Alternativer til GravityDev til PostgreSQL med open source-licens

• PostgreSQL
  Alle platforme 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
• Open Source-licens
  Enhver licens Gratis licens Open Source-licens Kommerciel licens