by StatSim

Data analysis in the browser is a free, open-source web app for data exploration and analysis. All information is processed locally in the browser using your machine memory. The app loads and processes data as a text stream (piece by piece, line by line), so it's possible to work with large files without consuming much RAM.

Supported formats: CSV, JSON, XML
Data transform: Structure, Filter
Statistics: Mean, Median, Std, Variance, Min/Max etc.

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