No new hooks added in 8.8.1 Below are recently added.

    wpcom_instagram_widget_target

    hook (filter): Filter how Instagram image links open in the Instagram widget.

    Source: modules/widgets/class-jetpack-instagram-widget.php:323

    wpcom_instagram_widget_max_columns

    hook (filter): Allow changing the maximum number of columns available for the Instagram widget.

    Source: modules/widgets/class-jetpack-instagram-widget.php:61

    jetpack_is_local_site

    hook (filter): Filters is_local_site check.

    Source: vendor/automattic/jetpack-status/src/class-status.php:153

    jetpack_offline_mode

    hook (filter): Filters Jetpack's offline mode.

    Source: vendor/automattic/jetpack-status/src/class-status.php:71

    jetpack_options

    hook (filter): Filter Jetpack Options.<p>Can be useful in environments when Jetpack is running with a different setup</p>

    Source: vendor/automattic/jetpack-options/legacy/class.jetpack-options.php:189

    jetpack_get_site_data_success

    hook (action): Fires when the site data was successfully returned from the /sites/%d wpcom endpoint.

    Source: _inc/lib/class.core-rest-api-endpoints.php:1688

    react_connection_errors_initial_state

    hook (filter): Filter to add connection errors Format: array( array( 'code' => '.<p>..', 'message' => '...', 'action' => '...' ), ... )</p>

    Source: _inc/lib/admin-pages/class.jetpack-react-page.php:256

    wpcom_api_site_roles

    hook (filter): Filter for curating the list of roles available for a wpcom site.

    Source: json-endpoints/class.wpcom-json-api-list-roles-endpoint.php:142

    jetpack_delete_spam_feedbacks_limit

    hook (filter): Filter the amount of Spam feedback one can delete at once.

    Source: modules/contact-form/admin.php:947

    wordads_ccpa_disclosure

    hook (filter): Filter on the default CCPA disclosure text.

    Source: modules/wordads/php/class-wordads-california-privacy.php:228