Convert XLSX to CSV online

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Input file

Our API accepts one or multiple .XLSX files as input. This file extension belongs to Microsoft Excel.

Max file size for web uploads: 50 GB
Register to upload big files via Amazon S3.

Output file

The API will return a ZIP archive of .CSV files, one for each worksheet in the uploaded .XLSX files. The CSV files comply with our CSV specification.

Conversion methods

Using our Java tool

Download the RebaseData client Java tool . To convert your database using RebaseData, run the following command: 

                    java -jar client-0.0.5.jar convert --output-format=csv file.xlsx output-dir/
Using CURL

Replace file.xlsx with the path to the .XLSX file you want to convert.
The file output.zip will contain a CSV file, one for each worksheet in the uploaded .XLSX files. If something went wrong, output.zip contains the error message. 

curl -F files[]=@file.xlsx 'https://www.rebasedata.com/api/v1/convert?outputFormat=csv&errorResponse=zip' -o output.zip

How long does it take?

The conversion process takes between 15 seconds and multiple minutes. It depends on the size of the database.

You can also use your favourite tool

Why use RebaseData?

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