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/apache/camel-kameleon

Camel Kameleon is a project to scaffold new Camel project.

camel integration java

Last synced: 19 Oct 2025

https://github.com/amrdeveloper/astro

Free and Open Source Java IDE Side Project that can compile and run java code and other features for editor like auto complate and auto import for packages

ide integrated-development-environment java javafx richtextfx texteditor

Last synced: 20 Oct 2025

https://github.com/spacecodee/springboot-security-open-template

This repository is a Spring Boot template for implementing JWT-based authentication and role-based access control. It includes secure user management, developer and admin protections, token security features, and integrated API documentation using Swagger and OpenAPI.

devcontainer docker docs gradle java postgresql springboot swagger

Last synced: 23 Jul 2025

https://github.com/gdut-yy/leetcode-hub-java

基于 java21 + maven3.9 + junit5 + jacoco 的 leetcode + codeforces + atcoder + nowcoder 练习仓库。

algorithm algorithms atcoder codeforces jacoco java java17 java21 junit5 leetcode luogu nowcoder oj oj-solutions unit-test

Last synced: 16 Mar 2025

https://github.com/davidmoten/odata-client

Java client generator for a service described by OData CSDL 4.0 metadata. Includes Microsoft Graph clients (v1.0 and Beta), Graph Explorer client, Analytics for DevOps, Dynamics CRM clients

azure-devops dynamics-crm java microsoft-graph microsoft-graph-sdk odata odata-services

Last synced: 09 Apr 2025

https://github.com/mapteb/simple-state-machine

A simple Java state machine for Spring Boot projects

finite-state-machine fsm java spring-boot state-machine statechart statemachine

Last synced: 03 May 2025

https://github.com/vaadin/base-starter-flow-quarkus

A project base/example for using Vaadin with Quarkus

java quarkus vaadin

Last synced: 10 Sep 2025

https://github.com/TweetyProjectTeam/TweetyProject

TweetyProject is a collection of Java libraries that implement approaches to different areas of artificial intelligence.

argumentation artificial-intelligence java java-libraries knowledge-representation symbolic-artificial-intelligence

Last synced: 10 Jan 2026

https://github.com/kuangcp/notes

:memo: Migrated to(迁移至) https://github.com/Kuangcp/Note 当前仓库已经废弃, 对应的博客网站:

docker gradle groovy java linux markdown maven mysql nginx notes oracle postgresql python spring

Last synced: 20 Aug 2025

https://github.com/komma/komma

KOMMA - RDF object mapper for Java

java modeling object-mapper object-mapping rdf sparql

Last synced: 01 Aug 2025

https://github.com/leakyabstractions/result

🎱 A Java library to handle success and failure without exceptions

error-handling exception-handling exceptions functional-programming java java-library library monad result

Last synced: 09 Mar 2026

https://github.com/pelock/jobfuscator

JObfuscator is a source code obfuscator for the Java language. Protect Java source code & algorithms from hacking, cracking, reverse engineering, decompilation & technology theft.

decompiler decompiler-java java mangle mangler obfuscate obfuscate-code obfuscate-strings obfuscated obfuscation obfuscator obfuscators security source-code

Last synced: 30 Jul 2025

https://github.com/ivangfr/springboot-keycloak-mongodb-testcontainers

The goals of this project are to: 1) Create a Spring Boot application that manages books, called book-service; 2) Use Keycloak as OpenID Connect provider; 3) Test using Testcontainers; 4) Explore the utilities and annotations that Spring Boot provides for testing applications.

docker integration-testing java keycloak mongodb oauth2-resourceserver spring-boot spring-data-mongodb spring-security spring-web-mvc springdoc-openapi testcontainers unit-testing

Last synced: 12 Oct 2025

https://github.com/ingef/conquery

Visual, interactive queries against big databases

big-data big-data-analytics java

Last synced: 08 May 2025

https://github.com/soumyadip007/dbj.jar

An Open-source Library for replacement of native JDBC protocol , DBJ.jar can easily connect to database with some Method, So user have to give the credentials and the parameter into the function ,DBJ will handle the rest part(Connection, Driver Manager, Prepared Statement, Resultset etc)

bean connection dao jar java jdbc-driver mysql open-source oracle

Last synced: 21 Mar 2025

https://github.com/wgrape/blog

欢迎关注博客 🎉🎉🎉 ,分享开源项目、后端开发、中间件和架构等计算机领域的原创技术文章 :wgrape.github.io

architecture blog go golang java javascript linux mysql php python redis

Last synced: 24 Apr 2025

https://github.com/xxdark/deencapsulation

For those, who does not want to deal with Jigsaw

java jigsaw

Last synced: 19 Apr 2025

https://github.com/depromeet/10mm-server

10MM, 하루 10분으로 시작하는 습관 만들기

backend java jpa spring-boot

Last synced: 19 Apr 2025

https://github.com/hakky54/java-tutorials

📝 A repository containing different java tutorials

elasticsearch grpc java log-captor mockito security spring ssl tls tutorial unit-testing websocket

