Hello Jolla Enthusiasts. Xerxes2, a third party developer has ported GnuChess to Sailfish OS. As you may know, GNU Chess is a chess program that enables the users to play chess against the computer, while it can also be used as a chess game engince only, used with frontends like XBoard.

In this article I will show you how to install GnuChess 6.1.1 on the first Jolla smartphone, running Sailfish OS. Follow the instructions exactly, in order to get a successful installation:
1. Download the GnuChess app from OpenRepos
2. Enable the Jolla Developer Mode and allow SSH-connection
3. Connect your Jolla device to your computer, via USB
4. Copy the GnuChess rpm package to the Jolla device
5. Install the package via the command line interface:
$ pkcon install-local gnuchess-6.1.1-1.armv7hl.rpm
For those who don’t know yet, Jolla is a project developed by former Nokia employees. The first Jolla smartphone is running on Sailfish OS, a modified Megoo Linux system, which is Android compatible, uses Wayland as the default display server , uses Nokia N9′s Maliit touchscreen keyboard and comes with interchangeable covers, allowing the users to easily switch them, in order to change the color/model of the phone and comes with impressive hardware specifications. Apps can be installed via the Jolla Store, which will provide both Jolla and Android apps, or via F-Droid, Yandex Store, Amazon App Store, Aptoide and 1Mobile Android Market.