Rails Tutorial 11.4.1 - Extensions to the sample application exemplary repositories

Question

Do you have, or know of, Github repositories with implemented feature extensions suggested in Section 11.4.1 of the Rails Tutorial that you consider exemplary and use for reference?

Preferably extensions for the version 3.2 sample app.

Answer 1

https://github.com/kltcalamay/sample_app/compare/original-version...master