LaunchDarkly help startups and technology companies refine their products more quickly to fit the needs and wants of users. LaunchDarkly's vision is to revolutionize continuous delivery by allowing product managers and developers to take full control of their deployments. Dark launching is a continuous delivery best practice of delivering features to some users to gauge their reaction before rolling them out to everyone. Google, Facebook, LinkedIn and Amazon all utilize dark launches to deliver better features. Dark launching is also known as a "canary launch" or "canary deployment".