chatwoot / chatwoot

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

karatektus / pl_mail

Self-hosted mail client that syncs IMAP, Gmail and Outlook accounts into one inbox with a calendar alongside.

macro-inc / macro

Macro is an all-in-one team workspace combining email, chat, docs, tasks, agents, calls, and CRM with shared AI memory.

knadh / listmonk

Self-hosted newsletter and mailing list manager distributed as a single binary, backed by PostgreSQL.

docker-mailserver / docker-mailserver

Containerized full-stack mail server bundling Postfix, Dovecot, Rspamd, and ClamAV for SMTP, IMAP, and POP3 with config-file-based setup.