Open-Archiver
Open Archiver is a secure, self-hosted email archiving solution, and it's completely open source. Get an email archiver that enables full-text search across email and attachments. Create a permanent, searchable, and compliant mail archive from Google Workspace, Microsoft 35, and any IMAP server.
Open-Archiver
Installation
Default install:
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bash -c "$(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/ct/open-archiver.sh)"
Configuration
Config file:
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/opt/openarchiver/.env
Notes
Data directory is:
/opt/openarchiver-data. If you have a lot of email, you might consider mounting external storage to this directory.