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Projects in Awesome Lists tagged with java-21

A curated list of projects in awesome lists tagged with java-21 .

https://github.com/bnymellon/codekatas

Code Kata collection for JVM Languages and Libraries.

eclipse-collections java java-17 java-20 java-21 java-lambda java-streams java-time kata kotlin

Last synced: 15 May 2025

https://github.com/evenmorefish/evenmorefish

An advanced fishing plugin based on MoreFish, created 2 years after its last update.

java java-17 java-21 paper-plugin plugin

Last synced: 06 Apr 2026

https://github.com/obydux/minecraft-startup-flags

Modern way of optimizing garbage collection in Minecraft: Java Edition

flags gc-tuning generational-zgc java java-21 jvm minecraft optimization tuning zgc zgenerational

Last synced: 15 Aug 2025

https://github.com/sanchezih/ort-p1

Repositorio de la materia Programacion 1

data-structures java-21 maven oop

Last synced: 15 Apr 2025

https://github.com/hardiksinghbehl/firebase-integration-spring-boot

Spring-boot application integrating with Firestore and Firebase Authentication to build a CRUD application.

firebase-admin-sdk firebase-auth firebase-storage firestore firestore-crud java-21 spring-boot-3 spring-security-6

Last synced: 09 Apr 2025

https://github.com/loiane/java21-examples

Examples of how to use Java 21 new features.

java java-21 java21

Last synced: 23 Mar 2025

https://github.com/hoangsonww/akari-puzzle-game-javafx

💡 A JavaFX-powered implementation of the Akari logic puzzle, featuring intuitive controls, dynamic feedback, and a diverse puzzle library for hours of strategic fun! Implemented with Model-View-Controller and JFX patterns, this game will definitely be worth your time!

akari akari-puzzle css java java-21 javafx javafx-application javafx-gui javafx-project jfx model-view-controller mvc mvc-architecture mvc-pattern puzzle puzzle-game ui-design

Last synced: 16 Apr 2025

https://github.com/no-country-simulation/h3-24-proptech-java-react

Financia.al es una plataforma web que facilita el acceso a préstamos en Latinoamérica para compradores potenciales.

dokcer figma git google-api java-21 javascript jwt-token openai pgvector postgres postman react slack spring-security swagger swagger-ui tailwindcss thymeleaf typescript

Last synced: 22 Jun 2025

https://github.com/aliakh/demo-java-virtual-threads

'Concurrent programming in Java with virtual threads' article and source code.

java java-21 java-concurrency jep-444 project-loom virtual-threads

Last synced: 08 May 2025

https://github.com/relvaner/actor4j

Actor4j is a multi-runtime actor-oriented Java framework. Extended libraries.

actor-model actor4j actors java java-21 libraries

Last synced: 23 Jul 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/pixel-clover/uview

A cross-platform tool for viewing and modifying Unity package files

desktop-application game-development java java-21 java-application unity unity-package-manager unity3d

Last synced: 19 Apr 2026

https://github.com/mjovanc/java-21-virtual-threads

A tutorial on how to work with Java 21 - Virtual Threads

concurrency java java-21 virtual-threads

Last synced: 15 Jul 2025

https://github.com/hemicharly/grpc-spring-boot-3

This educational project's main objective is to understand how gRPC works in conjunction with Spring Boot. We developed a simple calculator example, focusing on core functionality, and chose to use the latest versions of dependencies to ensure compatibility and explore the latest features available.

gateway gateway-api grpc java-21 micrometer microservices restful spring-boot-3 tracer

Last synced: 11 Apr 2025

https://github.com/musabbozkurt/inventory-management-service

PostgreSQL, Zipkin, Prometheus, Grafana, Redis, Kafka and New Relic Integrations with Spring Boot 3, Java 21, and Docker. Integration Tests with Testcontainers for Controller. Unit Tests for Service, and Mapper with Junit 5, and Mockito

docker-compose flyway grafana java-21 jjwt kafka micrometer newrelic postgresql prometheus redis spring-boot-3 spring-cloud spring-security springdoc-openapi testcontainers zipkin

