Optimization

W3 Total Cache Pro – The Ultimate WordPress Performance Toolkit

v2.8.12

Smush Pro – WordPress Image Optimization Plugin

v3.21.0

WP Fastest Cache Premium

v1.7.2

Redis | Object Cache Pro

v1.24.5

Hummingbird Pro – Supercharge WordPress Performance

v3.16.0

Perfmatters

v2.4.7

Swift Performance – WordPress Cache & Performance Booster

v2.3.7.3

Asset CleanUp Pro – Performance WordPress Plugin

v1.2.6.9

WP Rocket

v3.19.4

FlyingPress

v5.1.2

WP-Optimize Premium

v4.2.4