Alternativ till openCRX för Self-Hosted med öppen källkodslicens

• Self-Hosted
  Alla plattformar Windows Mac Linux Android iPhone Windows Phone iPad Android Tablet Web Self-Hosted Software as a Service (SaaS) PHP JavaScript Python Microsoft Office Outlook Gmail Cloudron Microsoft Office Suite PostgreSQL
• Open Source-licens
  Eventuell licens Gratis licens Open Source-licens Kommersiell licens