FacetWP integrates with some of the best 3rd-party plugins out there:

Advanced Custom Fields WooCommerce SearchWP WP-CLI Elementor Beaver Builder Recipes Relevanssi Multilingual Pods Meta Box Flatsome (theme) Listify (theme) Listable (theme) WordPress Multi-Site WP Job Manager WP All Import Easy Digital Downloads EDD Reviews Intuitive Custom Post Order Post Types Order Genesis Framework WP Rocket Cloudflare New Relic WP Engine Incompatible Plugins