The Wayback Machine - https://web.archive.org/web/20210623174926/https://developer.jetpack.com/

    No new hooks added in 9.8.1 Below are recently added.

    jetpack_remote_connect_end

    hook (action): Hook fired at the end of the jetpack.remoteConnect XML-RPC callback

    Source: vendor/automattic/jetpack-connection/legacy/class.jetpack-xmlrpc-server.php:497

    jetpack_remote_xmlrpc_provision_response

    hook (filter): Filters the response of the remote_provision XMLRPC method

    Source: vendor/automattic/jetpack-connection/legacy/class.jetpack-xmlrpc-server.php:416

    jetpack_xmlrpc_remote_register_redirect_uri

    hook (filter): Filters the Redirect URI returned by the remote_register XMLRPC method

    Source: vendor/automattic/jetpack-connection/legacy/class.jetpack-xmlrpc-server.php:385

    jetpack_on_connection_ui_init

    hook (action): Action called after initializing Connection UI Admin resources.

    Source: vendor/automattic/jetpack-connection-ui/src/class-admin.php:28

    jetpack_is_fse_theme

    hook (filter): Returns true if the current theme is an FSE/Site Editor theme.

    Source: vendor/automattic/jetpack-blocks/src/class-blocks.php:268

    jetpack_registered_jitms

    hook (action): Fires when the JITMs are registered. This action is used to ensure that JITMs are registered only once.

    Source: vendor/automattic/jetpack-jitm/src/class-jitm.php:75

    jetpack_show_wpcom_upgrades_email_menu

    hook (filter): Whether to show the WordPress.com Emails submenu under the main Upgrades menu.

    Related to Modules:
    Source: modules/masterbar/admin-menu/class-atomic-admin-menu.php:271

    jetpack_pre_register

    hook (filter): Action fired when the user attempts the registration.

    Source: vendor/automattic/jetpack-connection/src/class-manager.php:1064

    jetpack_is_standalone_block

    hook (filter): Returns true if the block is not being registered within a Jetpack plugin context.

    Source: vendor/automattic/jetpack-blocks/src/class-blocks.php:289

    jetpack_licensing_ui_enabled

    hook (filter): Filter that checks if the user is allowed to see the Licensing UI. `true` enables it.

    Source: vendor/automattic/jetpack-licensing/src/class-licensing.php:250