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Epub Validator v. 4.2.6

Upload your .epub file for validation according to epubcheck version 4.2.6.

Drag and drop your .epub in the space below.

Once the file is 100% uploaded, it will take a moment to process, so please be patient.

All files are removed from the server immediately after validation.

This is a free service provided by Triomarketers.com.

This free service may be used by anyone without registration.

No data from this epub validator is kept or used for marketing purposes.