An engine for generating maps with a large number of points?

Question

PHP

Tell me, are there any open-source solutions for creating maps with a large number of objects on them and then switching to the description of the object in the form of a regular page? I would also like to be able to connect a geographic taxonomy with a large nesting (region-district-point). I know how to create anything on WordPress, but then I understand that he won’t pull it ...