Alternatif untuk GravityDev untuk Software as a Service (SaaS) dengan lesen sumber terbuka

• Software as a Service (SaaS)
  Semua platform Windows Mac Linux Android iPhone iPad Web Self-Hosted Software as a Service (SaaS) BSD Chrome Ruby MySQL Community Edition Cloudron MariaDB Ruby on Rails Microsoft SQL Server PostgreSQL
• Lesen Open Source
  Mana-mana lesen Lesen percuma Lesen Open Source Lesen komersil