Chatwoot
Chat & CommunicationOpen-source customer engagement and live-chat platform
Replaces Intercom, Zendesk
Best PostgreSQL Chat & Communication for self-hosting
The 7 best PostgreSQL chat & communication you can self-host, ranked by community traction.
Papercups
Chat & CommunicationOpen-source live chat and customer messaging
Replaces Intercom, Drift
Zammad
Chat & CommunicationWeb-based helpdesk and customer support system
Replaces Zendesk, Freshdesk
Spacebar
Chat & CommunicationSelf-hostable, open-source Discord-compatible chat backend
Replaces Discord
Bonfire
Chat & CommunicationFederated social networking toolkit for communities
Replaces Facebook Groups, Discord
Comentario
Chat & CommunicationPrivacy-friendly, self-hosted web comments engine
Replaces Disqus
matrix-media-repo
Chat & CommunicationStandalone media storage for Matrix homeservers
Replaces Slack file storage
No apps match these filters.
Every option here is open-source and self-hostable, tagged PostgreSQL within the chat & communication category. Compare them on the individual app pages for setup difficulty and resource requirements.