4 Microsoft PowerPoint Persistence Formats
Microsoft PowerPoint supports primarily four file formats:
PowerPoint Binary File Format, as described in [MS-PPT]
Ecma Office Open XML File Format, as described in [ECMA-376]
Office Open XML File Format, as described in [ISO/IEC29500-1:2016]
Open Document Format for Office Applications (OpenDocument), as described in [ODF], [ODF1.2], [ODF1.3] and [ODF1.4]