Quasar is a JVM library that provides true lightweight threads, CSP channels and actors.

Accelerate developer productivity. Gradle helps teams build, automate and deliver better software, faster.

Java Text User Interface

Solve any constraint optimization problem easily, including the Vehicle Routing Problem, Employee Rostering, Maintenance Scheduling and many others.

The Apache Parquet Website

Debezium is an open source distributed platform for change data capture. Start it up, point it at your databases, and your apps can start responding to all of the inserts, updates, and deletes that other apps commit to your databases. Debezium is durable and fast, so your apps can respond quickly and never miss an event, even when things go wrong.

Trino is a high performance, distributed SQL query engine for big data.

jOOQ, a fluent API for typesafe SQL query construction and execution.

The Eclipse Foundation provides our global community of individuals and organisations with a mature, scalable, and business-friendly environment for open source …

The Eclipse Foundation - home to a global community, the Eclipse IDE, Jakarta EE and over 415 open source projects, including runtimes, tools and frameworks.

A tool for detect and categorize nonconformances in Contract-Based Programs What is JmlOk2? JmlOk2 is a tool that detects nonconformances between Java code and JML specification through the feedback-directed random tests generation. Also, JmlOk2 is a tool that suggests likely causes for

LITIENGINE is the pure 2D Java Game Engine and it's entirely free. 2D Sound ✓ 2D Physics ✓ 2D Render Engine ✓ Start Now and build your video game ►

IntelliJ IDEA is undoubtedly the top-choice IDE for software developers. It makes Java and Kotlin development a more productive and enjoyable experience.

Learn about Visual Studio Code editor features (code completion, debugging, snippets, linting) for Java.

Drag & Drop,Rapid Application Development. Download Now   Integrated Scene Builder works with the JavaFX ecosystem – official controls, community projects, and Gluon offerings including Gluon Mobile, Gluon Desktop, and Gluon CloudLink.   Simple Drag & Drop user interface design allows for rapid iteration. Separation of design and logic files allows for team members to quickly and […]

jQAssistant has 5 repositories available. Follow their code on GitHub.

The ImageJ wiki is a community-edited knowledge base on topics relating to ImageJ, a public domain program for processing and analyzing scientific images, and its ecosystem of derivatives and variants, including ImageJ2, Fiji, and others.

This document defines the iCalendar data format for representing and exchanging calendaring and scheduling information such as events, to-dos, journal entries, and free/busy information, independent of any particular calendar service or protocol. [STANDARDS-TRACK]

With over 30 years of expertise in the area of transaction processing, Narayana is the premier open source transaction manager. It has been used extensively within industry and to drive standards including the OMG and Web Services.

The Eclipse Foundation - home to a global community, the Eclipse IDE, Jakarta EE and over 415 open source projects, including runtimes, tools and frameworks.

Distributed transactions without application server, outside of the container - for Java and REST...

Tribuo is a Java ML library for multi-class classification, regression, clustering, anomaly detection and multi-label classification.

Power insights and outcomes with The Elastic Search AI Platform. See into your data and find answers that matter with enterprise solutions designed to help you accelerate time to insight. Try Elastic ...

Download Kibana or the complete Elastic Stack for free and start visualizing, analyzing, and exploring your data with Elastic in minutes....

Apache Kafka: A Distributed Streaming Platform.

Quarkus: Supersonic Subatomic Java

Logstash (part of the Elastic Stack) integrates data from any source, in any format with this flexible, open source collection, parsing, and enrichment pipeline. Download for free....

OACC is a fully featured open-source Java API to both enforce and manage your application's authentication and authorization needs.

Create iOS Apps in Java Port your existing Android App, or build a native Cross-Platform App from scratch.

The Red Hat build of OpenJDK is an open source implementation of the Java Platform, Standard Edition (Java SE).

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

The Micronaut® framework is a modern, open source, JVM-based, full-stack toolkit for building modular, easily testable microservices and serverless applications.

Java program for data analysis, statistics and visualization

Model Driven Json API and GraphQL Web Services for Java

Idiomatic persistence for Java and relational databases.

MobileUI Framework for cross-platform app development with Kotlin and Java.

Encrypt Dropbox, Google Drive, and any other cloud. Cryptomator is free and open source.

GraphStream, java library, API, Graph Visualisation, Graph Layout

Heroku is a platform as a service (PaaS) that enables developers to build, run, and operate applications entirely in the cloud.

ActiveJ RPC is a lightning-fast binary protocol for high-load microservices architecture

An open-source, self-hosted, fine-grained access control service for Cloud Native applications

Red Hat® OpenShift® is a comprehensive application platform to build, modernize, and deploy applications, including AI-enabled apps, at scale.

