For one thing, rather than supporting a swath of languages, Heroku is focused on delivering the best experience for Ruby on Rails, a framework that’s known for fast development.

Y Combinator startup Heroku, which has been in private beta since October, is coming out today with more details about how it’s out to ease the development and deployment of Ruby on Rails (RoR ...

Cloud platform to be unveiled backing frameworks like Rails and Merb Heroku will debut on Friday its cloud service for Ruby applications, competing with Google and offering provisionless Web hosting.