Bootstrap-generators provides Twitter Bootstrap generators for Rails 4 (supported Rails >= 3.1). Checkout http://getbootstrap.com.

A fast Gherkin lexer/parser based on the Ragel State Machine Compiler.

You really mean `gem install bundler`. It's okay. I'll fix it for you this one last time...

UNIONs in ActiveRecord! Adds proper union and union_all methods to ActiveRecord::Relation.

Business Transaction Flow DSL

OmniAuth strategy for Sign In with Apple

Get automatic inline test reporting for JUnit-conforming XML files.

ActiveRecord provides validations on app level but it won't guarantee the consistent. In some cases, like `validates_uniqueness_of` it executes additional SQL query to the database and that is not very efficient. The main goal of the gem is to provide compatibility between database constraints and ActiveRecord validations with better performance and consistency.

Monitoring and instrumentation APIs

A chatterbot framework, inspired by Hubot

A Ruby gem. For emoji. For everyone. :heart:

Automate changes to your project CHANGELOG.md

Accessing REST services in a flexible way

Utility for converting markup files to pdf files. Useful for reports etc.

A good, simple, solid tagging extension for ActiveRecord

gives objects the ability to 'histogram' in several useful ways

Gem for interacting with the Nylas API.

Documentation measurement tool for Ruby, based on YARD.

A CoffeeScript converter for Jekyll.

A minimalist resume template for Jekyll.