AutoMapper

AutoMapper

"AutoMapper uses a fluent configuration API to define an object-object mapping strategy. AutoMapper uses a convention-based matching algorithm to match up source to destination values."

log4net

Apache log4net

"log4net is a tool to help the programmer output log statements to a variety of output targets. log4net is a port of the excellent log4j framework to the .NET runtime."

DocX

DocX - Home:

"DocX is a .NET library which allows developers to manipulate Word 2007 files, in an easy and intuitive manor. It does not use COM libraries nor does it require Office to be installed in order to function."

Thanks to Jon Kruger for the link.

pyPdf

pyPdf:

"A Pure-Python library built as a PDF toolkit."

PCRE - Perl Compatible Regular Expressions

PCRE - Perl Compatible Regular Expressions:

"The PCRE library is a set of functions that implement regular expression pattern matching using the same syntax and semantics as Perl 5. PCRE has its own native API, as well as a set of wrapper functions that correspond to the POSIX regular expression API. The PCRE library is free, even for building commercial software."