Orange
Orange is an open-source visual data mining and machine learning application for building analysis workflows on macOS without coding.
What is Orange?
Orange is an open-source desktop application for data mining, machine learning, and interactive data visualization. It is developed by the Bioinformatics Laboratory at the Faculty of Computer and Information Science, University of Ljubljana, together with the open-source community. On macOS, users typically install it as Orange.app and use its visual canvas to assemble workflows from widgets for data import, preprocessing, visualization, modeling, and evaluation. The software is designed for teaching, research, and exploratory analysis, especially when users want to work with data through a graphical interface instead of writing code first. Orange also supports add-ons for specialized areas such as text mining, network analysis, and fairness-related workflows. Users may encounter it in academic, research, classroom, and data science environments, or as a bundled macOS app associated with the bundle ID si.biolab.orange.
Key features
- Build visual data analysis workflows by connecting widgets on a canvas
- Import datasets from common file formats and tabular sources
- Explore data with charts, heat maps, clustering views, and dimensionality reduction tools
- Train and evaluate machine learning models through a graphical interface
- Extend the application with add-ons for topics such as text mining and network analysis
- Use the software for teaching, research, and no-code exploratory analytics
Review app leftovers with diCleaner
Inspect caches, support files, containers, and login items before cleaning.
Safety overview
Status: Mostly safe
Orange is a legitimate academic and open-source data analysis application. Its main risk is ordinary user data exposure within datasets you choose to open, process, or export, rather than hidden system-level behavior.
Recommendation: Keep Orange if you use it for data analysis, teaching, or machine learning workflows. Remove it if you no longer need the application and do not rely on its project files, add-ons, or saved settings.
Common paths
/Applications/Orange.app
Cache paths
~/Library/Caches/si.biolab.orange
Support paths
~/Library/Application Support/Orange
Preference paths
~/Library/Preferences/si.biolab.orange.plist
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