Hello Linux Geeksters. As you may know, Syncthing is an open-source software that allows the users to easily synchronize files and directories between different computers in a secured and encrypted manner. The application has only a Web UI, so we need the browser to do our Syncthing tasks.

Syncthing GTK, provides a GUI written in Python and GTK+3, adding an intuitive user interface to Syncthing, so that the users don’t need to use the browser anymore.
The latest version available is Syncthing GTK 0.6.5, which brings changes.
In this article I will show you how to install Syncthing GTK 0.6.5 on Ubuntu 15.04 Vivid Vervet, Ubuntu 14.10 Utopic Unicorn, Ubuntu 14.04 Trusty Tahr, Linux Mint 17.1 Rebecca, Pinguy OS 14.04, Elementary OS 0.3 Freya, Deepin 2014, Peppermint Five, LXLE 14.04, Linux Lite 2 and other Ubuntu derivative systems.
Before we start the installation of Syncthing GTK, we have to install Syncthing first. Follow the below instructions exactly, in order to get a successful installation.
How to install Syncthing and Syncthing GTK for 32 bit systems:
Install Syncthing:
$ sudo mkdir -p /opt/syncthing
$ cd /opt/syncthing
$ sudo wget https://github.com/syncthing/syncthing/releases/download/v0.10.29/syncthing-linux-386-v0.10.29.tar.gz
$ tar -xzvf syncthing-linux-386-v0.10.29.tar.gz
$ rm syncthing-linux-386-v0.10.29.tar.gz
$ cd syncthing-linux-386-v0.10.29
$ sudo chmod +x syncthing
$ ./syncthing
$ sudo install /opt/syncthing/syncthing /usr/local/bin/
Install Syncthing GTK:
$ sudo add-apt-repository ppa:nilarimogard/webupd8
$ sudo apt-get update
$ sudo apt-get install syncthing-gtk
How to install Syncthing and Syncthing GTK for 64 bit systems:
$ sudo mkdir -p /opt/syncthing
$ cd /opt/syncthing
$ sudo wget github.com/syncthing/syncthing/releases/download/v0.10.29/syncthing-linux-amd64-v0.10.29.tar.gz
$ tar -xzvf syncthing-linux-amd64-v0.10.29.tar.gz
$ rm syncthing-linux-amd64-v0.10.29.tar.gz
$ cd syncthing-linux-amd64-v0.10.29
$ sudo chmod +x syncthing
$ ./syncthing
$ sudo install /opt/syncthing/syncthing /usr/local/bin/
Install Syncthing GTK:
$ sudo add-apt-repository ppa:nilarimogard/webupd8
$ sudo apt-get update
$ sudo apt-get install syncthing-gtk
Optional, to remove Syncthing and Syncthing-GTK, do:
$ sudo apt-get remove syncthing-gtk
$ sudo rm -rf /opt/syncthing