chatwoot / chatwoot

Open-source, self-hostable customer support platform combining live chat, email, and social channels into one inbox.

discourse / discourse

Open-source community discussion platform for forums, topics, real-time chat, and plugins, built on Ruby on Rails and Ember.js.

basecamp / once-campfire

Web-based group chat application with rooms, direct messages, file attachments, search, and bot API, self-hostable via Docker.

zammad / zammad

Web-based open source helpdesk and customer support system handling email, chat, phone, and social media inquiries.