Alternativa openCRXu za Self-Hosted sa licencom otvorenog koda

• Self-Hosted
  Sve platforme 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
• Licenca otvorenog koda
  Bilo koja licenca Besplatna licenca Licenca otvorenog koda Komercijalna licenca