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CClosedXML
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.
Popularity
Repository stars5,750126,854Highest
7-day net stars——
Fork93525,507Highest
30-day trendInsufficient historyInsufficient history
Maintenance
Last push2026-10-212026-11-02
Maintenance notesNot verifiedUnknown
Repository created2016-08-272015-01-09
License & use
LicenseMIT · PermissiveMIT · Permissive
PricingPricing not verifiedPricing not verified
Basics
Browse by purposeDeveloper toolsCross-platform apps · Mobile development
TypeFrameworks & SDKsFrameworks & SDKs
SubcategoryGeneralApplication frameworks
PlatformNot verifiedNot verified
Cost detailsCheck current official software, hosting, model and infrastructure pricing.Verify software, hosting, model and infrastructure costs against the current official documentation.
Pricing source——
First collected2026-11-032026-11-02
MetricRepository stars, not unique users or individual-skill installsRepository Stars, not unique users
LanguageC#C++
About this projectClosedXML 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.Framework for building native applications with React.
Measured at2026-11-03 08:30 UTC2026-11-02 19:21 UTC
License tiers are derived from metadata. Check obligations for your use; unknown does not mean prohibited. Ranked by repository stars, one position per repository. Stars and forks are not user counts.