Last synced: 07 Sep 2025

https://github.com/fernanda-kipper/pass-in

This project simulates the operation of an in-person event management dashboard

hsqldb java java-21

Last synced: 20 Sep 2025

https://github.com/ibrahimatay/java-features

Java examples for tracking JEPs, JSRs, and JLRs in this repo, provide a comprehensive overview of Java language and platform updates.

java-10 java-11 java-12 java-13 java-14 java-15 java-16 java-17 java-18 java-19 java-20 java-21 java-22 java-5 java-6 java-7 java-8 java-9

Last synced: 17 Oct 2025

https://github.com/br93/timetable

Recommends a timetable using AI optimization and create events on Google Calendar API with RestClient and HttpInterfaces

docker google-calendar-api http-interface java-21 junit mongodb open-api-specification rabbitmq restclient spring-boot test-containers timefold

Last synced: 12 Apr 2025

https://github.com/aloisseckar/demos-java

From Java 11 to Java 23 - new features in practical examples

hacktoberfest java java-11 java-17 java-18 java-19 java-20 java-21 java-22 java-23

Last synced: 26 Feb 2026

https://github.com/sanchezih/static-final-keywords-java

Ejemplos de uso de las keywords static y final en Java.

java-21 maven

Last synced: 15 Apr 2025

https://github.com/mmushfiq/springboot-microservice-template

Spring Boot microservice template implemented using Spring Boot 3.3 and Java 21

archunit docker-compose gradle-8 java-21 junit5 liquibase mongock mongodb opentelemetry postgresql rabbitmq redis spring-boot-3

Last synced: 11 Mar 2026

https://github.com/samvel-aivazian/neetcode

Solutions to NeetCode problems using Java 21. This repository includes implementations of various data structures, algorithms, and design patterns, with a focus on clear, maintainable code and thorough testing.

algorithms algorithms-and-data-structures coding-challenges data-structures design-patterns java java-21 sorting-algorithms

Last synced: 09 Apr 2025

https://github.com/musabbozkurt/live-data-service

Prometheus, Grafana, Kafka, Zipkin, Redis and Elasticsearch Integrations with Spring Boot 3, Java 21 and Docker. Integration Tests with Testcontainers for Controller. Unit Tests for Controller, Service, and Mapper with Junit 5, and Mockito

docker-compose elasticsearch flyway google-api-services-playintegrity grafana java-21 jsonplaceholder junit5 kafka kibana micrometer mockito prometheus redis redisson restclient spring-boot-3 testcontainers zipkin

Last synced: 26 Oct 2025

https://github.com/entur/marduk

Marduk orchestrates the timetable data import pipeline.

java-21 postgresql ror spring-boot

Last synced: 08 Nov 2025

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

EatToFit: 음식을 운동으로 🍔

backend healthcare java-21 jpa mysql querydsl spring-ai spring-boot-3

Last synced: 23 Apr 2025

https://github.com/fdero/bits4j

A simple java library to perform low-level bits manipulations and conversions (hosted on maven-central)

bit-conversion bit-converter bit-manipulation java java-21 low-level

Last synced: 17 Mar 2026

https://github.com/mariocosenza/astromark

Web platform for managing students’ marks and homework assignments with a distributed ecosystem.

ai distributed-systems jakartaee java java-21 javascript jpa-hibernate postgresql react software-engineering spring spring-boot

Last synced: 02 Jul 2025

https://github.com/mariocosenza/savoreco

Savoreco is a cutting-edge web application built with Jakarta EE, focusing on promoting sustainable food practices. It serves as a platform for users to discover eco-friendly food options, understand the environmental impact of their dietary choices, and connect with a community of like-minded individuals.

ajax amazon-corretto cloudflare-r2 dependabot fetch-api gradle hibernate intellij-idea jakarta-ee java java-21 javascript jsp jstl-tags oracle-cloud postgresql qodana servlet sonarcloud tomcat

