ExperimentalOptional ExperimentalactiveOptional ExperimentalhistoryUndo/redo history bound to the current scene.
Optional ExperimentalpointerCanvas pointer position in world space.
Optional ExperimentalsceneScene tree — structural reads + undoable mutations.
Optional ExperimentalselectionKit selection state — ids of currently selected nodes.
Optional ExperimentalviewCurrent viewport — camera position + scale.
Currently active tool id + hotkey-hold stack.