TimeTable Visio supports importing schedules that are saved as an XML in the Microsoft Project Schema.
To save or export from Microsoft Project to XML click on File --> Save As --> Browse . --> when prompted choose to Save as Type: XML.
Microsoft Project saves in the appropriate schema by default.
In Primavera P6, open the project that you want to export, then go to File → Export… → and choose Primavera P6 - XML.
To export a Oracle Primavera Cloud project, click on the Project Selector in the top left, and then View All Projects, you'll then be shown a table of projects, click on Actions dropdown and select Export P6 XML… command.
TimeTable supports most formats included in the MPJX.org documentation.
If you are using a format that is unlisted or seems to be broken, please contact us.