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

• Software as a Service (SaaS)
  Alla plattformar Windows Mac Linux Chrome OS Android iPhone iPad Web Self-Hosted Software as a Service (SaaS) Slack Microsoft Office Word Google Drive Google Drive - Docs Google Apps Trello Microsoft Office Suite Google Drive - Sheets Atlassian Stash Google App Engine
• Open Source-licens
  Eventuell licens Gratis licens Open Source-licens Kommersiell licens