10 files declare their use of GridStack in GridStack 8

gridstack.theme.inc in templates/gridstack.theme.inc

Hooks and preprocess functions for the GridStack module.

GridStackCrudTest.php in tests/src/Kernel/GridStackCrudTest.php

GridStackForm.php in modules/gridstack_ui/src/Form/GridStackForm.php

GridStackFormatter.php in src/GridStackFormatter.php

GridStackLayout.php in src/Layout/GridStackLayout.php

GridStackLayoutDeprecated.php in src/Layout/GridStackLayoutDeprecated.php

GridStackManager.php in src/GridStackManager.php

GridStackManagerTest.php in tests/src/Kernel/GridStackManagerTest.php

GridStackUnitTest.php in tests/src/Unit/GridStackUnitTest.php

GridStackViews.php in src/Plugin/views/style/GridStackViews.php