Who is using CrossBox? Alphabetical list of websites using CrossBox technology

What is CrossBox?

CrossBox is a webmail client.

What websites use CrossBox?

Alternatives to CrossBox

  1. Google Workspace
  2. Microsoft 365
  3. Outlook Web App
  4. RainLoop
  5. RoundCube
  6. SquirrelMail
  7. Sympa
  8. Zimbra
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