Alternatívy programu Letterspace pre Software as a Service (SaaS) s licenciou s otvoreným zdrojom

• Software as a Service (SaaS)
  Všetky platformy Windows Mac Linux Chrome OS Android iPhone iPad Android Tablet Kindle Fire Web Self-Hosted Software as a Service (SaaS) Firefox Opera PortableApps.com Chrome Visual Studio Code Termux
• Licencia Open Source
  Akákoľvek licencia Bezplatná licencia Licencia Open Source Obchodná licencia