Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds.
Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
OpenResty is a web platform based on nginx which can run Lua scripts using its LuaJIT engine.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.