Cucumber official website
Simple, human collaboration
Test command-line applications with Cucumber-Ruby, RSpec or Minitest
Core library for the Ruby flavour of Cucumber
Cross platform parser for the Gherkin language. Used by Cucumber to parse .feature files.
Pretty formatter for all Cucumber implementations
Gherkin parser/compiler for Python
Gherkin parser/compiler for Go
Wire protocol plugin for Cucumber
This is the simplest possible setup for Cucumber-JVM using Java.
Rails Generators for Cucumber with special support for Capybara and DatabaseCleaner
Eclipse plugin for Cucumber
Cucumber parent project - keeping all implementations in sync
Support for writing Cucumber step definitions in C++
Mimimal Cucumber Reference Implementation
Gherkin parser/compiler for Objective C