There are 27 types of border styles in the Open XML specification and they are implemented in RadFlowDocument. Only borders None and Single are supported when exporting to PDF, all others are treated as None and stripped.
Add support for the creation of AES-encrypted archives.
There is a related feature request for the extraction of such archives: ZipLibrary: Add support for extraction of AES-encrypted archives.
Add support for creating Tables and applying tables styles (predefined ones or custom).
At this point, the justify alignment is not supported. Provide the ability to export text with this setting.
<w:pict w14:anchorId="324D5836">
<v:rect id="_x0000_i1025" style="width:0;height:1.5pt" o:hralign="center" o:hrstd="t" o:hr="t" fillcolor="#a0a0a0" stroked="f"/>
</w:pict>
XIRR function returns the internal rate of return for a schedule of cash flows that is not necessarily periodic. To calculate the internal rate of return for a series of periodic cash flows, use the IRR function.
https://support.microsoft.com/en-gb/office/xirr-function-de1242ec-6477-445b-b11b-a303ad9adc9d
The charts have a display blanks as property which is represented by the dispBlanksAs element. The absence of this element sometimes makes drastic difference in the way a chart might look. E.g. the following chart has a gap in its data and depending on what value dispBlanksAs has, it looks very different.
When importing a document containing a Plain Text SDT with multiple paragraphs an exception is thrown:
Telerik.Windows.Documents.Flow.Model.Annotations.StructuredDocumentTags.Builders.SdtBuilderFailureException: "This content control type cannot be inserted around multiple paragraphs."
At this point, the formatting can be applied only to the whole cell content.