Local Software
Free
- LibreOffice Calc (ODF, XLS, XLSX)
- ONLYOFFICE (ODF, XLS, XLSX)
Proprietary Freeware
- Microsoft Office Excel (XLS, XLSX)
- WPS Office Spreadsheets (XLSX)
Network Software
- Grist (SQLite3 DB)
- Google Sheets (XLSX, gsheet, ODF)
- Microsoft Office Online (XLS, XLSX)