Limiter is an Android application that helps users set a time limit for phone calls to specific contacts.

android call-limiter cut-phonecall deny-phonecall java limit-phonecall phonecall-limiter

Last synced: 31 Jan 2026

https://github.com/gabriel-logan/gerador-cpf-e-cnpj-valido

Este repositório fornece funções em JavaScript, Python, Go, C e Java para gerar números válidos de CPF (Cadastro de Pessoas Físicas) e CNPJ (Cadastro Nacional da Pessoa Jurídica) para o Brasil.

c cnpj communityexchange cpf cpf-valido educative frontendmasters generator gerador gerador-cnpj gerador-cpf github github-copilot github-pages java javascript learn python student-vscode typescript

Last synced: 21 Jan 2026

https://github.com/hpgrahsl/wearedevs-2018

Code for my talk "Stateful & Reactive Streaming Applications Without a Database" at WeAreDevelopers 2018

emojis java kafka kafka-connect kafka-streams reactive reactive-programming spring-boot-2 stream-processing tweets

Last synced: 20 Oct 2025

https://github.com/openmined/javadp

Differential privacy implementation in the Java family of languages (Java, Kotlin, Scala etc...)

differential-privacy java

Last synced: 14 Oct 2025

https://github.com/minimallycorrect/javatransformer

Applies transformations to .java and .class files

java java-bytecode java-source java-transformation

Last synced: 14 Oct 2025

https://github.com/gayanukaa/companya-backend

Backend for Subsystems of Company A

azure java mongodb ngnix-server spring-boot

Last synced: 19 Oct 2025

https://github.com/ksclarke/jiiify-presentation

A Java IIIF Presentation library

code4lib iiif iiif-presentation java

Last synced: 13 May 2026

https://github.com/redned235/simcraft

A program to convert SimCity 4 (Deluxe) cities into Minecraft worlds.

game java minecraft minecraft-java sc4 sim-city simcity simcity4

Last synced: 26 Oct 2025

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

Minecraft Java server plugin designed to allow other client libraries to control the server it is running on

java kotlin minecraft minecraft-plugin protobuf

Last synced: 23 May 2026

https://github.com/openliberty/liberty-arquillian

Arquillian Liberty Managed and Remote containers

arquillian java liberty openliberty testing websphere

Last synced: 22 May 2026

https://github.com/akvo/akvo-caddisfly

Android app integrated with Akvo Flow

akvo akvo-caddisfly android java water-quality

Last synced: 29 Aug 2025

https://github.com/george0st/ff2cql

A simple transfer data from NiFi FileFlow to CQL (support Apache Cassandra, ScyllaDB, AstraDB).

apache-cassandra apache-nifi astradb cql etl fileflow java nifi nifi-processor processor scylladb

Last synced: 22 Sep 2025

https://github.com/piomin/sample-java-sonar

sample application used as a source for scanning code quality with sonarqube also containing sovarqube plugin with rules definitions

java qa sonar-plugin sonarqube sonarqube-analysis

Last synced: 09 Aug 2025

https://github.com/hms-core/hms-wallet-passgenerator

HMS wallet passgenerator is a sample code for how to create a wallet pass package.

hms huawei java maven pass pkcs7 wallet

Last synced: 01 Aug 2025

https://github.com/thomasvitale/supply-chain-security-java

Samples showing how to secure the supply chain for Java applications.

cyclonedx java sbom sigstore slsa supply-chain-security

Last synced: 15 Mar 2025

https://github.com/mike10004/xvfb-manager-java

Library that manages an xvfb process and a JUnit rule that employs the library.

java junit selenium xvfb

Last synced: 22 Aug 2025

https://github.com/cityssm/pdfFlattener

PDF Flattener - Secure PDF documents by making floating redactions and form entries permanent.

flatten java pdf pdf-flattener pdf-forms pdfbox redaction security

Last synced: 14 May 2025

https://github.com/infinispan-demos/vertx-api

Example that creates a REST, PUSH API and a Clustered Application with Vert.x and Infinispan

clustering infinispan java react vertx vertx-web

Last synced: 28 Jul 2025

https://github.com/jiaqi/datamung

An AWS solution that backs up RDS data in form of S3 object which is transfer'able across regions or accounts

aws backup cloud java netflix prize rds

Last synced: 12 Jan 2026

https://github.com/rogercoding/binary-search-tree

This Java program implements a Binary Search Tree (BST) with basic operations: node insertion, key searching, and in-order traversal. It demonstrates efficient data storage, retrieval, and sorted data display.

