DocumentFormat.OpenXml: Releases, patches & end-of-life
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Lifecycle guide for DocumentFormat.OpenXml from Microsoft

All releases, patches, maintenance and support periods at a glance

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📅 Last update on 2026-03-07

What is DocumentFormat.OpenXml?

Automate product release and end-of-life managementThe Open XML SDK provides tools for working with Office Word, Excel, and PowerPoint documents. It supports scenarios such as: - High-performance generation of word-processing documents, spreadsheets, and presentations. - Populating content in Word files from an XML data source. - Splitting up (shredding) a Word or PowerPoint file into multiple files, and combining multiple Word/PowerPoint files into a single file. - Extraction of data from Excel documents. - Searching and replacing content in Word/PowerPoint using regular expressions. - Updating cached data and embedded spreadsheets for charts in Word/PowerPoint. - Document modification, such as removing tracked revisions or removing unacceptable content from documents.
 

The entire lifecycle of DocumentFormat.OpenXml

The following figure shows you the visualised product life cycle of DocumentFormat.OpenXml. You can see all releases with the latest patch version, the long-term support characteristics (orange flag in the green circle, the periods for version provision, maintenance and support.
DocumentFormat.OpenXml (Microsoft) release, version and end-of-life information
XDocumentFormat.OpenXml (Microsoft) release, version and end-of-life information
Figure: Release, patch and end-of-life cycle of product DocumentFormat.OpenXml (Microsoft)
 

Facts and figures about DocumentFormat.OpenXml

Product
DocumentFormat.OpenXml
Vendor
Microsoft
Latest version
3.4.1
Number of releases
3
Number of versions
43
Number of unstable versions
8
Number of versions affected by CVE
0
Licence
MIT
 
 

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Lukas Böttcher
Lukas Böttcher
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