Filters is_local_site check.
jetpack_is_local_site
jetpack_is_local_site-
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filter jetpack_offline_modeFilters Jetpack’s offline mode.
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action jetpack_get_site_data_successFires when the site data was successfully returned from the /sites/%d wpcom endpoint.
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filter react_connection_errors_initial_stateFilter to add connection errors Format: array( array( ‘code’ => ‘…’, ‘message’ => ‘…’, ‘action’ => ‘…’ ), … )
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filter wpcom_api_site_rolesFilter for curating the list of roles available for a wpcom site.
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filter jetpack_delete_spam_feedbacks_limitFilter the amount of Spam feedback one can delete at once.
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filter wordads_ccpa_disclosureFilter on the default CCPA disclosure text.
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filter jetpack_psh_activeDisables the Plugin Search Hints feature found when searching the plugins page.
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filter jetpack_lazy_images_blocked_classesAllow plugins and themes to tell lazy images to skip an image with a given class.
Jetpack Developer Resources 