This document provides a summary of essential WordPress plugins as identified by Anthony Hortin, a designer and developer at Maddison Designs. It discusses plugins for page building (Divi Builder), security (WordFence), caching (WP Rocket), SEO (WordPress SEO by Yoast), backups (BackupBuddy), ecommerce (WooCommerce), forms (Gravity Forms), galleries (Envira Gallery), spam prevention (Akismet), and other miscellaneous plugins. Alternatives to the main plugins discussed are also provided.