GitHub - heroku/barnes: Tell StatsD about request time, GC, objects and more. Latest Rails 4 and Ruby 2.1 support, and ancient Rails 2 and Ruby 1.8 support.
GitHub - motdotla/rails-graphql-heroku-template: The bare minimum for a Rails app implementing GraphQL, running puma, and hostable on Heroku (and elsewhere)
Puma 4: Hammering Out H13s—A Debugging Story | Heroku
How PUMA Contributes To the Production of Rails App – Josh Software
Real-Time Rails: Implementing WebSockets in Rails 5 with Action Cable | Heroku
Migrate a Rails App from Heroku to Render | Render