.123 File Open With

There are 2 File Types for .123 - Lotus 1-2-3 Spreadsheet PCB123 Circuit Board Design

.123 File Type - Lotus 1-2-3 Spreadsheet

In Windows .123 File Open With

  • Discontinued
  • Corel Quattro Pro 2021
  • OpenOffice Calc

In Mac .123 File Open With

  • Planamesa NeoOffice
  • OpenOffice Calc

In Linux .123 File Open With

  • OpenOffice Calc
  • Gnumeric

.123 File Type - PCB123 Circuit Board Design

In Windows .123 File Open With

  • Sunstone Circuits PCB123

Operating System (OS)

An operating system is the software that directly manages a system’s hardware and resources, like CPU, memory, and storage.


macOS is Apple's operating system for Macintosh computers. It offers a user-friendly interface, integration with Apple's ecosystem, and features like iCloud and Siri. It provides a stable and secure platform, empowering users with a range of built-in apps and a seamless experience across devices.


Windows also known as Microsoft Windows or Win is a graphical operating system developed and published by Microsoft. It provides a way to store files, run the software, connect to the Internet, and lots more.


Linux is an open-source, community-driven operating system (OS) that is built on the Unix foundation. It offers compatibility across various computer platforms, such as x86, ARM, and SPARC, and extends its support to computers, servers, mainframes, mobile devices, and embedded systems. With its widespread adoption, Linux has become one of the most extensively supported operating systems available.

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