Jun 3, 2025 · BlueJ. A free Java Development Environment designed for beginners, used by millions worldwide. Find out more... "One of my favourite IDEs out there is BlueJ" — James …

Projects checked out or shared using BlueJ version 3.1.6 used the version 1.7 working copy format and will not work properly (in any version of BlueJ) due to SVNKit bugs; BlueJ version …

These are the instructions for the generic BlueJ installer (the installer "for other operating systems"). This installer can be used on most Unix-like operating systems as well as Mac OS …

One of the fundamental characteristics of BlueJ is that you cannot only execute a complete application, but you can also directly interact with single objects of any class and execute their …

BlueJ is a development environment that allows you to develop Java programs quickly and easily. Its main features are that it is: Simple BlueJ has a deliberately smaller and simpler interface …

Video Tutorials — provide helpful instruction on the basics of using BlueJ. The BlueJ Tutorial (4.0, English PDF) — older versions are available in various other languages.

BlueJ 4.2.0 and later requires a 64-bit version of Debian, and depends on packages currently only available in buster (which will become Debian 10 once it is considered stable). The easiest …

BlueJ is itself a Java application, and creates another instance of a Java Virtual Machine (in which the user code written in BlueJ is executed). BlueJ launches these two applications: …

A Practical Introduction using BlueJ. Chapter sequence. Chapter 1 Objects and Classes Chapter 2 Understanding Class Definitions Chapter 3 Object Interaction Chapter 4 Grouping Objects …

BlueJ is distributed in five different formats: one installable package for Windows systems, one “standalone” (installation free) package for Windows, one for MacOS, one for Debian-based …