CDR is proprietary to CorelDRAW
CDR is the native file format of CorelDRAW. Its internal structure is closed, so the reliable way to create a CDR is to open or import your artwork in CorelDRAW and save it there.
Need a CDR from a VSD? Here's why that isn't a direct conversion — and the editable formats that get you there.
You can't convert a VSD to CDR — CDR is CorelDRAW's own format, and only CorelDRAW writes it.
CDR is the native file format of CorelDRAW. Its internal structure is closed, so the reliable way to create a CDR is to open or import your artwork in CorelDRAW and save it there.
Even after importing, a VSD is pixels — not the editable shapes, text and layers a CDR is designed to hold. So a direct VSD → CDR conversion wouldn't give you a truly editable document anyway.
VSD is the legacy binary format of Microsoft Visio (pre-2013), used for flowcharts, network diagrams and org charts. It was superseded by the XML-based VSDX.
How to open VSD opens in Microsoft Visio and compatible diagram tools; export to VSDX, PDF or an image to share.
CDR is CorelDRAW’s native vector format for logos, layouts and print artwork — proprietary to Corel software.
How to open CDR opens in CorelDRAW; convert images to CDR to join a Corel workflow.
Full CDR format guide