Ninja-build.org is built with the following tech stack:
Document Standards
Canonical Content Tag
Public specification of a preferred URL for a page allows search engines to understand the original location for content.
HTML5 DocType
The DOCTYPE is a required preamble for HTML5 websites.
HTML 5 Specific Tags
This page contains tags that are specific to an HTML 5 implementation.
Content Type Options
Used to disable MIME-sniffing for a particular HTTP response.