NXEngine Evo is a complete open-source clone/rewrite of the masterpiece
jump-and-run platformer Doukutsu Monogatari (also known as Cave Story) created by Studio Pixel (https://studiopixel.jp/).
NXEngine Evo is an upgraded/refactored version of NXEngine by Caitlin Shaw (http://nxengine.sourceforge.net).
Arrow keys to move
A Select previous weapon
S Select next weapon
W Map (only available after you've obtained the item in-game)
The default controls can be easily changed under Options : Controls. Joysticks are also supported (you should only need to change the controls in the options menu).
Swap out openSUSE_Leap_15.2 for openSUSE_Leap_15.1, openSUSE_Leap_15.0, or openSUSE_Tumbleweed if you’re using a different version of openSUSE.
With the repository added, import its GPG key:
sudo zypper --gpg-auto-import-keys refresh
Finally, upgrade the package cache to include the new snappy repository:
sudo zypper dup --from snappy
Snap can now be installed with the following:
sudo zypper install snapd
You then need to either reboot, logout/login or source /etc/profile to have /snap/bin added to PATH.
Additionally, enable and start both the snapd and the snapd.apparmor services with the following commands: