Home : File Types : 123 File (2 File Associations)

.123 File Extension

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File Type 1Lotus 1-2-3 Spreadsheet

DeveloperIBM
Popularity
3.5 (24 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategorySpreadsheet Files
FormatBinary

Binary

This file is saved in a binary format, which requires a specific program to read its contents.

Definition

Spreadsheet created by Lotus 1-2-3, part of IBM Lotus SmartSuite; organizes data in rows and columns; functions can be applied to the data in various cells, which can automatically populate the data in other cells.

More Information

Lotus 1-2-3 was first developed by Lotus Development Corporation, which was bought by IBM in 1995. The "1-2-3" refers to the program's three main capabilities: 1) spreadsheet functions, 2) creating charts and graphs, and 3) basic database operations.

Programs that open 123 files
Windows
IBM Collaboration Solutions
Corel Quattro Pro X7
Apache OpenOffice
Gnumeric
Mac
Planamesa NeoOffice
Apache OpenOffice
Linux
Apache OpenOffice
Gnumeric
Updated 11/6/2013

File Type 2PCB123 Circuit Board Design

DeveloperSunstone Circuits
Popularity
2.7 (7 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryCAD Files
FormatN/A

Unknown

File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.

Definition

Printed circuit board (PCB) layout created with PCB123, a PCB design program; contains a circuit board design, which can include multiple components; supports 2, 4, and 6-layer circuit boards with soldermask and silkscreen options.

More Information

Completed PCB123 designs can be sent to Sunstone Circuits for manufacturing. Assembly quotes are provided within the program.

Programs that open 123 files
Updated 11/12/2009

FileInfo - The File Extensions Database

This page contains information about the .123 extension and its known file associations. Our goal is to help you understand what a 123 file is and how to open it.

All file types, file format descriptions, and programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and therefore do not publish any information we have not verified.

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