Alternativ till MantisHub för Android Tablet med gratis licens

• Android Tablet
  Alla plattformar Windows Mac Linux Android iPhone iPad Android Tablet Web Self-Hosted Software as a Service (SaaS) BSD Ruby MySQL Community Edition Redmine Cloudron MariaDB Ruby on Rails Microsoft SQL Server Microsoft SharePoint PostgreSQL
• Gratis licens
  Eventuell licens Gratis licens Open Source-licens Kommersiell licens