Open/import files

.xls, .xlsx, .ods, .xods, .csv, .scsv, .tsv, .tab, .txt, .xlsm, .xlsb, .xml

Save/export files

.xlsx, .ods, .xods, .csv, .scsv, .tsv, .tab, .txt, .xlsb, .pdf, .pdf/a-1

Create file templates

.xots

Using templates to create files

.xots, .ots, .xltx

Open/import files

.xlsx, .ods, .xods, .csv, .scsv, .tsv, .tab, .txt, .xlsm, .xml

Save/export files

.xlsx, .ods, .xods, .csv, .scsv, .tsv, .tab, .txt, .pdf, .pdf/a-1

Create file templates

.xots

Using templates to create files

.xots