Alternativer til Tiggr for alle platforme med open source-licens

• Alle platforme
  Alle platforme 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
  Enhver licens Gratis licens Open Source-licens Kommerciel licens