OpenAI Codex Crash Course – Build & Deploy Apps with Autonomous AI
Why the open web links it
Teaches how to build and deploy AI-powered apps using OpenAI Codex with a hands-on Flappy Bird example.
Linked by 4 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including freecodecamp.org, io-tech.fi, actuallyuses.com, ai-roundup.dev.