Alternatives à jTalk pour Telegram avec licence open source

• Telegram
  Toutes les plateformes Windows Mac Linux Chrome OS Android iPhone Windows Phone Blackberry Blackberry 10 Apple Watch Android Wear iPad Android Tablet Kindle Fire Windows S Web Self-Hosted Software as a Service (SaaS) Firefox Safari BSD Windows Mobile Java Mobile Xfce Haiku PortableApps.com Facebook FreeBSD F-Droid Apple Messages S60 Facebook Messenger Chrome HP webOS Telegram PureOS (Purism)
• Licence Open Source
  Toute licence License gratuite Licence Open Source Licence commerciale