Last synced: 23 Oct 2025

https://github.com/mnpsnuwan/product-service

Spring Boot 3 Microservices with MongoDB, MySQL, Docker, Kubernetes and Angular.

backend docker java-21 microservices mongodb spring-boot

Last synced: 18 Feb 2026

https://github.com/sanchezih/exceptions-java

Excepciones en Java

exception-handling java-21

Last synced: 21 Jan 2026

https://github.com/samvel-aivazian/thinkdast

This repository contains my solutions to exercises from the book Think Data Structures: Algorithms and Information Retrieval in Java by Allen B. Downey. The book is published by Green Tea Press.

algorithms algorithms-and-data-structures data-structures java java-21 sorting-algorithms

Last synced: 09 Apr 2025

https://github.com/mnpsnuwan/inventory-service

Spring Boot 3 Microservices with MongoDB, MySQL, Docker, Kubernetes and Angular.

backend docker java-21 microservices mysql rest-api spring-boot

Last synced: 25 Jan 2026

https://github.com/omnimodloader/asmhelper

ASM Helper is a versatile library for modifying JAR files, designed to simplify the process of editing ModFiles within the OmniMC framework.

asm helper jar java java-21 library minecraft mod modifying omnimc simple

Last synced: 25 Aug 2025

https://github.com/diegopacheco/servers-benchmark

🚀 Servers Benchmark: Simple POC to benchmark servers and languages.

benchmark bun clojure cpp deno elixr-lang go graalvm haskell java java-21 julia nim nodejs performance python ruby rust v zig

Last synced: 02 Mar 2026

https://github.com/fdero/jcompressor

Simple file compressor and decompressor written in Java-21 using my own library bits4j (which is hosted on maven central)

compression decompression filesystem huffman-coding java java-21 maven

Last synced: 24 Feb 2026

https://github.com/karmakrafts/manganese

LLVM based bootstrap compiler for the Ferrous programming language.

bootstrap-compiler compiler compilers ferrous java java-21 java-preview lld lldb llvm lwjgl lwjgl3 programming-language remotery

Last synced: 01 Feb 2026

https://github.com/ferps53/scheduler-backend

Este projeto é o backend do app Scheduler, ele utiliza várias ferramentas, como websockets para se comunicar e notificar sobre as tarefas a serem feitas

backend-api gradle java-21 quarkus scheduler task-scheduler

Last synced: 08 Feb 2026

https://github.com/mnpsnuwan/order-service

Spring Boot 3 Microservices with MongoDB, MySQL, Docker, Kubernetes and Angular.

backend docker java-21 microservices mysql rest-api spring-boot

Last synced: 24 Jan 2026

https://github.com/k-tomaszewski/eternal-db

Eternal DB is a time series database with a data retention policy based on disk space, thus allowing to collect data eternally.

database document-database embedded-database java java-21 json linux nosql time-series tsdb

Last synced: 13 Apr 2025

https://github.com/feltex/demo-webflux

Criação de uma API CRUD para gerenciamento de alunos utilizando Spring Boot com WebFlux, Java 21, PostgreSQL e testes no Postman. A aplicação exemplifica como configurar o ambiente, conectar-se a um banco de dados PostgreSQL, implementar repositórios reativos e criar endpoints para operações de criação, leitura, atualização.

docker docker-compose java java-21 lombok postgresql r2dbc webflux

Last synced: 29 Jan 2026

https://github.com/mnpsnuwan/api-gateway

Spring Boot 3 Microservices with MongoDB, MySQL, Docker, Kubernetes and Angular.

api-gateway docker java-21 keycloak microservices mysql rest-api spring-boot spring-security

Last synced: 13 Apr 2026

https://github.com/javiorfo/jtabula

First approach to use Informix in nvim-dbeer plugin

informix java java-21 nvim-plugin

Last synced: 10 Jan 2026

https://github.com/evenmorefish/emfpinata

A Piñata addon for the EvenMoreFish plugin.

