Former NASA intern Chris Garry uploaded the Apollo Guidance Computer source code to GitHub, on July 7th.

Keith Collins wrote a piece on Quartz, talking about what happened after (coders began dissecting the software,  especially the comments) and how the code was written. Here is the link – http://qz.com/726338/the-code-that-took-america-to-the-moon-was-just-published-to-github-and-its-like-a-1960s-time-capsule/

Here is the link to the original Apollo 11 guidance computer (AGC) source code on GitHub https://github.com/chrislgarry/Apollo-11/. 

[Image courtesy: NASA/Wikipedia]