Cutegram is a free and opensource telegram clients for Linux, Windows, OS X and OpenBSD, focusing on user friendly, compatibility with desktop environments. Cutegram using Qt5, QML, libqtelegram, libappindication, AsemanQtTools technologies and Faenza icons and Twitter emojies graphic sets. It's free and released under
Telegram Messenger is a cross-platform instant messaging system whose clients are open source and servers are proprietary software. Telegram users can exchange encrypted and self-destructing messages, photos, videos and documents (all file types are supported).