Accepts several media formats (JPEG, PNG, BMP, GIF, PDF, SVG).

Export the extracted data in JSON and CSVĮngauge Digitizer A screenshot Engauge DigitizerĮngauge Digitizer is open-source, non-commercial software.

Linear regression of the extracted points.

Besides extracting data, it offers linear regression features. Graphreader is a free online data extraction tool that supports only XY plots.

The software lags sometimes when handling larger images.

Supports XY graphs, bar graphs, polar plots, ternary diagrams, maps, and distance & area calculation.

The software is developed and maintained by a single-person software developer. It is free and available in both online and offline versions. Webplotdigitizer is a very popular data extraction tool developed. Webplotdigitizer Screenshot of Webplotdigitizer

Can handle big images and large data points.

Export to other formats (CSV, Excel, JSON, Python) and copy to clipboard.

Zoom panel to increase the accuracy of data points.Linear and non-linear scale (logarithmic, date, time, angular).Supports numerous graphs (XY, polar, horizontal bar, vertical bar, ternary, pie, distance calculation, maps, angle, area).Accepts multiple image file formats that include PNG, JPG, JPEG, GIF, TIFF, BMP, SVG, and many more.It comes in a free online version and a licensed offline version.

is a professional tool that reads and extracts data from your graph images. To reduce the efforts of engineers, scientists, and researchers, here are some of the best data extraction tools listed according to rank. And extracting these data from these published media is a very challenging, time-consuming task. It is often data we require is available in images, graphs, plots, and other published formats.

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