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Open XML SDK by Microsoft

Results 244 Open-XML-SDK issues
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**Describe the bug** The feature extension and extension list ChartExtension and ChartExtensionList are not implemented. **Screenshots** If applicable, add screenshots to help explain your problem. **To Reproduce** Validate a file...

bug
breaking-change

#790 - add rowId and colId extensions to CT_TableRow and CT_TableCol

Description `authorsPart` attribute on `PresentationPart` should be `AuthorsPart` (capital A) Information .NET Target: any DocumentFormat.OpenXml Version: 2.15.0+ Expected `authorsPart` should have a capital A.

breaking-change

**Describe the bug** The generated classes in the `DocumentFormat.OpenXml.Linq` namespace (e.g., `W`) are missing certain `XName` fields that were still present in previous versions of the SDK (e.g., 2.19.0). For...

Dependabot upgraded `actions/upload-artifact` from v5 to v6 (released 2025-12-12). Analysis confirms the upgrade is correct and complete. ## Verification Results - **Node.js 24 requirement**: GitHub-hosted runners (ubuntu-latest, windows-latest, macos-latest) support...

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 5 to 6. Release notes Sourced from actions/upload-artifact's releases. v6.0.0 v6 - What's new [!IMPORTANT] actions/upload-artifact@v6 now runs on Node.js 24 (runs.using: node24) and requires a minimum...

dependencies
github_actions

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 6 to 7. Release notes Sourced from actions/download-artifact's releases. v7.0.0 v7 - What's new [!IMPORTANT] actions/download-artifact@v7 now runs on Node.js 24 (runs.using: node24) and requires a minimum...

dependencies
github_actions

I'm using version 3.3 With .NET 10, when opening an document already formed with PNG images (2 or 3) and close it, some images have zero size in media folder...

needs-repro

Bumps [github/codeql-action](https://github.com/github/codeql-action) from 3 to 4. Release notes Sourced from github/codeql-action's releases. v3.31.7 CodeQL Action Changelog See the releases page for the relevant changes to the CodeQL CLI and language...

dependencies
github_actions

Bumps [gittools/actions](https://github.com/gittools/actions) from 3 to 4. Release notes Sourced from gittools/actions's releases. v4.0.0 As part of this release we had 168 commits which resulted in 10 issues being closed. Breaking...

dependencies
github_actions