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Open XML SDK by Microsoft

12 mentions on Hacker News by 11 people: 1 story, 11 comments · first 2014-06-26 · latest 2026-10-12

Mentions per year 12 mentions · busiest year 2014 (4)
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  1. …a basic C# app that could read and render most docx files, using the official Office Open XML SDK ( https://github.com/dotnet/Open-XML-SDK ). There's tons of documentation on how to parse DOCX files, so of all the apps to reverse engineer…
    comment by miffy900 · 2026-10-12 · in Ask HN: Will Microsoft sue vibe coded wordcraft for copying its Word GUI?
  2. That is the source of DocumentFormat.OpenXml, you're talking about the same package, https://github.com/dotnet/Open-XML-SDK#packages Microsoft are incapable of: 1. naming things well 2. keeping those names stable
    comment by xnorswap · 2026-05-28 · in Ruby vs. Java vs. TypeScript: my experience on building a Cowork DOCX plugin
  3. https://github.com/dotnet/Open-XML-SDK First party from Microsoft; feels like it would be the way to go.
    comment by CharlieDigital · 2026-05-28 · in Ruby vs. Java vs. TypeScript: my experience on building a Cowork DOCX plugin
  4. …structure of a given Office document and see C# code that generates various components of it. [1] https://github.com/dotnet/Open-XML-SDK/releases/tag/v2.5
    comment by jasomill · 2024-01-29 · in --libcurl
  5. …part of Typescript. Would it somehow be possible to use a C# library as a dependency? For example https://github.com/OfficeDev/Open-XML-SDK I need for a way to edit (not create) the openXML content of Microsoft Office files
    comment by Cilvic · 2022-08-11 · in Launch HN: Windmill (YC S22) – Turn scripts into internal apps and workflows
  6. There is no need to have Excel installed to use the OpenXML libraries. https://github.com/OfficeDev/Open-Xml-Sdk They also support being used on .NET Core.
    comment by pjmlp · 2017-10-15 · in Calamine: Excel file reader, written in Rust
  7. https://github.com/OfficeDev/Open-XML-SDK
    comment by nxc18 · 2016-10-13 · in Netherlands parliament makes open standards mandatory
  8. Microsoft has released an SDK for reading and writing Office files, under the Apache 2 license: https://github.com/OfficeDev/Open-Xml-Sdk It's in C#, but it builds on Mono, and it's probably still easier than hacking LO to act as a library.
    comment by icebraining · 2015-08-09 · in Porting LibreOffice to GTK3 [pdf]
  9. There's also the Open Xml SDK, written in C# and works with Mono (in addition to .NET on Windows) https://github.com/OfficeDev/Open-XML-SDK Someone has also created a javascript version of the SDK - http://openxmlsdkjs.codeplex.com/
    comment by wluu · 2014-12-07 · in Please Offer an Excel Export Option
  10. There's a pull request for a basic mono build file - https://github.com/OfficeDev/Open-XML-SDK/pull/3
    comment by wluu · 2014-06-26 · in Open-source Libraries for Working with Open XML Documents (docx, xlsx, pptx)
  11. https://github.com/OfficeDev/Open-XML-SDK/pull/3 suggests that there are issues with use in mono
    comment by clxl · 2014-06-26 · in Open-source Libraries for Working with Open XML Documents (docx, xlsx, pptx)
  12. ▲ 124
    Open-source Libraries for Working with Open XML Documents (docx, xlsx, pptx)
    story by chx · 2014-06-26 · 46 comments