Last synced: 14 Apr 2025

https://github.com/xedziu/keepmypassword-desktop

KeepMyPassword for Desktop - keep your passwords locally and secure.

hacktoberfest java javafx javafx-desktop-apps

Last synced: 02 Jul 2025

https://github.com/nuno-faria/sokoban-game

A sokoban game made in Java with JavaFX

coop game java javafx multiplayer puzzle sockets sokoban

Last synced: 19 Apr 2025

https://github.com/zsr2531/bali

A fast and lightweight .Net library for reading and writing .class files.

binary class csharp dotnet format java

Last synced: 14 Jul 2025

https://github.com/SpineEventEngine/core-java

The Java implementation of the framework core

ddd-cqrs-framework event-sourcing java

Last synced: 14 Jun 2025

https://github.com/poppsya/mediateka

The app demonstrates principles of usecases with RxJava2 , Dagger2 , Room , MVP , Mockito and Clean Architecture in Android. 📚

android android-application android-cleanarchitecture clean-architecture dagger2 gson java kotlin kotlin-android mockito-framework mvp mvp-android retrofit room room-android room-persistence-library rxjava-android rxjava2 testing unit-testing

Last synced: 16 Aug 2025

https://github.com/dzuvic/jtsgen

Convert Java Types to TypeScript

annotation-processor java processor typescript typescript-generator

Last synced: 14 Jan 2026

https://github.com/davidsusu/tree-printer

Java library for visualizing tree structures in the command line

ascii-art command-line java library tree tree-viewer unicode-art

Last synced: 14 Jan 2026

https://github.com/asaph/twofactorauth

Google Authenticator compatible 2-Factor Auth in Java

2fa 2factor google-authenticator java

Last synced: 12 Apr 2025

https://github.com/diennea/blobit

BlobIt - a Distributed Large Object Storage

blob-storage bookkeeper distributed java storage

Last synced: 22 Aug 2025

https://github.com/mini2dx/miniscript

A scripting library for Java-based games

game java libgdx lwjgl mini2dx scripting

Last synced: 15 Apr 2025

https://github.com/akshayp7/playwright-java-cucumber

This is Boilerplate/Template for Playwright with Cucumber Java and JUnit for Assertions with Spark Extent reporting for HTML and PDF

cucumber extentreports java junit playwright

Last synced: 12 Apr 2025

https://github.com/apache/groovy-website

Apache Groovy content to generate sites

groovy java library

Last synced: 05 Apr 2025

https://github.com/3kuai/hanbo-db

hanboDB is a high available,low latency memory database system

java message-queue netty4 pubsub redis-server

Last synced: 26 Apr 2026

https://github.com/saeg/asm-defuse

ASM powered by definitions/uses analysis

asm java

Last synced: 10 Feb 2026

https://github.com/pool-of-tears/ktscheduler

LIghtweight task/job scheduling library for Kotlin, powered by Kotlin coroutines!

backend java job-scheduler jvm kotlin kotlin-coroutines kotlin-library task-scheduler

Last synced: 13 Oct 2025

https://github.com/alibaba/table-computing

Table-Computing (Simplified as TC) is a high performance and low latency computing framework, 10x faster than Flink for complicated use cases, distributed and light weighted, relational operation, simple to use, write less and do more.

big-data data-analysis java stream-processing table-computing tc

Last synced: 14 Oct 2025

https://github.com/morfly/airin

Airin is a tool for the automated migration of Gradle Android projects to Bazel

android bazel build gradle java kotlin starlark

Last synced: 27 Oct 2025

https://github.com/kuroppoi/brainwine

A portable private server for Deepworld.

