The application supports communication with your contacts Telegram (obviously )as well as sending and receiving images (inside the application using the image viewer Limoo) and emoticons.
As for integration with the system, Sigram can display notifications about new messages and works with a tray icon that allows you to display the application (which can be minimized to tray) or to open its settings. also available as an option for changing the wallpaper, chat.
Sigram, outdoor client Telegam for desktop Linux can be downloaded from Sialan Labs are available deb Ubuntu, AUR packages for Arch Linux, rpm packages, as well as the usual "binaries" for Linux. Also available the source code of the application Sigram.