Alternativer til WebSequenceDiagrams til Google Drive - Sheets med kommerciel licens

• Google Drive - Sheets
  Alle platforme Windows Mac Linux Chrome OS Android iPhone iPad Android Tablet Web Software as a Service (SaaS) Microsoft Office Word Google Drive Google Drive - Docs Google Apps Microsoft Office Suite Google Drive - Sheets
• Kommerciel licens
  Enhver licens Gratis licens Open Source-licens Kommerciel licens