Microsoft 6502 Basic released as open source Sept 3, 2025

· David Farquhar · Sept. 3, 2026, 11:35 a.m.
retro computing software development open-source software Historical software Microsoft 6502 Basic
Summary
On September 3, 2025, Microsoft released version 1.1 of its 6502 Basic as open source, a code that significantly influenced Applesoft Basic and Commodore Basic on 8-bit computers.
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