Some of the 3D Graphic examples fail when running the examples under native Wayland (no XWayland). If you just run python -m pyqtgraph.examples (or equivalently QT_QPA_PLATFORM=xcb python -m pyqtgraph ...
PyQtGraph is intended for use in mathematics / scientific / engineering applications. Despite being written entirely in python, the library is fast due to its heavy leverage of numpy for number ...