binary-search-tree java object-oriented-programming

Last synced: 14 Apr 2025

https://github.com/chinalhr/gungnir

Gungnir是一个基于Spring,Netty,Zookeeper的轻量级分布式RPC服务框架

java netty rpc rpc-framework spring-boot zookeeper

Last synced: 28 Jul 2025

https://github.com/raymondxu/java-workshop

Intermediate Java workshop on variables, abstraction, and design patterns ☕

design-patterns java workshop

Last synced: 15 Aug 2025

https://github.com/themrmilchmann/gradle-ecj

A Gradle plugin for using the Eclipse Compiler for Java (ECJ) for compiling Java files.

compile ecj eclipse-compiler gradle java

Last synced: 07 Apr 2025

https://github.com/raofin/bearburger-swing

A maven project with a pretty great UI, developed using Java Spring and Swing frameworks, JDBC template, and other technologies.

academic-project flatlaf food-management food-ordering java java-spring java-swing maven

Last synced: 27 Aug 2025

https://github.com/pavankjadda/eshopping

eShopping application implemented with Spring Boot, Spring Security, Spring Data and Spring Session

hazelcast hibernate java mysql spring-boot spring-cache spring-data-jpa spring-security spring-session

Last synced: 26 Aug 2025

https://github.com/panga/lite-beans

LiteBeans is implementation of the java.beans package based on the Apache Harmony project

java jdk9 jigsaw jpms

Last synced: 21 Sep 2025

https://github.com/priyansh17/dear-diary

The App aims at helping people to fight from depression and communicate with them at a 1-1 basis alongside giving them suggestions based on their choices which will be taken from the user in various formats such as MCQ for a one time basis and Diary entries of user on a daily basis. The app aims to help mainly people who are introvert and don't share their emotions easily with others who are depressed. we aim to ulift their emotions and make world a better place for them.

android depression diary-entries emotions hacktoberfest hacktoberfest-2021 hacktoberfest-accepted hacktoberfest-starter hacktoberfest2021 java kotlin-android python3 recommendation-system recommender-engine sentiment-analysis sentiments

Last synced: 29 Oct 2025

https://github.com/rashidi/boot-data-rest-events-sample

Example of application that uses Spring Data Events to perform validation.

event-driven java sample-app spring-boot spring-data-rest tutorial

Last synced: 23 Mar 2025

https://github.com/lemon24/linesieve

An unholy blend of grep, sed, awk, and Python.

awk cli command-line grep java python regex replace search sed terminal text text-processing

Last synced: 24 Dec 2025

https://github.com/mieskeb/json-api-spring-boot

This project converts a normal Java object to json:api standard. More information about json:api can be found here: https://jsonapi.org/. Created and maintained by Mindware Software.

java json-api spring-boot

Last synced: 01 Nov 2025

https://github.com/rid17pawar/viitclubs

College Clubs website is developed using JSP and Servlet technologies, Bootstrap for UI, jQuery for validations and MySQL for database.

bootstrap4 club-management club-website college-clubs java jdbc jquery jsp jsp-servlet mysql servlets students

Last synced: 20 Jul 2025

https://github.com/coobird/simpleimageviewer4j

a simple image viewer for Java

image-viewer java java-gui swing

Last synced: 22 Mar 2025

https://github.com/gradle/common-custom-user-data-maven-extension

Maven extension that enhances published build scans by adding a set of tags, links and custom values that have proven to be useful for many projects building with Develocity.

java maven

Last synced: 06 Apr 2025

https://github.com/arteam/dropwizard-http2-client

Dropwizard Integration with Jetty HTTP/1.1 and HTTP/2 client

dropwizard http2 java

Last synced: 25 Jun 2025

https://github.com/jetkai/proxy-builder-2

Successor to https://github.com/jetkai/ProxyBuilder - Uses Spring & Netty for testing proxies, interacting with a local MariaDB.

