Papercups is an open-source live customer support tool web app written in Elixir. We offer a hosted version at app.papercups.io. You can check out how our chat widget looks and play around with customizing it on our demo page. The chat widget component is also open-sourced. We wanted to make a self-hosted customer support tool like Zendesk and Intercom for companies that have privacy and security concerns about having customer data going to third-party services. Use Papercups to answer...