Grab bag of helpers for Rails/Sinatra
a code metric tool for rails projects
Neat Backbone.js integration with Sinatra.
Reload Rails code in development mode only when change is deteced
Rails Composer. The Rails generator on steroids for starter apps.
Sinatra REST API generator
Classy web-development dressed in a DSL (official / canonical repo)
A gem with recipes to create Rails application templates for Rails starter apps.
A set of view helpers for Sinatra, inspired by ActionPack.
rspec-padrino is a gem including helpers for testing a Padrino app.
Ruby on Rails
Bootstrap a sinatra app in 0.9
Kazan creates rails project and setups predefined gems and tools. Env settings, Spec tools, Datab...
Padrino is a full-stack ruby framework built upon Sinatra.
Rails plugin that provides rake tasks to generate a Sinatra app from your existing Rails app
Use Mustache in your Sinatra app without the extra view classes