Photopea - Installation (well, almost) & Basic Operations - Ubuntu 18.04
Photopea is a FREE alternative to Adobe Photoshop. You are encouraged to support the developer by paying for premium account. No restriction for free user against premium except for advertisements.
Thanks to Dralace of Darkminded for the music:
http://www.mikseri.net/darkminded
NightDreamer's Reacticide discord server:
/ discord