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EonvelopeMail-Archiver
Free

Free and open source under the AGPL-3.0 licence.

 Free

Free and open source under the GPL-3.0 licence.

Web, Self-hosted Web, Self-hosted
  • Supports IMAP, POP, Exchange and JMAP
  • Thread detection and separate storage of attachments and correspondents
  • Supports IMAP, Microsoft 365 and personal Microsoft accounts
  • Exports to mbox and zipped EML
  • Requires running a Docker stack and accessing it over HTTPS
  • Smaller project with a short track record
  • Requires running a Docker setup
  • Read-only API cannot modify the archive
Self-hosted Self-hosted
Open source Open source
License: AGPL-3.0 License: GPL-3.0
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 2, 2026

Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.