The WordPress 3.6 release will have dozens of new multisite classes available for networked sites. This is very exciting news.

• Introduce wp_add_id3_tag_data()
• Introduce wp_read_video_metadata()
• Introduce wp_read_audio_metadata()
• Introduce wp_nav_menu_disabled_check()
• Introduce wp_nav_menu_update_menu_items()
• Introduce do_accordion_sections()
• Introduce wp_slash()
• Introduce wp_unslash()
• Introduce wp_is_writable()
• Introduce wp_auth_check_load()
• Introduce wp_auth_check()
• Introduce get_tag_regex()
• Introduce wp_registration_url()
• Introduce wp_heartbeat_settings()
• Introduce wp_mediaelement_fallback()
• Introduce wp_get_audio_extensions()
• Introduce wp_audio_shortcode()
• Introduce wp_get_video_extensions()
• Introduce wp_video_shortcode()
• Introduce wp_embed_handler_audio()
• Introduce wp_embed_handler_video()
• Introduce get_attached_media()
• Introduce get_attached_audio()
• Introduce get_attached_video()
• Introduce get_content_media()
• Introduce get_embedded_media()
• Introduce get_content_audio()
• Introduce get_embedded_audio()
• Introduce get_content_video()
• Introduce get_embedded_video()
• Introduce get_the_post_format_media()
• Introduce the_post_format_video()
• Introduce the_post_format_audio()
• Introduce get_attached_images()
• Introduce get_attached_image_srcs()
• Introduce get_content_images()
• Introduce get_content_image()
• Introduce get_content_galleries()
• Introduce get_post_galleries()
• Introduce get_post_galleries_images()
• Introduce get_post_gallery()
• Introduce the_post_format_gallery()
• Introduce get_post_gallery_images()
• Introduce get_the_post_format_image()
• Introduce the_post_format_image()
• Introduce attachment_url_to_postid()
• Introduce get_post_format_meta()
• Introduce get_post_format_content_class()
• Introduce post_format_content_class()
• Introduce post_formats_compat()
• Introduce add_chat_detection_format()
• Introduce get_content_chat()
• Introduce get_the_post_format_chat()
• Introduce the_post_format_chat()
• Introduce get_content_quote()
• Introduce get_the_post_format_quote()
• Introduce the_post_format_quote()
• Introduce get_content_url()
• Introduce get_the_post_format_url()
• Introduce the_post_format_url()
• Introduce get_the_remaining_content()
• Introduce the_remaining_content()
• Introduce wp_post_revision_title_expanded()
• Introduce paginate_content()
• Introduce get_paged_content()
• Introduce wp_revisions_enabled()
• Introduce wp_revisions_to_keep()
• Introduce wp_text_diff_with_count()
• Introduce shortcode_exists()
• Introduce has_shortcode()
• Introduce wp_parse_post_content()
• Introduce wp_remove_object_terms()
• Introduce wp_add_object_terms()
• Introduce img_html_to_post_id()