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/jhg023/pbbl

A thread-safe ByteBuffer pool that allows for the automatic reuse of ByteBuffers, which can be over 30x faster than having to allocate a new ByteBuffer when needed.

byte bytebuffer bytes java java-11 pool pooling

Last synced: 10 Apr 2025

https://github.com/wanghongfei/mini-jvm

Go语言实现的JVM,实现了类的加载、解析,字节码解释执行,学习JVM使用

golang java jvm

Last synced: 28 Apr 2025

https://github.com/lesfurets/doov

dOOv, a fluent API for type-safe domain model validation

dsl fluent-api java validation

Last synced: 07 Oct 2025

https://github.com/bluejekyll/wasmtime-java

Wasmtime bindings for Java

java wasm wasmtime

Last synced: 22 Mar 2025

https://github.com/bowbahdoe/json

A Java JSON Library intended to be easy to learn and simple to teach

education java json modern

Last synced: 06 Nov 2025

https://github.com/q60/rot13

This is a collection of ROT13 encoding programms written in different languages. Just for fun.

algorithms bash brainfuck c challenge challenge-project challenges challenging-algorithms cmake cplusplus csharp encoding-programms esoteric-language factor gleam java languages rust

Last synced: 12 Sep 2025

https://github.com/friatech/lilo

Lilo is a super-fast, easy-to-use, configurable GraphQL stitching library

graphql graphql-java graphql-stitching java stitching

Last synced: 11 May 2025

https://github.com/sangupta/gather

Run SQL queries on Java objects in a collection

dynamic-queries hoc-queries in-memory java java-collections sql sql-query

Last synced: 12 Sep 2025

https://github.com/woowacourse-teams/2021-cvi

💉 코로나19 백신 접종 후기 공유 플랫폼

java javascript react spring-boot

Last synced: 13 Apr 2025

https://github.com/amitjoy/osgifx

An easy-to-use desktop application to manage OSGi frameworks remotely

bndtools console dependency-graph desktop e4 eclipse eclipse4 efxclipse gogo java java-8 javafx osgi rcp

Last synced: 17 Feb 2026

https://github.com/cronn/cucumber-junit5-example

Example setup for Cucumber and JUnit 5 with Gradle

cucumber gradle java junit5 template-project

Last synced: 07 May 2025

https://github.com/xincao9/jswitcher

Grayscale release, Service degradation

degradation grayscale java switcher

Last synced: 12 Aug 2025

https://github.com/houarizegai/quiz-app

Java Quiz - Desktop Application

game java javafx mysql quiz quiz-app quiz-game

Last synced: 12 Sep 2025

https://github.com/x4e/classfile-rs

JVM classfile parser and writer for Rust

bytecode classfile java jvm rust

Last synced: 30 Apr 2025

https://github.com/setlog/trivrost

A repurposable application-downloader and -launcher

desktop downloader hack java jre launcher linux macos updater webstart webstart-alternative windows

Last synced: 14 Jan 2026

https://github.com/vaticle/typedb-driver

TypeDB Drivers for Rust, Python, Java, Node.js, C, C++, and C#.

c cpp java nodejs python rust typedb typedb-client typedb-driver typeql

Last synced: 03 Apr 2025

https://github.com/gpakosz/unicodebominputstream

Doing things right, in the name of Sun / Oracle

bom inputstream java jdk unicode utf-8

Last synced: 10 Apr 2025

https://github.com/meefik/keystorebreaker

Password guessing to Java keystore

java keystore

Last synced: 10 Jul 2025

https://github.com/cptanalatriste/isula

A Java Framework for Ant Colony Optimization algorithms.

ant-colony-optimization java optimization travelling-salesman

Last synced: 05 May 2025

https://github.com/thriving-dev/java-library-template

🎨 Java library template • Gradle Kotlin DSL • GitHub Actions CI/CD to build, release & publish to Maven Central • Renovate • Trivy • Javadoc (Pages) • Issue & PR Templates

github-actions github-pages github-template github-templates gradle gradle-kotlin-dsl gradle-multi-project gradle-publish gradle-release java java-library javadoc library maven-central renovate repository-template template trivy trivy-scan

Last synced: 25 Apr 2025

https://github.com/michaelklishin/propertied

Tiny Clojure library for working with Java property lists (java.util.Properties)

clojure clojurewerkz java jvm library properties property-files

Last synced: 16 Mar 2025

https://github.com/elimu-ai/webapp

🖥 Web application for hosting Android applications and educational content

apk appstore cms edtech java learning oer platform rest-api spring

Last synced: 15 Feb 2026

https://github.com/jiangxy/react-java-goos

配合React通用后台的小工具,自动生成后端接口

database database-management java react spring spring-mvc

Last synced: 09 Oct 2025

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

Java client libraries for SignalFx (Deprecated)

codahale-metrics java metrics monitoring signalfx yammer-metrics

Last synced: 17 Dec 2025

https://github.com/loohp/interactivechat-discordsrv-addon

Add InteractiveChat functionalities to DiscordSRV as an addon

discord java minecraft papermc spigot-plugin spigotmc

Last synced: 24 Oct 2025

https://github.com/mihnita/java-color-loggers

Color console logging for log4j and jdk

color colorization java logging

Last synced: 16 Sep 2025

https://github.com/agrison/redux4j

Java implementation of redux with Vavr

java redux vavr

Last synced: 30 Jul 2025

https://github.com/jekkos/android-hce-desfire

A HCE software implementation of the NXP Desfire NFC protocol in an Android app (to be used with Cyanogenmod HCE patch)

desfire emulation hacking hce java nfc

Last synced: 17 Sep 2025

https://github.com/yihleego/banana

🍌 A FIGlet utility for Java that generates text banners, in a variety of typefaces, composed of letters made up of conglomerations of smaller ASCII characters.

