RoR Applications of Note

RoR is the cat's meow, right? So it follows that apps created using it will prove the point.

Maybe someone from Twitter has written an article describing their experiences?


 * One exemplar that comes to mind is SimpleLog, "[A] simple Ruby on Rails weblog application with support for comments, tagging, archiving and quick-search. It features a simple admin section with authentication and a focus on writing over all else." (from the SimpleLog Wiki)