Alternatívy programu NeutronMail pre Software as a Service (SaaS) s licenciou s otvoreným zdrojom

• Software as a Service (SaaS)
  Všetky platformy Windows Mac Linux Android iPhone Android Wear iPad Web Self-Hosted Software as a Service (SaaS) PHP JavaScript Windows Mobile Java Mobile S60 Docker Cloudron OpenPGP Kubernetes S/MIME OpenShift DAVdroid
• Licencia Open Source
  Akákoľvek licencia Bezplatná licencia Licencia Open Source Obchodná licencia