deepworld java private-server server-emulator

Last synced: 17 Jan 2026

https://github.com/SourceLabOrg/kafka-connect-client

A kafka-connect REST api client for java

java kafka kafka-connect rest-client

Last synced: 03 May 2025

https://github.com/jenkinsci/webhook-step-plugin

Jenkins Pipeline plugin for blocking a pipeline until an external system calls a webhook.

java

Last synced: 09 Apr 2025

https://github.com/vatri/freelancer-platform

A quickstart Java Spring project for freelance websites development.

bootstrap hibernate hibernate-orm java javaspring mysql spring spring-boot springframework thymeleaf

Last synced: 11 Apr 2025

https://github.com/helpermethod/zip-forge

A tiny, formatter-friendly Java DSL for creating ZIP files.

dsl groovy java java-8 kotlin zipfile

Last synced: 13 Jun 2025

https://github.com/omerio/graphviz-server

Java based GraphViz HTTP Server

dot-binaries dot-graph graphviz graphviz-server java

Last synced: 11 Jan 2026

https://github.com/5zhu/ssm

Java企业级电商项目

guava java java-8 mall ssm

Last synced: 03 May 2025

https://github.com/threadnew/ssm_project

这个一个SSM+shiro+maven+bootstrap的项目实战,经典的图书管理系统。

bootstrap java mybatis mysql shiro spring springmvc ssm-maven

Last synced: 29 Oct 2025

https://github.com/terryhuanghd/useragency-android

UserAgency is an Android User-Agent generator library written in Java/Kotlin. Provides story-oriented usage, and comprehensive way to mock real life data.

android chrome edge firefox ie java safari user-agent

Last synced: 13 Apr 2025

https://github.com/ukanth/micopacks

Manage Icon packs with Tasker Plugin

android iconpacks java tasker

Last synced: 13 Apr 2025

https://github.com/anitaa1990/rxandroid-sample

A list of concise write ups on the implementation of RxJava in Android

android android-development java rxandroid rxjava2 rxjavasamples

Last synced: 24 Jul 2025

https://github.com/nullishamy/kate

A JVM written in Rust.

java jvm rust

Last synced: 16 Jun 2025

https://github.com/martinpaljak/YAFU

YAFU - Yet Another FIDO Utility. FIDO2 toolbox in Java for USB/NFC devices.

ctap2 fido2 fido2-authenticator hid java nfc u2f webauthn

Last synced: 12 Aug 2025

https://github.com/lkmc2/awesomevideo

基于Spring Boot的《倾心短视频》小程序的后端API服务

java mybatis mybatis-generator mysql redis spring-boot swagger2

Last synced: 08 Mar 2026

https://github.com/ktrader-tech/jctp

CTP 的 Java 封装

ctp futures java linux maven-central quant swig

Last synced: 14 Jan 2026

https://github.com/stooke/macos-build-openjdk8u

How to compile JDK 8u with Xcode 9, 10, 11 or 12 on macOS. Also with Shenandoah and JavaFX

java jdk jdk8 macos maxosx openjdk openjdk8 osx xcode xcode10 xcode11 xcode12

Last synced: 14 Jun 2025

https://github.com/sourcesense/joyce

Joyce is a highly scalable event-driven Cloud Native Data Hub.

api graphql java json json-schema kafka mongodb rest-api schema swagger

Last synced: 14 Apr 2025

https://github.com/amin2312/acsv

ACsv is a easy, multi-platform and powerful csv parsing library, includes: js, ts, haxe, php, java, python, c#, go

c-sharp cross-platform csv csv-parser go golang haxe java javscript php python python27 python3 tiny typescript

Last synced: 09 Apr 2025

https://github.com/lostsky3000/dfactor

A lightweight server framework in java,一个用java编写的多核服务端开发框架

actor cluster erlang game java mmorpg rpc server ssl websocket

Last synced: 25 Oct 2025

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

Java wrapper for ArrayFire

arrayfire gpgpu gpu hpc java java-wrapper

Last synced: 17 Dec 2025

https://github.com/leonardosnt/java-class-tools

Read and write java class files in Node.js or in the browser.

