jetpack_podcast_post_fetchAllow callers to identify when we have completed fetching a specified podcast feed. This makes it possible to clean up any actions or filters that were set up using the `jetpack_podcast_pre_fetch` action. Note that this action runs after other hooks added by Jetpack have been removed.
jetpack_podcast_pre_fetchAllow callers to set up any desired hooks when we fetch the content for a podcast. The `jetpack_podcast_post_fetch` action can be used to perform cleanup.
videopress_initFires after the VideoPress package is initialized
jetpack_api_include_comment_types_countInclude certain comment types in comment counts in the REST API. Note: the default array of comment types includes an empty string, to support comments posted before WP 5.5, that used an empty string as comment type.
jetpack_pre_switch_themeTrigger action before the switch theme happens.
jetpack_sharing_data_attributesFilter the sharing data attributes.
jetpack_get_available_standalone_modulesStand alone plugins need to use this filter to register the modules they interact with. This will allow them to activate and deactivate these modules even when Jetpack is not present. Note: Standalone plugins can only interact with modules that also exist in the Jetpack plugin, otherwise they’ll lose the ability to control it if Jetpack is activated.
jetpack_stats_footer_js_dataFilter the parameters added to the JavaScript stats tracking code.
jetpack_stats_footer_amp_dataFilter the parameters added to the AMP pixel tracking code.
Jetpack Developer Resources 