This post introduces how to install DB Browser for SQLite on Ubuntu 16.04.
For Ubuntu and derivaties, @deepsidhu1313 provides a PPA with the latest release at here:
https://launchpad.net/~linuxgndu/+archive/ubuntu/sqlitebrowser
Step 1: Add the PPA shown above by issuing the following command in your terminal:
$ sudo add-apt-repository -y ppa:linuxgndu/sqlitebrowser
Step 2: Update the cache using:
$ sudo apt-get update
Step 3: Install the DB Browser for SQLite package by issuing the following command:
$ sudo apt-get install sqlitebrowser
Reference: