And the fun isn't over yet! To commemorate the special occasion, Microsoft's co-founder Bill Gates has joined the fray and shared the source code that shaped the company's origins — Altair BASIC.

To mark the occasion, Gates has released the source code he and Allen wrote for the Altair 8800 – dubbed Altair BASIC – which became the company's first product.

The Altair BASIC source code is available as a PDF download, covering 157 pages. Gates is “super proud of how it turned out,” and considering what Altair BASIC led to, he should be.

Bill Gates is celebrating the 50th anniversary of Microsoft by sharing the Altair Basic source code that created the very foundation of the company. 159 pages of retro coding history.

Now you can get the once-coveted Microsoft Basic source code for the 8086/8088 directly from Microsoft in the state you would have found it in 1983. They put up a read only GW-BASIC repository, ...

Microsoft is celebrating its 50th birthday these days, and it all started with the Altair Basic program. Bill Gates has now published its source code.

Ahead of Microsoft's 50th anniversary this week, co-founder Bill Gates has released the company's original source code. Gates and Paul Allen wrote it in BASIC using a PDP-10 mainframe at Harvard.

What are the 10 basic HTML tags? <doctype>: ... Stick with viewing source code on fairly simple sites until you’re more familiar with web building. When viewing source code, ...