Java Libraries and Tools

JDownloader is a download manager, written in Java, which allows automatic download of groups of files from one-click hosting sites. JDownloader supports the use of premium accounts. Some parts, but not all, of JDownloader are open-source.

Matrix defines a set of open APIs for decentralised communication, suitable for securely publishing, persisting and subscribing to data over a global open federation of servers with no single point of control.

A versatile, open-source database tool for developers and administrators supporting multiple databases via JDBC drivers with extensive plugins.

Free Java-based interior design tool for drawing house plans, arranging furniture, and viewing results in 3D with open-source flexibility.

Freeplane is a powerful and free software for building mind maps. It is a redesigned version of the well known FreeMind , and is created by one of FreeMind's key developers.

Open-source, cross-platform network scanner for fast, simple IP and port scanning. Lightweight with no installation needed, extensible via plugins.

Keybase is a new and free security app for mobile phones and computers. For the geeks among us: it's open source and powered by public-key cryptography.

muCommander is a lightweight, cross-platform file manager with a dual-pane interface. It runs on any operating system with Java support (Mac OS X, Windows, Linux, *BSD, Solaris...).

Fully featured terminal based on JediTerm.

The place to collaborate on an open-source implementation of the Java Platform, Standard Edition, and related projects.

Customizable database app that works on Windows, Mac, Linux, Android, and iOS. Create databases without coding, sync across devices.

Selenium is a suite of tools specifically for testing web applications. It provides a playback tool for authoring functional tests across most modern web browsers, without the need to learn a test scripting language (Selenium IDE).

Peergos is a secure and private online space where you can store, share and view your photos, videos, music and documents.

The Zed Attack Proxy (ZAP) is an easy to use integrated penetration testing tool for finding vulnerabilities in web applications.

JUnit is a unit testing framework for the Java programming language. JUnit has been important in the development of test-driven development, and is one of a family of unit testing frameworks collectively known as xUnit that originated with SUnit.

• Create and manage your own files in separate workspaces with saving in your local storage, which means you have full control of your knowledge compared to cloud solutions.

Yawcam stands for Yet Another Webcam software & that's exactly what it is. More precisely Yawcam is a webcam software for windows written in Java. The main ideas for Yawcam are to keep it simple and easy to use, but to include all the usual features.

Repeat is a full-fledged, Java mouse/keyboard record/replay and automation hotkeys/macros creation using modern programming languages, and more advanced automation features. Working across three major OSes: Windows, OSX, and Linux.

Geyser is a bridge between Minecraft: Bedrock Edition and Minecraft: Java Edition which allows you to join Minecraft Java servers with Bedrock Edition servers to enable true cross-platform.

Socket.IO aims to make real-time apps possible in every browser and mobile device, blurring the differences between the different transport mechanisms.

Travis CI is a leading provider of continuous integration and delivery services and empowers software development teams to test and deploy their applications with confidence. Teams can easily sync their cloud platform projects with Travis CI to begin testing code in minutes.

Wise Mapping is the web mind mapping tool that leverages the power of Mind Maps HTML5 and SVG. Users will be able to create and read their mind maps from everywhere whenever its needed. Once you have your mind map created the features that distinguish WiseMapping appears: Embed...

Gradle is a build tool with a focus on build automation and support for multi-language development. If you are building, testing, publishing, and deploying software on any platform, Gradle offers a flexible model that can support the entire development lifecycle from compiling...

Fabric is a lightweight, experimental modding toolchain for Minecraft.

The RipMe App is a program to automatically download complete image albums online, from an ever-growing list of sites, including Imgur, Twitter, Reddit, Instagram, and more, including numerous adult image hosts.