sanitize_url
Sanitize an URL. Removes URLs that might be dangerous, like javascript:
URLs.
Ensure that the input to this filter is HTML unescaped. As the filter is not unescaping any HTML entities.
Edit on GitHub
sanitize_html
HTML
urlize
url_abs
URLs and links
is_letsencrypt_valid_hostname
Referred by
Filters
Filters transform template variables before they are rendered.