gradle http https java jdk18 jetkai kotlin mariadb proxies proxies-checker proxy proxy-checker proxy-tester proxy-testing socks4 socks5

Last synced: 13 Apr 2025

https://github.com/arjuncvinod/data-structures-and-algorithms

Data Structures and Algorithms implemented in different languages

c cpp csharp go java javascript python swift

Last synced: 30 Oct 2025

https://github.com/kanugurajesh/tic-tac-toe

A simple tic tac toe app using java

batch-file java practice-project tic-tac-toe

Last synced: 24 Jun 2025

https://github.com/arun-gupta/lex-java

Amazon Lex Java API

amazon aws java lex

Last synced: 20 Aug 2025

https://github.com/hellokoding/hello-sso-jwt-resource

Single Sign On (SSO) Example with JSON Web Token (JWT), Spring Boot

java jwt spring-boot sso

Last synced: 13 May 2025

https://github.com/pasan-pahasara/spring-boot-crud

This Project is introduced learning Spring Boot Basic CRUD Operation.

hibernate java mysql spring-boot

Last synced: 11 Apr 2025

https://github.com/cworld1/notie

Android note App complies with Material You specifications, developed using Java.

android java notes notes-app

Last synced: 15 Jul 2025

https://github.com/exadel-inc/etoolbox-query-kit

Provides the UI and API for easily creating and transforming data queries in languages such as XPath, JCR-SQL2, etc. for the AEM ecosystem

aem aem64 aem65 exadel-martech jackrabbit java jcr jcr-sql2 lucene query xpath

Last synced: 15 Apr 2025

https://github.com/moderocky/mimic

A stronger alternative for Java's Proxy API. Allows the creation of 'mimicked' classes and interfaces with the ability to replace their method behaviour.

bytecode java java-17 proxy reflection

Last synced: 21 Mar 2025

https://github.com/edoardottt/tweetpro

University Java project. It's a lightweight tool specialized in tweets analysis. :chart_with_upwards_trend:

design-patterns graph java java-8 java-library javadev json retweets tweet tweets twitter university university-assignment university-course university-project

Last synced: 03 Aug 2025

https://github.com/deep110/lucid-engine

A basic physics3D engine for learning purposes.

game-development game-engine-2d java physics-engine

Last synced: 11 Apr 2025

https://github.com/heruan/jaxrs-range-filter

HTTP Ranged Requests for JAX-RS.

java jax-rs serve-byte-ranges

Last synced: 15 Jun 2025

https://github.com/gamemann/simple-java-mysql-wrapper

A simple Java MySQL wrapper imported from GFL's Gitlab.

database db java mysql simple wrapper

Last synced: 18 Mar 2025

https://github.com/fadouse/jvmbenchmark

JVMBenchmark evaluates the performance impact of code obfuscation on Java applications using JVM 17 and JDK 17. It helps developers balance security with potential performance trade-offs.

benchmark java jvm performace-testing

Last synced: 23 Apr 2025

https://github.com/aimtiaz11/ms-sqlserver-jdbc-tester

Command line Java app to test JDBC connection to Microsoft SQL Server Database using 9.2.0 SQL Server JDBC driver.

java jdbc-connection microsoft-sql-server

Last synced: 30 Oct 2025

https://github.com/ashish2030/upgrad-assignment

ᴛʜɪꜱ ɪꜱ ᴍʏ ꜱᴍᴀʟʟ ᴊᴀᴠᴀ ɢʀᴀᴅᴇᴅ ᴀꜱꜱɪɢɴᴍᴇɴᴛ ɢɪᴠᴇɴ ʙʏ ᴜᴘɢʀᴀᴅ

bfs-algorithm dfs-algorithm dijkstra-algorithm graph java shortest-path-algorithm upgrad

Last synced: 20 Jun 2025

https://github.com/mikesafonov/spring-boot-starter-prometheus-alerts

Spring Boot Starter for handling alerts from Prometheus Alertmanager

java prometheus prometheus-alertmanager spring-boot

Last synced: 15 Jun 2025

https://github.com/finn-no/retriable-kafka-consumer

Retriable consumer pool for kafka

finn-no java kafka

Last synced: 10 Apr 2025

https://github.com/hereliesaz/ideaz

Mobile development that feels like it's just you and your IDEaz -- The Post-Code IDE for Android.

