1975- Microsoft Altair Basic

Object/Artifact

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VintageComputer.Gallery

Name/Title

1975- Microsoft Altair Basic

Tags

Microsoft

Description

Microsoft’s Altair BASIC was first released in 1975 as the first version of BASIC published by Microsoft. It was also the first high-level programming language available for the Altair 8800 microcomputer1. The development of Altair BASIC was a significant milestone for Microsoft, as it marked their entry into the software market and laid the foundation for their subsequent BASIC interpreters and compilers adapted for various microcomputers1.

Acquisition

Acquisition Method

EBay

General Notes

Note

Here’s a brief overview of Altair BASIC’s origin and development: Founders: Altair BASIC was developed by Microsoft founders Paul Allen and Bill Gates. Emulator: They used a self-written Intel 8080 emulator running on a PDP-10 minicomputer to create the interpreter. Language Features: The initial version of Altair BASIC supported integer math only, but later versions added floating-point arithmetic, string variables, and additional statements. Memory Usage: The original Altair BASIC fit in just 4 KB of memory, making efficient use of limited resources. Impact: Altair BASIC played a crucial role in making the Altair 8800 more attractive to hobbyists and helped establish Microsoft’s presence in the software industry2.

Note

Many hobbyists began sharing this product which generated the famous "An Open Letter to Hobbyists" and "A Second and Final Letter" by Bill Gates in Altair's Computer Notes, April 1976