Alternativ till Keitaro TDS för Software as a Service (SaaS) med öppen källkodslicens

• Software as a Service (SaaS)
  Alla plattformar Windows Mac Linux Android iPhone Windows Phone iPad Android Tablet Kindle Fire Web Self-Hosted Software as a Service (SaaS) PHP Java Mobile Wordpress Stripe Cloudron Perl Google Analytics
• Open Source-licens
  Eventuell licens Gratis licens Open Source-licens Kommersiell licens