Hi,
Thank you for your inquiry.
Our Spire.Office can support .Net core. As shown in the following figure, you can find the corresponding dlls. When the target platform of your project is .Net core. You can install directly through the Nuget package, it will match automatically.
You can refer to the following link:
https://www.nuget.org/packages/Spire.Office213330CF-E6AF-48f2-B292-CED5EBF3E1C8.png
If you have any issue, just feel free to contact us.
Sincerely,
Ula
E-iceblue support team
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