Example of gemfile

Gemfile

source 'http://rubygems.org'

ruby '2.1.2'

# Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
gem 'rails', '~> 4.1.7'

# Webserver
gem 'puma'

# ORM
gem 'mongoid', '~> 4.0.0' #github: 'mongoid/mongoid'

# CSS pre-processor
gem 'stylus', '~> 1.0'

# Charts and beautiful analysis
gem 'chartkick'

gem 'browser'

# Create issues on github for server errors
gem 'party_foul'

# Analyze server/app
gem 'newrelic_rpm'

# Log errors server/app/javascript
gem 'rollbar', '~> 1.2.6'

# Form builder
gem 'formtastic'
gem 'formtastic-bootstrap', '~> 3.0.0'

# Use SCSS for stylesheets
gem 'sass-rails', '~> 4.0.0'

# twitter bootstrap css & javascript toolkit
gem 'twitter-bootswatch-rails', '~> 3.1.0.4' #'~> 3.1.0'

# Use Uglifier as compressor for JavaScript assets
gem 'uglifier', '>= 1.3.0'

# Use CoffeeScript for .js.coffee assets and views
gem 'coffee-rails', '~> 4.0.0'

# See https://github.com/sstephenson/execjs#readme for more supported runtimes
gem 'therubyracer', platforms: :ruby

# Use jquery as the JavaScript library
gem 'jquery-rails'

# Turbolinks makes following links in your web application faster. Read more: https://github.com/rails/turbolinks
gem 'turbolinks'

# Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
gem 'jbuilder', '~> 1.2'

# Make HTTP requests to other resources
gem "rest-client", '~> 1.6'

# Authentication
gem 'devise', '~> 3.2.1'
# gem 'devise_invitable', '~> 1.3.1'

# Authorization
gem 'cancan', '~> 1.6.10'

# Gem to manage file uploads
gem 'carrierwave'
gem "carrierwave-mongoid"

# upload files to cloud
gem 'fog'

# Image worker gem
gem 'mini_magick'

# Use ActiveModel has_secure_password
# gem 'bcrypt-ruby', '~> 3.1.2'

# Use debugger
# gem 'debugger', group: [:development, :test]

# Create easy search
gem 'ransack',             github: 'Zhomart/ransack', branch: 'mongoid'

# ActiveAdmin
gem 'activeadmin',         github: 'Zhomart/active_admin'
gem 'activeadmin-mongoid', github: 'Zhomart/activeadmin-mongoid', branch: 'ransack-mongoid'

# Colorize terminal texts
gem 'colorize'

# Background worker
gem 'resque', '~> 1.24'
gem 'resque-scheduler', '~> 2.0'

# Syntax highlighting
gem 'coderay'

# Shows how fast your server on the browser and its plugins
gem 'rack-mini-profiler'
gem 'flamegraph'
gem 'memory_profiler'
gem 'stackprof' # need for flamegraph

# Determine location by IP
gem 'geoip'

group :development, :test do
  # source mapper
  gem 'coffee-rails-source-maps'

  # load .env
  gem 'dotenv-rails'

  # Deploy with Mina
  gem 'mina', github: 'mina-deploy/mina'

  # disable asset logging
  gem 'quiet_assets'

  # find your route on a long journey over Rails with Sextant.
  # http://localhost:3000/rails/routes
  gem 'sextant'

  gem 'better_errors'
  gem 'binding_of_caller'

  gem 'pry-rails'

  # `rails s`, `rails c` and `rake` will be faster.
  gem 'spring'

  # Testing Javascript
  gem 'jasmine'
end

group :test do
  gem 'rspec-rails'         # testing suite

  # gem 'brakeman'            # tries to brake our site ))

  gem 'guard-rspec'         # autotest suite

  gem 'guard-spork'         # makes rspec work faster (it preloads rails libraries)

  gem 'capybara'            # browser emulation suite
  gem 'launchy'             # need to debugging capybara. Launch browser

  gem 'factory_girl_rails', :require => false  # Model Factory gem (Replacement for Fixtures)

  gem 'vcr'                 # make faster testing with saving. (If test has remote files, twitter or facebook )
  gem 'webmock'             # A test helper for faking responses to web requests. Need to VCR

  # change rspec output
  gem 'fuubar'

  # A library for generating fake data such as names, addresses, and phone numbers.
  # http://faker.rubyforge.org
  gem "faker"
end

group :doc do
  # bundle exec rake doc:rails generates the API under doc/api.
  gem 'sdoc', require: false
end