Microsoft Visio is a vector graphics computer program made by Microsoft. The product was firstly made by Shapeware Corporation until it was bought by Microsoft in 2000. The first large version of Visio was sold in 2003. Visio is a popular program for drawing, making charts and flowcharts. Microsoft Visio files use the "VSD" file extension. Microsoft has launched a VSDX extension for Microsoft Visio 2010 and higher.