java java-17 java-21 paper-plugin

Last synced: 14 Apr 2025

https://github.com/feltex/login-demo

Este repositório contém um projeto Spring Boot com Spring Security que implementa autenticação e autorização usando login via GitHub e Google. O objetivo deste projeto é fornecer um exemplo funcional de como integrar provedores de autenticação OAuth2 populares em uma aplicação Spring.

github google java java-21 java21 spring-boot spring-security springboot

Last synced: 11 Apr 2026

https://github.com/entur/damu

Convert NeTEX datasets to GTFS

java-21 ror spring-boot team-ruter-reiseplanlegger

Last synced: 20 Apr 2026

https://github.com/ayu-sh-kr/excel4j

A library that convert XLSX to Java Objects and write Java Objects to XLSX file

converter excel4j java java-21 maven writer xlsx

Last synced: 04 May 2026

https://github.com/kjpar0317/trend-seminar

(2024-01) 새로 개발할 프로젝트 (example) 세미나 자료 (java, nextjs)

daisyui gsap3 java-21 kafka next-auth-v5 nextjs14 redis swr tailwindcss

Last synced: 11 Apr 2026

https://github.com/sddevelopment-be/modular-validators

A lightweight validation framework for the JVM, allowing for internal and external validation logic to be combined in a transparant and reusable way

design-by-contract java java-21 utility-library validation

Last synced: 01 Feb 2026

https://github.com/petr-panteleyev/java-fx-helpers

JavaFX helper classes

java java-21 javafx library

Last synced: 27 Feb 2026

https://github.com/musabbozkurt/kafka-debezium-service

PostgreSQL, Kafka, Debezium, Zookeeper, and Kafka-UI Integrations with Docker, Spring Boot 3 and Java 21

debezium docker-compose java-21 kafka kafka-ui postgresql spring-boot-3

Last synced: 11 Oct 2025

https://github.com/saadmdsabah/discord-clone-using-spring-boot-stomp-client-and-react-js

A full-stack, real-time chat application inspired by Discord, featuring a containerized architecture for easy setup and seamless communication.

docker docker-compose dockerhub java-21 jwt-authentication mongodb nginx-docker react react-hot-toast reactjs redis-cache redux-toolkit spring-boot stompjs tailwindcss typescript vite websocket

Last synced: 14 Apr 2026

https://github.com/flawlessly-optimized/flawlessly-optimized

Boost your Minecraft performance with smooth gameplay and essential OptiFine features, all while keeping the game’s original feel.

curseforge fabric fabricmc java java-21 minecraft modpack modrinth optifine optifine-alternatives

Last synced: 03 Feb 2026

https://github.com/kanttanhed/marketplace-digital-products

This project is a Digital Products Marketplace (such as courses, ebooks, and templates) built using Java 21 and Spring Boot with a microservices and event-driven architecture via Apache Kafka.

domain-driven-design event-driven-architecture java-21 junit5 kafka spring

Last synced: 15 Oct 2025

https://github.com/mathiaslinux/javibes-public

A Jellyfin player created in Java with JavaFX

college-project java java-21 java-fx jellyfin maven music music-player

Last synced: 09 Jul 2025

https://github.com/salaxdev/jstreamloader

A Java library for loading and handling streams effortlessly

file-loader image-loader java java-21 java-io java-library java-music-player java-streams open-source

Last synced: 05 Apr 2025

https://github.com/adasjusk/stuck

A Plugin made for minecraft spigot to unstuck player from bedrock 127 layer or to teleport to safer location.

escape java java-21 mc minecraft minecraft-plugin opensource paper plugin plugins server spigot spigot-api spigot-plugin stuck unstuck

Last synced: 17 Apr 2026

https://github.com/lorialawrencez/statsfipe

Desafio Alura | Aplicação para consultar o valor médio de veículos de acordo com a tabela FIPE

api gradle java java-21 spring spring-boot

Last synced: 16 Feb 2026

https://github.com/timlfg/news-chatbot

📰 Summarize Turkish news, answer queries, and perform multilingual tasks with this versatile chatbot powered by FastAPI and Streamlit.

