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ClosedXML / ClosedXML

ClosedXML is a .NET library for reading, manipulating and writing Excel 2007+ (.xlsx, .xlsm) files. It aims to provide an intuitive and user-friendly interface to dealing with the underlying OpenXML API.

Repository stars
5,752All-time #10,340
Fork
936
Last push
updated 15 days ago
Repository created
since 2016
Frameworks & SDKsGeneralC#MIT · Permissive
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About

Summarised by AI from the README; the original prevails

Author description: ClosedXML is a .NET library for reading, manipulating and writing Excel 2007+ (.xlsx, .xlsm) files. It aims to provide an intuitive and user-friendly interface to dealing with the underlying OpenXML API.

Basic listing based on official public information; functionality has not been independently evaluated.

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  • No pushes for over 6 months (last 2026-10-21); check whether it is maintained.
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Star trend

Includes values estimated from GitHub history
5,7215,7365,75010-0710-1210-1710-2210-2711-0111-05
Raw observations · 2
Historical observations
Measured atRepository starsSource
2026-11-06 09:54 UTC5,752Source
2026-11-03 08:30 UTC5,750Source

First collected 2026-11-03Measured at 2026-11-06 09:54 UTCSourceLicense source

Compiled from public project information; not independently tested. · Repository stars, not unique users or individual-skill installs · License tiers are derived from metadata. Check obligations for your use; unknown does not mean prohibited.