ansi ascii-art banner figlet figlet-utility java smaller-ascii-characters

Last synced: 15 Jul 2025

https://github.com/robtimus/sftp-fs

An SFTP NIO.2 file system

filesystem java nio2 sftp

Last synced: 24 Jul 2025

https://github.com/timbokz/activevisualiser

🌀 Java music visualisation framework

java music music-visualizer visualiser

Last synced: 27 Mar 2025

https://github.com/mdxd44/ezprotector

Securing your server the easy way!

bukkit java maven minecraft papermc protection

Last synced: 09 Jul 2025

https://github.com/ka0un/discordleaderboards

Create Minecraft Leaderboards with PlaceholderAPI and Post it to Discord Via Webhooks or DiscordSRV

bukkit discord discordsrv free java leaderboard minecraft minecraft-discord minecraft-plugin paper placeholderapi spigot spigot-plugin webhook

Last synced: 08 Jul 2025

https://github.com/eloyzone/jalali-calendar

A java Library that converts Gregorian to Jalali (or Jalali to Gregorian)

converts-gregorian gregorian jalali jalali-calendar jalalidate java java-library

Last synced: 11 Jan 2026

https://github.com/vojtechruz/spring-web-cert-notes-4.2

Study notes for Pivotal Certified Spring Web Application Developer Certification - v 4.2

certification java spring

Last synced: 17 Jun 2025

https://github.com/miw-upm/betca-spring

BETCA (Spring). Back-end con Tecnologías de Código Abierto, versión Java-Spring

back-end java jpa maven miw mongodb spring upm webflux

Last synced: 14 Jul 2025

https://github.com/banana-j/bananaj

Java API wrapper for MailChimp API 3.0

api-wrapper java java-wrapper mailchimp

Last synced: 14 Jan 2026

https://github.com/Auties00/CobaltAnalyzer

Browser based tool built to decrypt any request sent or received by WhatsappWeb's WebClient for WhatsappWeb4j

decryption java java16 kotlin reverse-engineering whatsapp whatsapp-web whatsappweb

Last synced: 20 Aug 2025

https://github.com/ismailbarkani/gestion-d-une-bibliotheque

Dans le cadre d'un projet académique, réalisation d'une application desktop permettant la gestion de la bibliothèque de l'école national supérieur d'informatique et analyse des systèmes (ENSIAS)

css ensias java java-library javafx javafx-application javafx-library library-management

Last synced: 28 Jun 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/blackboxvision/datetimepicker-edittext

📅 A set of EditTexts with built-in support for Date and TimePicker's using Fragments

android calendar datetimepicker edittext java library timepicker

Last synced: 14 May 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/laurensk/logisim-macos

Logisim for macOS Catalina and newer

application-stub java logisim macos-app macos-catalina

Last synced: 19 Jun 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/komma/komma

KOMMA - RDF object mapper for Java

java modeling object-mapper object-mapping rdf sparql

Last synced: 01 Aug 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/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/jakesteam/vidsta

Easily implementable and customisable Android video player library

android java library video-player

Last synced: 14 Jun 2025

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/woowacourse-teams/2022-moragora

주제만 정해주세요, 출첵은 제가할게요! ✅

java javascript jpa react spring spring-boot typescript

Last synced: 13 Apr 2025

https://github.com/rcsb/colorbrewer

:rainbow: Create color blind friendly color palettes in Java

color-palette colorblind colorbrewer colorpicker java

Last synced: 11 Jan 2026

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/thedumbtechguy/folio

A Page based navigation framework for Android with a simplified lifecycle and easy transition animations.

android fragments java lifecycle navigation navigation-framework page

Last synced: 23 Jul 2025

https://github.com/wkgcass/jdkman

Manage multiple JDK instances.

command-line-tool java native-image

Last synced: 08 Mar 2026

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/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/learnlib/alex

Automata Learning EXperience (ALEX) - A free and open-source web application for testing and learning web applications via active automata learning

automata-learning automata-learning-algorithms java learnlib machine-learning selenium web-application

Last synced: 30 Apr 2025

https://github.com/apache/geronimo

Mirror of Apache Geronimo

geronimo http java javaee network-server web-framework

Last synced: 19 Oct 2025

https://github.com/resourcepool/training-java

A 2-month fulltime java training around an incremental project. Java / JSP / Servlet / Maven / JUnit / Mockito / Selenium / Spring / Hibernate / JPA / Hikari CP / Jackson / Spring MVC / Spring Security / Gatling

docker-container java spring-mvc spring-security training

Last synced: 24 Oct 2025

https://github.com/ai-forever/spring-ai-gigachat

Spring AI extension for GigaChat LLM

gigachat java kotlin spring-ai

Last synced: 01 Feb 2026

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

ASM powered by definitions/uses analysis

asm java

Last synced: 10 Feb 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/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/apache/groovy-website

Apache Groovy content to generate sites

groovy java library

Last synced: 05 Apr 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/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/ksoichiro/gradle-build-info-plugin

Gradle plugin to include build information such as Git commit ID to your JAR. It can be used to show Git commit information with Spring Boot Actuator.

gradle gradle-plugin java spring-boot

Last synced: 12 Apr 2025

https://github.com/activecampaign/postmark-java

Official Java client library for the Postmark HTTP API

email email-sender email-sending java java-library postmark sending

Last synced: 06 Jan 2026

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