The following are licensed under the MIT License which can be found here https://opensource.org/licenses/MIT:
rails, https://github.com/rails/rails
bower-rails, https://github.com/rharriso/bower-rails
sass-rails, https://github.com/rails/sass-rails
uglifier, https://github.com/lautis/uglifier
coffee-rails, https://github.com/rails/coffee-rails
jquery-rails, https://github.com/rails/jquery-rails
therubyracer, https://github.com/cowboyd/therubyracer
jbuilder, https://github.com/rails/jbuilder
bcrypt, https://github.com/codahale/bcrypt-ruby
materialize-sass, https://github.com/mkhairi/materialize-sass
devise, https://github.com/plataformatec/devise
active_model_serializers, https://github.com/rails-api/active_model_serializers
fog, https://github.com/fog/fog
will_paginate-bootstrap, https://github.com/bootstrap-ruby/will_paginate-bootstrap
newrelic_rpm, https://github.com/newrelic/rpm
grape-active_model_serializers, https://github.com/rails-api/active_model_serializers
paranoia, https://github.com/rubysherpas/paranoia
httparty, https://github.com/jnunemaker/httparty
rails_12factor, https://github.com/heroku/rails_12factor
aws4, https://github.com/cmdrkeene/aws4
devise_invitable, https://github.com/scambra/devise_invitable
dropbox-sdk, https://github.com/dropbox/dropbox-sdk-ruby
ruby-box, https://github.com/attachmentsme/ruby-box
skydrive, https://github.com/ronyv89/skydrive
aasm, https://github.com/aasm/aasm
rails_admin, https://github.com/sferik/rails_admin
cancan, https://github.com/ryanb/cancan
ransack, https://github.com/activerecord-hackery/ransack
bunny, https://github.com/ruby-amqp/bunny
resque, https://github.com/resque/resque
resque-scheduler, https://github.com/resque/resque-scheduler
yajl-ruby, https://github.com/brianmario/yajl-ruby
gibbon, https://github.com/amro/gibbon
omniauth, https://github.com/omniauth/omniauth
omniauth-oauth2, https://github.com/intridea/omniauth-oauth2
redis, https://github.com/redis/redis-rb
jwt, https://github.com/jwt/ruby-jwt
grape, https://github.com/ruby-grape/grape
pretender, https://github.com/ankane/pretender
activejob-retry, https://github.com/isaacseymour/activejob-retry
active_scheduler, https://github.com/JustinAiken/active_scheduler
moment, https://github.com/moment/moment
react-pagify, https://github.com/bebraw/react-pagify
react, https://github.com/facebook/react
devise-token_authenticatable, https://github.com/baschtl/devise-token_authenticatable
redis-rails, https://github.com/redis-store/redis-rails
email_verifier, https://github.com/kamilc/email_verifier
health_check, https://github.com/ianheggie/health_check
chart.js, https://github.com/chartjs/Chart.js/tree/v2.6.0
The following are licensed under the Apache 2.0 License which can be found here https://www.apache.org/licenses/LICENSE-2.0:
react_lite-rails, https://github.com/appslingr/react-lite-rails
aws-sdk, https://github.com/aws/aws-sdk-ruby
google-api-client, https://github.com/google/google-api-ruby-client
addressable, https://github.com/sporkmonger/addressable
The following is licensed under the BSD-2-Clause which can be found here https://opensource.org/licenses/BSD-2-Clause:
pg, https://bitbucket.org/ged/ruby-pg/wiki/Home
redlock, https://github.com/leandromoreira/redlock-rb
The following are licensed under the BSD-3-Clause which can be found here https://opensource.org/licenses/BSD-3-Clause:
ddtrace, https://github.com/DataDog/dd-trace-rb/blob/master/LICENSE
puma, https://github.com/puma/puma
EvaporateJS, https://github.com/TTLabs/EvaporateJS