ARFF CSV
File conversion

Convert ARFF to CSV

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Is it possible to convert ARFF to CSV?
Yes - ARFF converts to CSV.

ARFF → CSV is straightforward: the @data section is already comma-separated. Strip the header (everything before and including @data line). In Weka: Explorer > Preprocess > Open ARFF > Save As > CSV. Python: use scipy.io.arff.loadarff() then pandas DataFrame.to_csv(). Nominal type metadata is lost (CSV has no typing).

1 programs
Also to CSV: DTA · HVE · XFDF

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Last verified Nov 2026

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How to convert ARFF to CSV

Converting a .ARFF file to .CSV lets you open the content in software that prefers the .CSV format, though some details may change compared with the original. The programs listed below open .ARFF files and can save or export them to .CSV (or a closely related format). One of them is Weka: Weka (Waikato Environment for Knowledge Analysis) is an open-source collection of machine learning algorithms and data preprocessing tools developed at the….

A full step-by-step guide for this conversion is on the way; the information above is drawn straight from our database.

Programs that convert ARFF

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