GNU/Linux Ubuntu Installing WordPress Desktop App Guide
The Tutorial Shows You Step-by-step How to Install WordPress Desktop App Ubuntu GNU/Linux Desktops.
And this is the Official WordPress Client for Ubuntu.
Most noteworthy is how with this App you can Connect either a WordPress.com Blog or also a Self-Hosted one.
Especially relevant: to Connect a Self-Hosted Website you need to Make Use of the JetPack Plugin.
So moreover included inside this post you’ll also find instructions on How to Make the Initial Setup and Add a Self-Hosted Blog.