Alternativa TrackYourTimeu za Slack sa licencom otvorenog koda

• Slack
  Sve platforme Windows Mac Linux Chrome OS Android iPhone Windows Phone Blackberry Blackberry 10 Apple Watch iPad Android Tablet Windows S Web Self-Hosted Software as a Service (SaaS) Firefox Safari Internet Explorer Chromium Python Windows Mobile Java Mobile Slack Microsoft Office Outlook iOS Apple Messages Chrome Ruby RubyGems
• Licenca otvorenog koda
  Bilo koja licenca Besplatna licenca Licenca otvorenog koda Komercijalna licenca