Open source
mailcow
Self-hosted mail server suite with webmail, spam filtering and Docker
Email HostingSelf-hosted mail server
3 tools in our directory are marked as best for Organizations, from 2 sections: Open Source (2) and Hosting & Deploy (1).

Self-hosted mail server suite with webmail, spam filtering and Docker

Self-hosted file sync, sharing and team collaboration suite

Open source password manager for sharing credentials in teams
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