jetpack_sitemap_generation_delayFilter the delay in seconds until sitemap generation cron job is started. This filter allows a site operator or hosting provider to potentialy spread out sitemap generation for a lot of sites over time. By default, it will be randomly done over 15 minutes.
jetpack_disable_simple_paymentsCan be used by plugin authors to disable the conflicting output of Simple Payments.
jetpack_cdn_plugin_assets-{$plugin}Used for other plugins to provide their bundled assets via filter to prevent the need of storing them in an option or an external api request to w.org.
jetpack_cdn_plugin_slug_and_versionFilters Jetpack CDN’s plugin slug and version number. Can be used to override the values that Jetpack uses to retrieve assets. For example, when testing a development version of Jetpack the assets are not yet published, so you may need to override the version value to either trunk, or the latest available version. Expects the values to be returned in an array.
jetpack_cdn_core_version_and_localeFilters Jetpack CDN’s Core version number and locale. Can be used to override the values that Jetpack uses to retrieve assets. Expects the values to be returned in an array.
jetpack_lazy_images_skip_image_with_attributesAllow plugins and themes to conditionally skip processing an image via its attributes.
jetpack_contact_form_input_classFilters the “class” attribute of the contact form input
jetpack_contact_form_submit_button_classFilter the contact form submit button class attribute.
grunion_contact_form_delete_feedback_postFilters whether to erase a particular Feedback post.
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