Alternatívy programu attending.io pre Software as a Service (SaaS) s licenciou zadarmo

• Software as a Service (SaaS)
  Všetky platformy Windows Mac Linux Chrome OS Android iPhone Windows Phone iPad Android Tablet Web Self-Hosted Software as a Service (SaaS) Windows Mobile Wordpress
• Bezplatná licencia
  Akákoľvek licencia Bezplatná licencia Licencia Open Source Obchodná licencia