READ BEFORE PLAYING W, UP ARROW, SPACE BAR=JUMP A, LEFT ARROW=LEFT D, RIGHT ARROW=RIGHT 0=DEV TOOLS DEV TOOLS; W, UP ARROW, SPACE BAR=FLY UP A, LEFT ARROW=FLY LEFT D, RIGHT ARROW=FLY RIGHT 1, 2, 3, 4=TOGGLE BUILD CATEGORY LEFT CLICK=PLACE LEFT CLICK(ON TILE)=DELETE/REPLACE E=EYE DROPPER L=LEVEL LOADER R=DELTE/REPLACE LEVEL Q=TOGGLE AUSTO ARRANGE TILES
Thanks to @griffpatch for the tutorial.