The state of Ruby on Google Cloud Platform By Aja Hammerly, Developer Advocate At Google Cloud Next 17 last month we announced that App Engine flexible environment is now generally available. This brings the convenience of App Engine to Rubyists running Rails, Sinatra or other Rack based web frameworks. One question we frequently get is, "Can I run gems like nokogiri or database adapters that have C extensions on App Engine?� and the answer is yes. We tested the top 1000 Ruby libraries, a.k.a., gems, to ensure that the necessary dependencies are available. We also tested common tools like paperclip that dont build against C libraries but require them at runtime. And we know that people are using different versions of Ruby and Rails; App Engine obeys .ruby-version and we support all currently supported versions of MRI. Weve also tested the gems with Rails 3, Rails 4 and Rails 5. At Next we also announced that Postgres on Cloud SQL is in beta. All of these things should make it ...