You can try Sweet Home 3D.
It has both desktop and web-based versions. It's free and open-source.
It's pretty straightforward on basic planning. If I remember well, you can create multi-floor projects as well. It has some in-built furniture and there are some other furniture libraries available both on the website and from some manufacturers.
Would suggest using visipics
Is completely free, lets you preview and compare duplicates, and can delete multiple duplicates simultaneously letting you select either the images to be deleted or the one that should stay, whatever you prefer. Should run on Windows 10. When run on a folder it even groups the files into similar pictures, with a customizable ...
Another possibility is BricsCAD Shape. It is free and there are good tutorials on the site. I will say if you have a lot of experience with 3D solid modeling it might actually be harder to figure out BricsCAD Shape. It works differently than I expected, but looks like it is pretty capable. It isn't strictly an architecture modeler, but seems pretty slanted ...
You can try Syncfusion .NET Word library (Essential DocIO) to create, read, manipulate and convert Word documents programmatically without Microsoft Word or other dependencies in your machine. It offers the Word to PDF conversion ability as well.
NuGet package required: https://help.syncfusion.com/file-formats/docio/nuget-packages-required#converting-word-...
You could use robocopy from the command prompt. You could also put it in a batch file if the source and destination disks do not change their drive letters over time.
And since you’re using Windows 10, robocopy is already installed with it. (It can be downloaded for some older versions of Windows, but you shouldn’t need to do that with Windows 10).
You can use Syncfusion's Flutter DataGrid which has lot of features such as,
Cell interactions callbacks
You can go through Feature Tour to know about all features and go through UG.
The chmcmd executable that is distributed along Freepascal (https://www.freepascal.org/) is a command line alternative that can create chm files from the same sources supported by the HTML Help Workshop.
It is GPL licensed but this should not be a problem since no direct linking will be done with the software and instead just running it from the command line....