Alternativer til hnng.moe til Facebook Messenger med gratis licens

• Facebook Messenger
  Alle platforme Windows Mac Linux Chrome OS Android iPhone Windows Phone iPad Android Tablet Windows S Web Self-Hosted Software as a Service (SaaS) Firefox Opera Internet Explorer PHP Windows Mobile Facebook Messenger Apple TV Chrome Apache HTTP Server Twitter MySQL Community Edition LinkedIn Kik Google URL Shortener LINE Shorte.st Telegram bot API Perl
• Gratis licens
  Enhver licens Gratis licens Open Source-licens Kommerciel licens