Arrows walk, climb, crouch
Home PgUp End PgDn diagonals (\ = PgUp, ' = End)
Shift fire / use ยท Shift + End under a survival module: save
F1 F2 F3 change form
Return / Space choose in menus
Escape pause, any key resumes
Autosave (button above): saves at every new scene; after a death choose LOAD
in the menu