Alternativas ao Taskian para Safari com licença de código aberto

• Safari
  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 Opera Safari Internet Explorer BSD PortableApps.com Chrome HP webOS Firefox OS GNU Emacs Termux
• Licença Open Source
  Qualquer licença Licença gratuita Licença Open Source Licença comercial