Jmix is a general-purpose high productivity software development platform for building line-of-business applications powered by a professional development environment IntelliJ IDEA and focused on implementing advanced business logic compared to Low Code and BPM platforms.

The Eclipse Deeplearning4j Project. Eclipse Deeplearning4j has 4 repositories available. Follow their code on GitHub.

Open-source cross-platform mobile app development framework to build native iOS, Android, Desktop & Web apps with a single Java or Kotlin codebase.

Apache Pulsar is an open-source, distributed messaging and streaming platform built for the cloud.

The School’s goals and methods are strikingly different from many short-term computer courses. Teaching programming is not reduced to listing and mindlessly memorizing language statements, which eventually the student does not know how to apply to the solution of a particular problem.

Graylog is a leading centralized log management solution for capturing, storing, and enabling real-time analysis of terabytes of machine data.

Meet your business challenges head on with cloud computing services from Google, including data management, hybrid & multi-cloud, and AI & ML.

MockServer enables easy mocking of any system you integrate with via HTTP or HTTPS. It also proxies, allowing introspection and modification of proxied traffic, with all proxy protocols (i.e. port forwarding, HTTP, HTTPS, SOCKS4, SOCKS5, etc).

Javalin - A lightweight Java and Kotlin web framework. Create REST APIs in Java or Kotlin easily.

ActiveJ is an alternative Java platform built from the ground up for web, high load, and cloud programming as a replacement for Spring, Quarkus, Vert.x and other sub-optimal solutions

The Eclipse Foundation - home to a global community, the Eclipse IDE, Jakarta EE and over 415 open source projects, including runtimes, tools and frameworks.

Your go-to Java Toolbox. A curated list of awesome Java frameworks, libraries and software. 1050 projects organized into 134 categories.

Ultimate UI Framework

What will you learn from this book? Head First Java is a complete learning experience in Java and object-oriented programming. With this book, you'll learn the Java language with a … - Selection from Head First Java, 3rd Edition [Book]

WireMock is a tool for building mock APIs. API mocking enables you build stable, predictable development environments when the APIs you depend on are unreliable or don’t exist.

Oracle 23ai still doesn't support the standard SQL FILTER clause on aggregate functions, which can prove to be tricky to emulate on JSON aggregate functions

Gatling is a load testing tool for web applications designed for DevOps and Continuous Integration. Try Gatling now!

foojay is a place for friends of OpenJDK, a one stop shop for all things Java. Learn More.

Vaadin is a full-stack platform for building responsive, modern web applications in Java with a library of UI components and powerful development tools.

Stack Overflow | The World’s Largest Online Community for Developers

Understanding Java from the JVM up gives you a solid foundation to grow your expertise and take on advanced techniques for performance, concurrency, containerization, and more.</b><br/><br/> In The Well-Grounded Java Developer, Second Edition</i> you will learn: The new Java module system and why you should use it</li> Bytecode for the JVM, including operations and classloading</li> Performance tuning the JVM</li> Working with Java’s built-in concurrency and expanded options</li> Programming in Kotlin and Clojure on the JVM</li> Maximizing the benefits from your build/CI tooling with Maven and Gradle</li> Running the JVM in containers</li> Planning for future JVM releases</li> </ul> The Well-Grounded Java Developer, Second Edition</i> introduces both the modern innovations and timeless fundamentals you need to know to become a Java master. Authors Ben Evans, Martijn Verburg, and Jason Clark distill their decades of experience as Java Champions, veteran developers, and key contributors to the Java ecosystem into this clear and practical guide. You’ll discover how Java works under the hood and learn design secrets from Java’s long history. Each concept is illustrated with hands-on examples, including a fully modularized application/library and creating your own multithreaded application.

Java lib for monitoring directories or individual files via java.nio.file.WatchService - vorburger/ch.vorburger.fswatch

In-depth, to-the-point tutorials on Java, Spring, Spring Boot, Security, and REST.

Programming, Web Development, and DevOps news, tutorials and tools for beginners to experts. Hundreds of free publications, over 1M members, totally free.

A place for friends of OpenJDK, foojay provides user-focused Java and OpenJDK technical info and dashboards with free data for everyday Java developers.

What is Oracle Forums? A place where you can connect, learn and explore. Whether you are a product manager, marketing manager, or general tech enthusiast, we welcome you. In Oracle Forums, you can cre...

Use AI to enhance software delivery with automated SLO tracking and change impact analysis for better reliability.