Pusher is the category leader in delightful APIs for app developers building communication and collaboration features. Using its core product, Channels, developers can easily create interactive features such as in-app notifications, activity streams, chat, real-time dashboards and multi-user collaborative apps. We have over 250,000 developer customers across 170 countries. We're used by everyone, from one-person operations to companies such as The New York Times, Mailchimp, Intercom and Draft Kings. Visit pusher.com for more info and to create a free account.