Alternativen zu Zendesk für Trello mit Open Source-Lizenz

• Trello
  Alle Plattformen Windows Mac Linux Chrome OS Android iPhone Windows Phone Blackberry Blackberry 10 iPad Android Tablet Kindle Fire Windows S PlayBook Web Self-Hosted Software as a Service (SaaS) Firefox Safari Internet Explorer PHP BSD Windows Mobile Wordpress Facebook Slack Facebook Messenger Chrome Gmail Apache HTTP Server Skype Twitter WeChat MySQL Community Edition Telegram Amazon Web Services NGINX Google Cloud Platform Microsoft Azure MariaDB Drupal Google Apps Trello Microsoft SQL Server Laravel LINE Telegram bot API Salesforce.com Perl Zendesk WhatsApp Messenger SAP Business Suite Microsoft SQL Server Express IBM Bluemix Freshdesk Amazon Relational Database Service Zendesk Chat ASP.NET MVC Microsoft IIS LiveChat
• Open Source Lizenz
  Beliebige Lizen Freie Lizenz Open Source Lizenz Kommerzielle Lizenz