Found 1 record for the .SPO file extension name
.wps - Microsoft Works document
.pub - Microsoft Publisher document
.xls - Microsoft Office Excel spreadsheet
.odt - OpenOffice.org Writer text document
.docx - Microsoft Word 2007 XML based document file format
.pps - Microsoft PowerPoint slideshow
.pages - iWork Pages document file
.ods - OpenOffice.org Calc Spreadsheet file
file extension SPO - SPSS output document
File extension SPO description:
File contains separate "pages" with tables, graphs, probably might be something else too pages can be selected and printed separate, as collection or whole .spo file pages at all.
Mime: text/vnd.in3d.spot