beautifulsoup chatbot dalle2 gptchat java-21 javascript llama3 news newsapi nlp openai python rag streamlit watson-assistant watson-conversation watson-discovery whatsapp-business-api

Last synced: 08 Apr 2026

https://github.com/safo-samson/multithreading-in-java

Advanced Programming in java with MultiThreading.

concurency fork-and-join java-21 multithreading race-conditions

Last synced: 25 Feb 2025

https://github.com/lion6477/skua

1. Sorts files in the selected folder by their extension. Unrelease:2. Copy files and forlders from folder to folder in one click.

copy-files java java-21 javafx javafx-21 javafx-application javafx-desktop-apps sorting-files

Last synced: 02 Jan 2026

https://github.com/extrawest/podcast-to-blog-ai-service

Podcast Summary & Q&A App is project takes podcast episodes from the Podcast Index, converts the audio into text, summarizes the content, generates an image based on the summary, translates the summary into French, and allows users to ask questions about the episode. ElevenLabs, HuggingFace, Replicate services are used

ai hugging-face huggingface-inference-endpoint java-21 langchain4j replicate replicate-api spring-boot

Last synced: 24 Aug 2025

https://github.com/AmayaFramework/amaya-core

An amaya framework module that implements a web application and its infrastructure.

amaya framework http-framework http-server java java-11 java-17 java-21 java-web-framework microservice servlet web-framework

Last synced: 14 Mar 2025

https://github.com/amayaframework/amaya-core

An amaya framework module that implements a web application and its infrastructure.

amaya framework http-framework http-server java java-11 java-17 java-21 java-web-framework microservice servlet web-framework

Last synced: 10 Apr 2025

https://github.com/mongoexpuser/non-blocking-java-https-server-with-no-external-framework

A simple vanilla non-blocking Java HTTPS server (No external framework)

external-framework java java-21 non-blocking tls-ssl web-server

Last synced: 22 Mar 2025

https://github.com/k-tomaszewski/notifications

Simple Java library for sending notifications from application to a system operator.

jakarta-mail java java-21 notifications observability

Last synced: 09 Apr 2025

https://github.com/entur/nabu

Supplier status

java-21 postgresql ror spring-boot

Last synced: 08 Sep 2025

https://github.com/docwho2/java-chime-voice-sdk-cdk

AWS Chime Voice SDK provisioning of Voice Connector, SIP Rules, and Session Media App with CDK in Java

amazon-chime-sdk aws-cdk aws-cdk-java aws-chime cdk chimesdk java java-21 sip-media-application

Last synced: 18 Feb 2026

https://github.com/darkmortal/expression-evaluator

A comprehensive and lightweight equation evaluator developed using java

dsa-algorithm java java-21 java-se

Last synced: 25 Mar 2025

https://github.com/priyakdey/jraf

Java REST API Framework

framework java java-21 rest-api

Last synced: 15 Aug 2025

https://github.com/haddouguihamza/batch-payment-history-processor

Batch job for processing client electronic payment history records and storing them in a relational database. Automates the ingestion, validation, and persistence of detailed payment transaction data to support audit, reporting, and business analytics.

batch-job build-tool copilot-chat eclipse embedded-database fixed-length-format flat-file h2-database java-21 maven-pom spring-batch-application spring-boot-application

Last synced: 15 Aug 2025

https://github.com/marcosnasp/todo-app

Todo App Spring Boot 3

java-21 spring-boot

Last synced: 12 May 2026

https://github.com/sovanmukherjee/springboot-drools-decision-table

Drools Decision Tables example with Spring Boot

decision-tables drools excel gradle java-21 spring-boot-3

Last synced: 05 Jan 2026

https://github.com/darkmortal/java-practice

Java Practice Files and Examples

dsa-algorithm java java-21

Last synced: 19 Apr 2025