This document summarizes a presentation about Varnish Extend and its components. Varnish Extend allows for multi-CDN, hybrid CDN, and DIY CDN configurations using Varnish Plus and Cedexis. Cedexis provides real-user monitoring, programmable load balancing, and purging capabilities. The demo architecture shows how Varnish Plus can be deployed on the edge and shield tiers for caching and load balancing traffic to origin servers.