Show HN: I built a 500K LOC production app alone in 7 months. Here is the proof

Here is the proof, a 5-hour uncut live session, no edits, no cuts: https://youtu.be/VPrU8WZJOVs

Full article: https://medium.com/@bonjourjoel/i-built-a-500-000-line-produ...

I believe I am the first human to have done this in a documented, verifiable way: maintaining a stable production-grade 500,000-line TypeScript codebase as a solo developer, using an AI coding assistant I built myself.

If you know someone who has done the same, one person, 500k lines, documented proof, please write their name in the comments.