Newly released watercolor stamps from the USPS commemorate the 250th anniversary of the battles of Lexington, Concord and ...

Libxlsxwriter is a C library that can be used to write text, numbers, formulas and hyperlinks to multiple worksheets in an Excel 2007+ XLSX file.

Want to insert stamps into your PDF documents? A Stamp is a type of annotation that effectively conveys your intention regarding the document. These PDF Stamp Creator software let you put a stamp ...