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Esteban Hernandez
Esteban Hernandez

Orange3: Download the Latest Version for Windows, macOS, or Linux

How to Download Orange3: A Data Mining and Machine Learning Software

If you are looking for a powerful and user-friendly software for data mining, machine learning, and data visualization, you might want to check out Orange3. Orange3 is an open-source, cross-platform software that allows you to build data analysis workflows visually, with a large, diverse toolbox. In this article, we will show you how to download and install Orange3 on different platforms, and how to get started with its features and functionalities.

What is Orange3 and Why You Should Use It

Orange3 is a software package that was developed by the University of Ljubljana in Slovenia. It is based on Python and uses common libraries for scientific computing, such as numpy, scipy, and scikit-learn. Orange3 has a graphical user interface (GUI) that operates within the Qt framework, which makes it easy to use for beginners and experts alike.

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Orange3 Features and Benefits

Some of the main features and benefits of Orange3 are:

  • It supports various data types, such as tabular, text, image, network, and bioinformatics data.

  • It offers a wide range of data visualization, exploration, preprocessing, and modeling techniques.

  • It enables interactive data analysis and exploration with clever data visualization.

  • It allows you to create workflows by dragging and dropping widgets on the canvas.

  • It can be extended with add-ons for additional features, such as text mining, image analytics, bioinformatics, etc.

  • It can be used as a Python library for data manipulation and widget alteration.

  • It is free, open-source, and cross-platform.

Orange3 Alternatives and Comparisons

There are many other software packages that offer similar functionalities as Orange3, such as KNIME, RapidMiner, WEKA, Xcos, etc. However, each software has its own strengths and weaknesses, depending on your needs and preferences. Here are some of the factors that you might want to consider when choosing a software for data mining and machine learning:


Orange3- Easy to use GUI- Extensible with add-ons- Supports various data types- Based on Python- Limited documentation- Not very scalable- Some widgets are buggy

KNIME- Powerful workflow editor- Supports many data sources- Integrates with R and Python- Has a large community- Steep learning curve- Requires installation of many extensions- GUI can be slow

RapidMiner- Comprehensive data mining platform- Supports cloud deployment- Has a marketplace for extensions- Offers professional support- Expensive for commercial use- Limited free version- Not very customizable

WEKA- Simple and lightweight- Has many machine learning algorithms- Supports Java programming- Has a good documentation- Lacks advanced data visualization- Does not support text or image data- Not very user-friendly

Xcos- Designed for hybrid dynamical systems modeling- Supports simulation and code generation- Integrates with Scilab- Has a rich library of blocks- , you can add a data output widget, such as Save Data or Report, which will save or display your results.

For example, if you want to create a workflow that will load a dataset of iris flowers, cluster them into three groups, and visualize the clusters, you can use the following widgets:

  • File, to load the iris dataset from a CSV file.

  • K-Means, to cluster the data into three groups based on their features.

  • Scatter Plot, to visualize the clusters and their centroids on a two-dimensional plane.

You can connect these widgets as shown in the figure below:

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How to Visualize and Analyze Data with Orange

One of the main advantages of Orange is that it allows you to visualize and analyze your data interactively. You can use various widgets to explore your data, such as Data Table, Box Plot, Distributions, Mosaic Display, etc. You can also use widgets to perform various statistical tests, such as ANOVA, Correlations, Hypothesis Testing, etc. You can also use widgets to apply various machine learning techniques, such as Classification Tree, Logistic Regression, Neural Network, etc.

When you use a widget to visualize or analyze your data, you can adjust its properties and parameters in the widget properties panel. You can also select or highlight data points or subsets in one widget and see how they are reflected in other widgets. This way, you can gain insights into your data and discover patterns or relationships that might not be obvious otherwise.

Conclusion and FAQs


In this article, we have shown you how to download and install Orange3 on different platforms, and how to get started with its features and functionalities. Orange3 is a powerful and user-friendly software for data mining, machine learning, and data visualization. It allows you to create workflows by dragging and dropping widgets on the canvas, and to interact with your data visually and analytically. We hope that this article has helped you to learn more about Orange3 and how to use it for your data analysis projects.


Here are some of the frequently asked questions about Orange3:

  • What are the system requirements for Orange3?Orange3 requires Python 3.6 or higher, PyQt 5.12 or higher, and Qt 5.12 or higher. It also requires some additional Python packages that are listed on its website. You can check your system specifications and compatibility before installing Orange3.

  • How can I update Orange3?You can update Orange3 by using the same method that you used to install it. For example, if you used the installer, you can download the latest version from the website and run it. If you used pip, you can type pip install --upgrade orange3 in a terminal. If you used Anaconda or Homebrew, you can use their respective commands to update Orange3.

  • How can I get help or support for Orange3?You can get help or support for Orange3 by visiting its website, where you can find documentation, tutorials, videos, blogs, forums, etc. You can also join its Discord server or mailing list to chat with other users and developers. You can also report bugs or request features on its GitHub page.

  • How can I contribute to Orange3?You can contribute to Orange3 by developing new widgets or add-ons, fixing bugs or improving code quality, writing documentation or tutorials, creating examples or datasets, translating the interface or documentation into other languages, etc. You can find more information on how to contribute on its website.

  • How can I cite Orange3?If you use Orange3 for your research or publication, you can cite it as follows:Demsar J., Curk T., Erjavec A., Gorup C., Hocevar T., Milutinovic M., Mozina M., Polajnar M., Toplak M., Staric A., Stajdohar M., Umek L., Zagar L., Zbontar J., Zitnik M., Zupan B. (2013) Orange: Data Mining Toolbox in Python. Journal of Machine Learning Research 14(Aug): 2349-2353.


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