123 file extension - Lotus 1-2-3 spreadsheet
What is 123 file? How to open 123 files?
File type specification:
123 file icon:
The 123 file extension is associated with Lotus 1-2-3, a highly popular spreadsheet program sold by IBM in mids 80s. It was eventually discontinued when Excel took its dominant place on the market.
The 123 files were used by some versions of Lotus 1-2-3 for their saved spreadsheets..
This 123 file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.
The default software associated to 123 file type:
Company or developer:
IBM Lotus 1-2-3 is spreadsheet application very popular in 80s and 90s of 20th century. It was released for Microsoft Windows, MS-DOS, Mac OS and OS/2. In 2002 IBM stopped the developing of the IBM Lotus 1-2-3. In the latest versions is Lotus 1-2-3 fully compatible with Microsoft Excel.
List of software applications associated to the .123 file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux etc.) and possible program actions
that can be done with the file: like open 123 file, edit 123 file, convert 123 file, view 123 file, play 123 file etc. (if exist software for corresponding action in File-Extensions.org's database).
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is ableto perform the specified software action, such as opening, editing or converting 123 files.
- Open 123 file
- Edit 123 file
- Convert 123 file
- Create 123 file
- Import 123 file
Software that open 123 file - Lotus 1-2-3 spreadsheet
Click on the link to get more information about listed programs for open 123 file action.