Fires after the Masterbar package is initialized. Used mainly to ensure the package is initialized once.
jetpack_masterbar_init
jetpack_masterbar_initgp_locale_definitions_arrayFires after the locales have been defined but before they have been assigned to the object property.
jetpack_is_development_siteFilters is_development_site check.
jetpack_is_in_safe_modeFilters in_safe_mode check.
jetpack_seo_custom_field_post_typesFilter the list of post types for which custom fields support is added. This filter allows modification of the post types that will be processed to add support for custom fields if they do not already support it.
jetpack_likes_iframe_srcFilters the Likes iframe src, if any parameters need to be overridden or tracked.
jetpack_blaze_post_row_actions_enableAllow third-party plugins to disable Blaze row actions.
jetpack_opentable_block_urlFilter the OpenTable URL used to embed a widget.
wpcom_api_pre_get_active_blog_authorAllow customizing the blog ID returned with the author in WordPress.com REST API queries.