Game Pencil Engine is a HTML5 based game engine with many of the exports being made from its 1-code base of JS.
The Debian Linux distribution of Linux is supported for the Game Pencil Engine Editor.
The Game Pencil Engine Editor is coded in C/C++.
Electron is the current preferred method to convert games made in the Game Pencil Editor for desktop support.
Flarume is the forum sofware used for Game Pencil users.