Aego: game engine and editor.

  aego-editor (Windows) or the Aego app opens the launcher: recent projects,
  new projects from templates, examples.

  bin/aego edit           the launcher from a terminal
  bin/aego new mygame     create a project
  bin/aego edit mygame    open it in the editor
  bin/aego help           every command

Documentation: https://aego.akarpov.ru
Source: https://git.akarpov.ru/sanspie/aego

Projects with native Go modules, and exports for other platforms, need Go and
an engine source checkout; see https://aego.akarpov.ru/install.html