assembler browser class disassembler java javascript node parser reader writer

Last synced: 30 Oct 2025

https://github.com/ketola/jlibra

A Java library for building applications on Diem (previously known as Libra)

cryptocurrencies diem hacktoberfest java libra

Last synced: 11 May 2025

https://github.com/atleon/atleon

Lightweight infinite reactive stream processing framework

java kafka rabbitmq reactive-streams reactor sns sns-client sqs sqs-client

Last synced: 18 Apr 2026

https://github.com/rieckpil/getting-started-with-microprofile

:orange_book: Everything you need to know about MicroProfile

eclipse-microprofile java maven microprofile open-liberty

Last synced: 03 Mar 2026

https://github.com/strykeforce/thirdcoast

Third Coast swerve drive and telemetry API for FRC robots

frc java swerve-drive

Last synced: 14 Mar 2026

https://github.com/apache/cordova-plugin-compat

[DEPRECATED] Apache Cordova Plugin Compatibility

cordova cplusplus csharp java javascript library mobile nodejs objective-c

Last synced: 08 Oct 2025

https://github.com/woowacourse-teams/2022-levellog

레벨 인터뷰의 모든 것, 레벨로그

java jpa react react-query spring-boot spring-rest-docs typescript

Last synced: 14 Oct 2025

https://github.com/codota/tabnine-atom

:atom: Atom client for Tabnine - Code Faster with the All-Language AI Assistant for Code Completion, autocomplete JavaScript, Python, TypeScript, PHP, Go, Java, node.js, Ruby, C/C++, HTML/CSS, C#, Rust, SQL, Bash, Kotlin, React, Swift, Scala, Sass, Perl, Objective C, Node JS, Matlab, Haskell, Dart, Angular. https://atom.io/packages/tabnine

artificial-intelligence atom atom-package autocomplete bash c cpp golang gpt-2 java javascript lua php python ruby rust swift typescript

Last synced: 10 Jun 2026

https://github.com/quackster/libreshockwave

An open-source SDK, decompiler and web player for Adobe/Macromedia Shockwave

adobe director dissassembler java macromedia reverse-engineering shockwave

Last synced: 25 May 2026

https://github.com/apache/hbase-native-client

Apache HBase Native Client

database hbase java

Last synced: 10 Apr 2025

https://github.com/babylonhealth/lit-fhir

Opinionated library for easily constructuring FHIR (http://hl7.org/fhir) resources in Scala and Java.

codegen fhir fhir-client healthcare java scala

Last synced: 15 Apr 2025

https://github.com/google/escapevelocity

A subset reimplementation of Apache Velocity with a much simpler API.

apache-velocity java template template-engine template-evaluation template-language velocity

Last synced: 14 May 2025

https://github.com/dhatim/dropwizard-jwt-cookie-authentication

Dropwizard bundle managing authentication through JWT cookies

cookie dropwizard java jwt module

Last synced: 12 Jan 2026

https://github.com/noear/liquor

Java dynamic compiler (jar in jar compatible), Java expression engine, Java script engine. Dynamic Compilation as a Service! (Supports JSR223)

dynamic-compilation java

Last synced: 14 Apr 2025

https://github.com/zmievsa/autograder

Automatic assignment grading for instructor use in programming courses

c cpp education grading grading-system java python testcases utility

Last synced: 30 Mar 2025

https://github.com/leewyatt/fxgl_tank

Game 90 tank; Powered by FXGL game engine

fxgl game java javafx tank

Last synced: 27 Jul 2025

https://github.com/grunka/fortuna

An implementation of the Fortuna RNG

fortuna java prng random rng

Last synced: 14 May 2025

https://github.com/pnowy/nativecriteria

Ultra lightweight lib to generate dynamic SQL based on hibernate session

dynamic-sql hibernate java jpa native-criteria sql

Last synced: 27 Jun 2025

https://github.com/idouble/cat-face-detector-with-opencv-and-javafx

📹 A Small OpenCV (Open Source Computer Vision) Example, who has the ability to detect multiple cat faces at the same time 🐱

camera cat cat-face-detector cats detected-cat-faces eclipse face face-detection image-processing java javafx opencv picture workspace

Last synced: 30 Apr 2025

https://github.com/yegor256/threecopies

Hosted Server Backup Service

backup eolang java mysql web-service

Last synced: 07 Sep 2025

https://github.com/kieler/klighd

KIELER Lightweight Diagams

java node-link-diagrams svg visualization

Last synced: 07 May 2025

https://github.com/wenbochang888/seckill

Java高并发秒杀系统,基于SSM + redis实现

high-concurrency java redis seckill ssm

Last synced: 05 May 2025

https://github.com/dataanon/data-anon

Data Anonymization implementation in Kotiln

anonymization blacklist dsl java kotlin kotlin-anonymization whitelist

Last synced: 02 Aug 2025