Convert 123 to ODS
How to convert Lotus 1-2-3 (.123) files to ODS format using LibreOffice Calc or online tools.

How to convert 123 to ods file
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Understanding 123 and ODS file formats
123 files are spreadsheet documents created by Lotus 1-2-3, a pioneering spreadsheet application popular in the 1980s and 1990s. These files typically have the .123 extension and contain data, formulas, and formatting similar to modern spreadsheet files.
ODS files are OpenDocument Spreadsheet files, used by applications like LibreOffice Calc and Apache OpenOffice Calc. The .ods format is an open standard for spreadsheets, supporting complex data, formulas, and formatting, and is widely compatible with modern office suites.
How to convert 123 to ODS
Converting a 123 file to ODS can be challenging due to the age of the Lotus 1-2-3 format. However, there are several methods to achieve this:
- LibreOffice Calc: This free, open-source office suite can open many .123 files and save them as .ods.
- Online converters: Some online services can convert .123 files to .ods, but be cautious with sensitive data.
- Intermediate conversion: If direct conversion fails, try saving the 123 file as .xls (Excel format) using an older version of Microsoft Excel or Lotus 1-2-3, then open the .xls in LibreOffice Calc and save as .ods.
Step-by-step conversion using LibreOffice Calc
- Download and install LibreOffice from the official website.
- Open File → Open and select your .123 file.
- Review the spreadsheet for formatting or data issues.
- Go to File → Save As.
- In the Save as type dropdown, select ODF Spreadsheet (.ods).
- Click Save to complete the conversion.
Best software for 123 to ODS conversion
The most reliable and recommended software for this conversion is LibreOffice Calc. It offers broad support for legacy formats and is free to use on Windows, macOS, and Linux.
Tips and considerations
- Some complex Lotus 1-2-3 features may not transfer perfectly to ODS.
- Always check the converted file for data integrity and formatting.
- Keep a backup of your original .123 file before converting.
Note: This 123 to ods conversion record is incomplete, must be verified, and may contain inaccuracies. Please vote below whether you found this information helpful or not.