Sulu provides its own Twig functions and filters In addition to the standard set of Twig functions which you can use in website templates.
sulu_breadcrumb
sulu_content_load
sulu_content_load_parent
sulu_content_path
sulu_content_root_path
sulu_meta_alternate
sulu_meta_seo
sulu_navigation_flat
sulu_navigation_root_flat
sulu_navigation_root_tree
sulu_navigation_tree
sulu_seo
sulu_sitemap
sulu_sitemap_url
sulu_util_multisort
sulu_snippet_load
sulu_snippet_load_default
sulu_snippet_load_by_area
sulu_get_media_url
sulu_resolve_media
sulu_resolve_medias
sulu_tags
sulu_tag_url
sulu_tag_url_append
sulu_tag_url_clear
sulu_categories
sulu_category_url
sulu_category_url_append
sulu_category_url_remove
sulu_category_url_toggle
sulu_category_url_clear
sulu_resolve_contact
sulu_resolve_user