Top 20 NuGet format Packages

Multiple implementations of string interpolation.
Format Numbers in words, ru lang only
Package is an Excel file reader. More specifically, Excel's ".xlsx" format documents. It has various functionality that return data in the file's sheets. The biggest advantage is that there are multiple functions that return the data in different formats.
Automatically pulls epub metadata out of epub files.
jQuery-numberformatter port to .NET (PCL)
Qss format utilities
A csv formatter for model classes using annotations.
Determines file format type from header
Package Description
A wrapper around iTextSharp so that PDFs can be created using a fluent API
Extract/Conversion IFC file content into JSON using XBIM COBie format
Extract/Conversion IFC file content into JSON using XBIM COBie format
Reorganize pdf resume file
A collection of functions that handle the reading and writing some special format of numbers
See project site for more info.
String Utils