android android-app android-ide flutter java javascript kotlin mobile-ide react-native webapp website

Last synced: 06 Jun 2026

https://github.com/metaapi/metaapi-java-sdk

Java SDK for MetaApi, a professional cloud forex trading API for MetaTrader platform which supports both MetaTrader MetaTrader 5 and MetaTrader 4. Free usage tier available.

api cloud forex java metaapi metaapi-cloud metatrader metatrader4 metatrader5 mt4 mt4-api mt5 mt5-api rest trading websocket ws

Last synced: 24 Jan 2026

https://github.com/shadowss/mafiacrimes

MafiaCrimes is the game about MOBS

css java php smarty

Last synced: 14 Mar 2026

https://github.com/haxe4e/haxe4e

Haxe programming language support for the Eclipse IDE

eclipse eclipse-plugin editor haxe java

Last synced: 13 Feb 2026

https://github.com/khaledashrafh/ftp-client-server-application

This is a implementation of a FTP (File Transfer Protocol) client-server application using Java sockets. The client can connect to the server, login with username and password, and download files from the server. The server can handle multiple clients and authenticate them using a file that stores the authorized users and their passwords. The serve

file-transfer-protocol ftp ftp-client ftp-server java java-socket-programming java-sockets socket-programming

Last synced: 17 Oct 2025

https://github.com/vaadin/vaadin-form-example

Example sign-up form with Vaadin 14 featuring cross-field validation, image upload, and form error handling.

binder example form java vaadin

Last synced: 14 Apr 2026

https://github.com/polyhedraldev/tectonic

Annotation-based Java read-only config API

config hacktoberfest java

Last synced: 17 Oct 2025

https://github.com/loiane/java-15_16-examples

Examples of how to use Java 15 and 16 new features.

java

Last synced: 26 Oct 2025

https://github.com/jfrog/xray-client-java

Xray Java Client

ide java jfrog jfrog-xray

Last synced: 10 Oct 2025

https://github.com/ardetrick/ory-hydra-refrence-java

An example/reference implementation of Ory Hydra in Java with SpringBoot. Shows the basicis of OAuth2 integraiton with OIDC. Includes a full suite of integration tests using Testcontainers.

gradle java oauth2 oauth2-authorization oauth2-provider oauth2-server oidc ory-hydra playwright playwright-java spring-boot springboot testcontainers

Last synced: 01 Mar 2026

https://github.com/harrisonwelch/javamasterclass

Notes from Tim Buchalka's class entitled "Java Programming Masterclass for Software Developers" on Udemy

java java-masterclass notes tim-buchalka udemy

Last synced: 03 Mar 2026

https://github.com/depromeet/ding-dong-be

Ding Dongㅣ서로의 TMI를 공유하고 친해지고 싶은 마음을 전하세요

java jpa mysql spring-boot

Last synced: 19 Apr 2025

https://github.com/fieldju/jvm-lambda-template

A template project for quickly getting started writing a Scala, Groovy, or Java Serverless Application with SAM / Cloud Formation

aws aws-lambda cloudformation gradle gradle-aws-sam-deployer-plugin groovy java lambda scala serverless serverless-application-model serverless-applications

Last synced: 09 Apr 2025

https://github.com/st1llwater/sorting-algorithms

A Collection Of Various Sorting Algorithms In Java, Cpp, C And Golang

c cpp golang hacktoberfest hacktoberfest2021 java

Last synced: 28 Feb 2025

https://github.com/decebals/auditor

Auditing micro framework for Java

auditing java

Last synced: 10 Apr 2025

https://github.com/oblac/jodd-proxetta

Java Proxy library. Method parameters. Method references.

aop java proxy

Last synced: 27 Apr 2025

https://github.com/hlavki/netbeans-svuid-generator

TheNetBeans plugin that automates the generation of the serialVersionUID field.

java netbeans serialization

Last synced: 14 Jan 2026

https://github.com/civitz/viper

A generator and a framework for injecting configurations via CDI

cdi configuration injection java javaee

Last synced: 14 Jan 2026