calamine

Pure Rust reader for Excel and OpenDocument spreadsheet files, also used by Python's python-calamine and pandas.

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Python Excel library.

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Category	Spreadsheet APIs
Authentication	No auth
Pricing	Free
Source	Open Source
Website	https://github.com/tafia/calamine
Docs	https://docs.rs/calamine
Last checked	2026-10-14
As JSON	/api/v1/directory/calamine.json