This short tutorial provides crisp information about how to convert XLS to XLSX in Python. While converting XLS to XLSX Python code requires just loading and saving the file in the desired format....to load entire data or only shapes, drawings, tables, pictures...
C# source code to change background of VSS documents on .NET Framework, .NET Core, Mono or COM Interop....elements such as collection of shapes, connectors, flowcharts, network...
Java sample code to edit Visio VDW documents on Java Runtime Environment for JSP/JSF Application and Desktop Applications....collection of drawing pages, shapes, fonts, images, data connections...
Java sample code to edit Visio VSSX documents on Java Runtime Environment for JSP/JSF Application and Desktop Applications....elements such as collection of shapes, connectors, flowcharts, network...
C# source code to unlock VSSX file on .NET Framework, .NET Core, Mono Platforms....elements such as collection of shapes, connectors, flowcharts, network...