Alternativas ao Yast para Trello com licença gratuita

• Trello
  Todas as plataformas Windows Mac Linux Chrome OS Android iPhone Blackberry Blackberry 10 Apple Watch iPad Android Tablet Web Self-Hosted Software as a Service (SaaS) Firefox Safari Internet Explorer BSD Windows Mobile Slack iOS Apple Messages Chrome Basecamp Bitbucket Xero Jira Asana Trello
• Licença gratuita
  Qualquer licença Licença gratuita Licença Open Source Licença comercial