See the following for how to build a Microsoft PowerPoint add-in: https://docs.microsoft.com/en-us/office/dev/add-ins/powerpoint/powerpoint-add-ins-get-started?tabs ...
Create a Hybrid Blazor PowerPoint add-in showcasing some samples. Create a Hybrid Blazor PowerPoint add-in This sample shows how to build a PowerPoint add-in using .NET Blazor Hybrid technologies.
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