324 Microsoft Project Export File 1.0 The Microsoft Project Export file or Microsoft Project Exchange file format is for earlier version of Microsoft Project to exhange project data with other Project Management software. Discontinued with Project 2000. Text 1 Digital Preservation Department / The National Archives 02 Aug 2005 v.120- New description added as part of PRONOM Research Week 2024. Submitted by Brigham Young University. 03 Jan 2025 application/x-project MIME x-fmt/232 PUID mpx File extension 474 Microsoft Project Export File 1.0 Header: (MPX) ; list separator (e.g. a comma or semicolon), The name and version of the program used to create the MPX file; list separator; the version of MPX format that the file uses (1.0) 1 Absolute from BOF 0 4D5058(2C|3B){1-50}(2C|3B)312E30 Is previous version of 1088 Microsoft Project Export File